package main

import (
	"bytes"
	"context"
	"crypto/rand"
	"crypto/sha256"
	"encoding/base64"
	"encoding/json"
	"errors"
	"fmt"
	"io"
	"net/http"
	"net/url"
	"os"
	"path/filepath"
	"sort"
	"strconv"
	"strings"
	"sync"
	"time"

	"github.com/Gleipnir-Technology/arcgis-go"
	"github.com/Gleipnir-Technology/arcgis-go/fieldseeker"
	"github.com/Gleipnir-Technology/nidus-sync/db"
	"github.com/Gleipnir-Technology/nidus-sync/db/enums"
	"github.com/Gleipnir-Technology/nidus-sync/db/models"
	"github.com/Gleipnir-Technology/nidus-sync/db/sql"
	"github.com/aarondl/opt/omit"
	"github.com/aarondl/opt/omitnull"
	"github.com/alitto/pond/v2"
	"github.com/jackc/pgx/v5"
	"github.com/rs/zerolog/log"
	"github.com/stephenafamo/bob"
	"github.com/stephenafamo/bob/dialect/psql"
	"github.com/stephenafamo/bob/dialect/psql/dialect"
	"github.com/stephenafamo/bob/dialect/psql/im"
	"github.com/uber/h3-go/v4"
)

// When the API responds that the token is now invalidated
type InvalidatedTokenError struct{}

func (e InvalidatedTokenError) Error() string { return "The token has been invalidated by the server" }

// When there is no oauth for an organization
type NoOAuthForOrg struct{}

func (e NoOAuthForOrg) Error() string { return "No oauth available for organization" }

var NewOAuthTokenChannel chan struct{}
var CodeVerifier string = "random_secure_string_min_43_chars_long_should_be_stored_in_session"

type OAuthTokenResponse struct {
	AccessToken           string `json:"access_token"`
	ExpiresIn             int    `json:"expires_in"`
	RefreshToken          string `json:"refresh_token"`
	RefreshTokenExpiresIn int    `json:"refresh_token_expires_in"`
	SSL                   bool   `json:"ssl"`
	Username              string `json:"username"`
}

// Build the ArcGIS authorization URL with PKCE
func buildArcGISAuthURL(clientID string) string {
	baseURL := "https://www.arcgis.com/sharing/rest/oauth2/authorize/"

	params := url.Values{}
	params.Add("client_id", clientID)
	params.Add("redirect_uri", redirectURL())
	params.Add("response_type", "code")
	//params.Add("code_challenge", generateCodeChallenge(codeVerifier))
	//params.Add("code_challenge_method", "S256")

	// See https://developers.arcgis.com/rest/users-groups-and-items/token/
	// expiration is defined in minutes
	var expiration int
	if IsProductionEnvironment() {
		// 2 weeks is the maximum allowed
		expiration = 20160
	} else {
		expiration = 20
	}
	params.Add("expiration", strconv.Itoa(expiration))

	return baseURL + "?" + params.Encode()
}

func downloadFieldseekerSchema(ctx context.Context, fieldseekerClient *fieldseeker.FieldSeeker, arcgis_id string) {
	for _, layer := range fieldseekerClient.FeatureServerLayers() {
		err := os.MkdirAll(filepath.Join(FieldseekerSchemaDirectory, arcgis_id), os.ModePerm)
		if err != nil {
			log.Error().Err(err).Msg("Failed to create parent directory")
			return
		}
		output, err := os.Create(fmt.Sprintf("%s/%s/%s.json", FieldseekerSchemaDirectory, arcgis_id, layer.Name))
		if err != nil {
			log.Error().Err(err).Msg("Failed to open output")
			return
		}
		schema, err := fieldseekerClient.Schema(layer.ID)
		if err != nil {
			log.Error().Err(err).Msg("Failed to get schema")
			return
		}
		_, err = output.Write(schema)
		if err != nil {
			log.Error().Err(err).Msg("Failed to write schema file")
			continue
		}
	}
}

func futureUTCTimestamp(secondsFromNow int) time.Time {
	return time.Now().UTC().Add(time.Duration(secondsFromNow) * time.Second)
}

// Helper function to generate code challenge from code verifier
func generateCodeChallenge(codeVerifier string) string {
	hash := sha256.Sum256([]byte(codeVerifier))
	return base64.RawURLEncoding.EncodeToString(hash[:])
}

// Generate a random code verifier for PKCE
func generateCodeVerifier() string {
	bytes := make([]byte, 64) // 64 bytes = 512 bits
	rand.Read(bytes)
	return base64.RawURLEncoding.EncodeToString(bytes)
}

// Find out what we can about this user
func updateArcgisUserData(ctx context.Context, user *models.User, access_token string, access_token_expires time.Time, refresh_token string, refresh_token_expires time.Time) {
	client := arcgis.NewArcGIS(
		arcgis.AuthenticatorOAuth{
			AccessToken:         access_token,
			AccessTokenExpires:  access_token_expires,
			RefreshToken:        refresh_token,
			RefreshTokenExpires: refresh_token_expires,
		},
	)
	portal, err := client.PortalsSelf()
	if err != nil {
		log.Error().Err(err).Msg("Failed to get ArcGIS user data")
		return
	}
	log.Info().Str("Username", portal.User.Username).Str("user_id", portal.User.ID).Str("org_id", portal.User.OrgID).Str("org_name", portal.Name).Str("license_type_id", portal.User.UserLicenseTypeID).Msg("Got portals data")

	_, err = sql.UpdateOauthTokenOrg(portal.User.ID, portal.User.UserLicenseTypeID, refresh_token).Exec(ctx, db.PGInstance.BobDB)
	if err != nil {
		log.Error().Err(err).Msg("Failed to update oauth token portal data")
		return
	}
	var org *models.Organization
	orgs, err := models.Organizations.Query(models.SelectWhere.Organizations.ArcgisName.EQ(portal.Name)).All(ctx, db.PGInstance.BobDB)
	switch len(orgs) {
	case 0:
		setter := models.OrganizationSetter{
			Name:       omitnull.From(portal.Name),
			ArcgisID:   omitnull.From(portal.User.OrgID),
			ArcgisName: omitnull.From(portal.Name),
		}
		org, err = models.Organizations.Insert(&setter).One(ctx, db.PGInstance.BobDB)
		if err != nil {
			log.Error().Err(err).Msg("Failed to create new organization")
			return
		}
		log.Info().Int("org_id", int(org.ID)).Msg("Created new organization")
	case 1:
		org = orgs[0]
		log.Info().Msg("Organization already exists")
	default:
		log.Error().Msg("Got too many organizations, bailing")
		return

	}
	if err != nil {
		LogErrorTypeInfo(err)
		if errors.Is(err, pgx.ErrNoRows) {
		} else {
			log.Error().Err(err).Msg("Failed to query for existing org")
			return
		}
	}
	err = org.AttachUser(ctx, db.PGInstance.BobDB, user)
	if err != nil {
		log.Error().Err(err).Int("user_id", int(user.ID)).Int("org_id", int(org.ID)).Msg("Failed to attach user to organization")
		return
	}

	search, err := client.Search("Fieldseeker")
	if err != nil {
		log.Error().Err(err).Msg("Failed to get search FieldseekerGIS data")
		return
	}
	var fieldseekerClient *fieldseeker.FieldSeeker
	for _, result := range search.Results {
		log.Info().Str("name", result.Name).Msg("Got result")
		if result.Name == "FieldSeekerGIS" {
			log.Info().Str("url", result.URL).Msg("Found Fieldseeker")
			setter := models.OrganizationSetter{
				FieldseekerURL: omitnull.From(result.URL),
			}
			err = org.Update(ctx, db.PGInstance.BobDB, &setter)
			if err != nil {
				log.Error().Err(err).Msg("Failed to create new organization")
				return
			}
			fieldseekerClient, err = fieldseeker.NewFieldSeeker(
				client,
				result.URL,
			)
			if err != nil {
				log.Error().Err(err).Msg("Failed to create fieldseeker client")
				return
			}
		}
	}
	arcgis_id, ok := org.ArcgisID.Get()
	if !ok {
		log.Error().Int("org.id", int(org.ID)).Msg("Cannot get webhooks - ArcGIS ID is null")
	}
	client.Context = &arcgis_id
	maybeCreateWebhook(ctx, fieldseekerClient)
	downloadFieldseekerSchema(ctx, fieldseekerClient, arcgis_id)
	clearNotificationsOauth(ctx, user)
	NewOAuthTokenChannel <- struct{}{}
}

func maybeCreateWebhook(ctx context.Context, client *fieldseeker.FieldSeeker) {
	webhooks, err := client.WebhookList()
	if err != nil {
		log.Error().Err(err).Msg("Failed to get webhooks")
	}
	for _, hook := range webhooks {
		if hook.Name == "Nidus Sync" {
			log.Info().Msg("Found nidus sync hook")
		} else {
			log.Info().Str("name", hook.Name).Msg("Found webhook")
		}
	}
}

func handleOauthAccessCode(ctx context.Context, user *models.User, code string) error {
	baseURL := "https://www.arcgis.com/sharing/rest/oauth2/token/"

	//params.Add("code_verifier", "S256")

	form := url.Values{
		"grant_type":   []string{"authorization_code"},
		"code":         []string{code},
		"client_id":    []string{ClientID},
		"redirect_uri": []string{redirectURL()},
	}

	req, err := http.NewRequest("POST", baseURL, strings.NewReader(form.Encode()))
	if err != nil {
		return fmt.Errorf("Failed to create request: %w", err)
	}
	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
	token, err := handleTokenRequest(ctx, req)
	if err != nil {
		return fmt.Errorf("Failed to exchange authorization code for token: %w", err)
	}
	accessExpires := futureUTCTimestamp(token.ExpiresIn)
	refreshExpires := futureUTCTimestamp(token.RefreshTokenExpiresIn)
	setter := models.OauthTokenSetter{
		AccessToken:         omit.From(token.AccessToken),
		AccessTokenExpires:  omit.From(accessExpires),
		RefreshToken:        omit.From(token.RefreshToken),
		RefreshTokenExpires: omit.From(refreshExpires),
		Username:            omit.From(token.Username),
	}
	err = user.InsertUserOauthTokens(ctx, db.PGInstance.BobDB, &setter)
	if err != nil {
		return fmt.Errorf("Failed to save token to database: %w", err)
	}
	go updateArcgisUserData(context.Background(), user, token.AccessToken, accessExpires, token.RefreshToken, refreshExpires)
	return nil
}

func hasFieldseekerConnection(ctx context.Context, user *models.User) (bool, error) {
	result, err := sql.OauthTokenByUserId(user.ID).All(ctx, db.PGInstance.BobDB)
	if err != nil {
		return false, err
	}
	return len(result) > 0, nil
}
func redirectURL() string {
	return BaseURL + "/arcgis/oauth/callback"
}

// This is a goroutine that is in charge of getting Fieldseeker data and keeping it fresh.
func refreshFieldseekerData(ctx context.Context, newOauthCh <-chan struct{}) {
	for {
		workerCtx, cancel := context.WithCancel(context.Background())
		var wg sync.WaitGroup

		oauths, err := models.OauthTokens.Query(models.SelectWhere.OauthTokens.InvalidatedAt.IsNull()).All(ctx, db.PGInstance.BobDB)
		if err != nil {
			log.Error().Err(err).Msg("Failed to get oauths")
			return
		}
		for _, oauth := range oauths {
			wg.Add(1)
			go func() {
				defer wg.Done()
				err := maintainOAuth(workerCtx, oauth)
				if err != nil {
					markTokenFailed(ctx, oauth)
					if errors.Is(err, arcgis.InvalidatedRefreshTokenError) {
						log.Info().Int("oauth_token.id", int(oauth.ID)).Msg("Marked invalid by the server")
					} else {
						LogErrorTypeInfo(err)
						log.Error().Err(err).Msg("Crashed oauth maintenance goroutine")
					}
				}
			}()
		}

		orgs, err := models.Organizations.Query().All(ctx, db.PGInstance.BobDB)
		if err != nil {
			log.Error().Err(err).Msg("Failed to get orgs")
			return
		}
		for _, org := range orgs {
			wg.Add(1)
			go func() {
				defer wg.Done()
				err := periodicallyExportFieldseeker(workerCtx, org)
				if err != nil {
					if errors.Is(err, &NoOAuthForOrg{}) {
						log.Info().Int("organization_id", int(org.ID)).Msg("No oauth available for organization, exiting exporter.")
						return
					}
					log.Error().Err(err).Msg("Crashed fieldseeker export goroutine")
				}
			}()
		}

		select {
		case <-ctx.Done():
			log.Info().Msg("Exiting refresh worker...")
			cancel()
			wg.Wait()
			return
		case <-newOauthCh:
			log.Info().Msg("Updating oauth background work")
			cancel()
			wg.Wait()
		}
	}
}

type SyncStats struct {
	Inserts   uint
	Updates   uint
	Unchanged uint
}

func downloadAllRecords(ctx context.Context, fssync *fieldseeker.FieldSeeker, layer arcgis.LayerFeature, org_id int32) (SyncStats, error) {
	var stats SyncStats
	count, err := fssync.QueryCount(layer.ID)
	if err != nil {
		return stats, fmt.Errorf("Failed to get counts for layer %s (%d): %w", layer.Name, layer.ID, err)
	}
	log.Info().Str("name", layer.Name).Uint("id", layer.ID).Msg("Starting on layer")
	if count.Count == 0 {
		return stats, nil
	}
	pool := pond.NewResultPool[SyncStats](20)
	group := pool.NewGroup()
	maxRecords := uint(fssync.MaxRecordCount())
	for offset := uint(0); offset < uint(count.Count); offset += maxRecords {
		group.SubmitErr(func() (SyncStats, error) {
			/*query := arcgis.NewQuery()
			query.ResultRecordCount = maxRecords
			query.ResultOffset = offset
			query.SpatialReference = "4326"
			query.OutFields = "*"
			query.Where = "1=1"
			qr, err := fssync.DoQuery(
				layer.ID,
				query)
			if err != nil {
				return SyncStats{}, fmt.Errorf("Failed to get layer %s (%d) at offset %d: %w", layer.Name, layer.ID, offset, err)
			}

			i, u, err := saveOrUpdateDBRecords(ctx, "FS_"+layer.Name, qr, org_id)
			if err != nil {
				filename := fmt.Sprintf("failure-%s-%d-%d.json", layer.Name, layer.ID, offset)
				saveRawQuery(fssync, layer, query, filename)
				log.Error().Err(err).Msg("Faild to save DB records")
				return SyncStats{}, fmt.Errorf("Failed to save records: %w", err)
			}
			return SyncStats{
				Inserts:   i,
				Updates:   u,
				Unchanged: len(qr.Features) - u - i,
			}, nil
			*/
			return SyncStats{
				Inserts:   0,
				Updates:   0,
				Unchanged: 0,
			}, nil
		})
	}
	results, err := group.Wait()
	if err != nil {
		return stats, fmt.Errorf("one or more tasks in the work pool failed: %w", err)
	}
	for _, r := range results {
		stats.Inserts += r.Inserts
		stats.Updates += r.Updates
		stats.Unchanged += r.Unchanged
	}
	log.Info().Uint("inserts", stats.Inserts).Uint("updates", stats.Updates).Uint("no change", stats.Unchanged).Msg("Finished layer")
	return stats, nil
}

func getOAuthForOrg(ctx context.Context, org *models.Organization) (*models.OauthToken, error) {
	users, err := org.User().All(ctx, db.PGInstance.BobDB)
	if err != nil {
		return nil, fmt.Errorf("Failed to query all users for org: %w", err)
	}
	for _, user := range users {
		oauths, err := user.UserOauthTokens(models.SelectWhere.OauthTokens.InvalidatedAt.IsNull()).All(ctx, db.PGInstance.BobDB)
		if err != nil {
			return nil, fmt.Errorf("Failed to query all oauth tokens for org: %w", err)
		}
		for _, oauth := range oauths {
			return oauth, nil
		}
	}
	return nil, &NoOAuthForOrg{}
}

func periodicallyExportFieldseeker(ctx context.Context, org *models.Organization) error {
	pollTicker := time.NewTicker(1)
	for {
		select {
		case <-ctx.Done():
			return nil
		case <-pollTicker.C:
			oauth, err := getOAuthForOrg(ctx, org)
			if err != nil {
				return fmt.Errorf("Failed to get oauth for org: %w", err)
			}
			err = exportFieldseekerData(ctx, org, oauth)
			if err != nil {
				return fmt.Errorf("Failed to export Fieldseeker data: %w", err)
			}
			log.Info().Msg("Completed exporting data, waiting 15 minutes to go agoin.")
			pollTicker = time.NewTicker(15 * time.Minute)
		}
	}
}
func exportFieldseekerData(ctx context.Context, org *models.Organization, oauth *models.OauthToken) error {
	log.Info().Msg("Update Fieldseeker data")
	var err error
	ar := arcgis.NewArcGIS(
		arcgis.AuthenticatorOAuth{
			AccessToken:         oauth.AccessToken,
			AccessTokenExpires:  oauth.AccessTokenExpires,
			RefreshToken:        oauth.RefreshToken,
			RefreshTokenExpires: oauth.RefreshTokenExpires,
		},
	)
	row, err := sql.OrgByOauthId(oauth.ID).One(ctx, db.PGInstance.BobDB)
	if err != nil {
		return fmt.Errorf("Failed to get org ID: %w", err)
	}
	fssync, err := fieldseeker.NewFieldSeeker(
		ar,
		row.FieldseekerURL.MustGet(),
	)
	if err != nil {
		return fmt.Errorf("Failed to create fssync: %w", err)
	}
	var stats SyncStats
	//layers := fssync.FeatureServerLayers()

	var ss SyncStats
	for _, l := range fssync.FeatureServerLayers() {
		ss, err = exportFieldseekerLayer(ctx, org, fssync, l)
		if err != nil {
			return err
		}
		stats.Inserts += ss.Inserts
		stats.Updates += ss.Updates
		stats.Unchanged += ss.Unchanged
	}

	setter := models.FieldseekerSyncSetter{
		RecordsCreated:   omit.From(int32(stats.Inserts)),
		RecordsUpdated:   omit.From(int32(stats.Updates)),
		RecordsUnchanged: omit.From(int32(stats.Unchanged)),
	}
	err = org.InsertFieldseekerSyncs(ctx, db.PGInstance.BobDB, &setter)
	if err != nil {
		return fmt.Errorf("Failed to insert sync: %w", err)
	}

	updateSummaryTables(ctx, org)
	return nil
}

func maintainOAuth(ctx context.Context, oauth *models.OauthToken) error {
	for {
		// Refresh from the database
		oauth, err := models.FindOauthToken(ctx, db.PGInstance.BobDB, oauth.ID)
		if err != nil {
			return fmt.Errorf("Failed to update oauth token from database: %w", err)
		}
		accessTokenDelay := time.Until(oauth.AccessTokenExpires) - (3 * time.Second)
		refreshTokenDelay := time.Until(oauth.RefreshTokenExpires) - (3 * time.Second)
		if oauth.AccessTokenExpires.Before(time.Now()) {
			accessTokenDelay = 0
		}
		if oauth.RefreshTokenExpires.Before(time.Now()) {
			refreshTokenDelay = 0
		}
		log.Info().Int("id", int(oauth.ID)).Float64("seconds", accessTokenDelay.Seconds()).Str("access_token", oauth.AccessToken).Msg("Need to refresh access token")
		log.Info().Int("id", int(oauth.ID)).Float64("seconds", refreshTokenDelay.Seconds()).Str("refresh_token", oauth.RefreshToken).Msg("Need to refresh refresh token")
		accessTokenTicker := time.NewTicker(accessTokenDelay)
		refreshTokenTicker := time.NewTicker(refreshTokenDelay)
		select {
		case <-ctx.Done():
			return nil
		case <-accessTokenTicker.C:
			err := refreshAccessToken(ctx, oauth)
			if err != nil {
				return fmt.Errorf("Failed to refresh access token: %w", err)
			}
		case <-refreshTokenTicker.C:
			err := refreshRefreshToken(ctx, oauth)
			if err != nil {
				return fmt.Errorf("Failed to maintain refresh token: %w", err)
			}
		}
	}

}

// Mark that a given oauth token has failed. This includes a notification to
// the user.
func markTokenFailed(ctx context.Context, oauth *models.OauthToken) {
	oauthSetter := models.OauthTokenSetter{
		InvalidatedAt: omitnull.From(time.Now()),
	}
	err := oauth.Update(ctx, db.PGInstance.BobDB, &oauthSetter)
	if err != nil {
		log.Error().Str("err", err.Error()).Msg("Failed to mark token failed")
	}
	user, err := models.FindUser(ctx, db.PGInstance.BobDB, oauth.UserID)
	if err != nil {
		log.Error().Str("err", err.Error()).Msg("Failed to get oauth user")
		return
	}
	notifyOauthInvalid(ctx, user)
	log.Info().Int("id", int(oauth.ID)).Msg("Marked oauth token invalid")
}

// Update the access token to keep it fresh and alive
func refreshAccessToken(ctx context.Context, oauth *models.OauthToken) error {
	baseURL := "https://www.arcgis.com/sharing/rest/oauth2/token/"

	form := url.Values{
		"grant_type":    []string{"refresh_token"},
		"client_id":     []string{ClientID},
		"refresh_token": []string{oauth.RefreshToken},
	}

	req, err := http.NewRequest("POST", baseURL, strings.NewReader(form.Encode()))
	if err != nil {
		return fmt.Errorf("Failed to create request: %w", err)
	}
	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
	token, err := handleTokenRequest(ctx, req)
	if err != nil {
		return fmt.Errorf("Failed to handle request: %w", err)
	}
	accessExpires := futureUTCTimestamp(token.ExpiresIn)
	setter := models.OauthTokenSetter{
		AccessToken:        omit.From(token.AccessToken),
		AccessTokenExpires: omit.From(accessExpires),
		Username:           omit.From(token.Username),
	}
	err = oauth.Update(ctx, db.PGInstance.BobDB, &setter)
	if err != nil {
		return fmt.Errorf("Failed to update oauth in database: %w", err)
	}
	log.Info().Int("oauth token id", int(oauth.ID)).Msg("Updated oauth token")
	return nil
}

// Update the refresh token to keep it fresh and alive
func refreshRefreshToken(ctx context.Context, oauth *models.OauthToken) error {
	baseURL := "https://www.arcgis.com/sharing/rest/oauth2/token/"

	form := url.Values{
		"grant_type":    []string{"exchange_refresh_token"},
		"client_id":     []string{ClientID},
		"redirect_uri":  []string{redirectURL()},
		"refresh_token": []string{oauth.RefreshToken},
	}

	req, err := http.NewRequest("POST", baseURL, strings.NewReader(form.Encode()))
	if err != nil {
		return fmt.Errorf("Failed to create request: %w", err)
	}
	req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
	token, err := handleTokenRequest(ctx, req)
	if err != nil {
		return fmt.Errorf("Failed to handle request: %w", err)
	}
	refreshExpires := futureUTCTimestamp(token.ExpiresIn)
	setter := models.OauthTokenSetter{
		RefreshToken:        omit.From(token.RefreshToken),
		RefreshTokenExpires: omit.From(refreshExpires),
		Username:            omit.From(token.Username),
	}
	err = oauth.Update(ctx, db.PGInstance.BobDB, &setter)
	if err != nil {
		return fmt.Errorf("Failed to update oauth in database: %w", err)
	}
	log.Info().Int("oauth token id", int(oauth.ID)).Msg("Updated oauth token")
	return nil
}

func newTimestampedFilename(prefix, suffix string) string {
	timestamp := time.Now().Format("20060102_150405") // YYYYMMDD_HHMMSS format
	return prefix + timestamp + suffix
}

func handleTokenRequest(ctx context.Context, req *http.Request) (*OAuthTokenResponse, error) {
	client := http.Client{}
	log.Info().Str("url", req.URL.String()).Msg("POST")
	resp, err := client.Do(req)
	if err != nil {
		return nil, fmt.Errorf("Failed to do request: %w", err)
	}
	defer resp.Body.Close()
	bodyBytes, err := io.ReadAll(resp.Body)
	log.Info().Int("status", resp.StatusCode).Msg("Token request")
	filename := newTimestampedFilename("token", ".json")
	saveResponse(bodyBytes, filename)
	if resp.StatusCode >= http.StatusBadRequest {
		if err != nil {
			return nil, fmt.Errorf("Got status code %d and failed to read response body: %w", resp.StatusCode, err)
		}
		bodyString := string(bodyBytes)
		var errorResp arcgis.ErrorResponse
		if err := json.Unmarshal(bodyBytes, &errorResp); err == nil {
			if errorResp.Error.Code == 498 && errorResp.Error.Description == "invalidated refresh_token" {
				return nil, InvalidatedTokenError{}
			}
			return nil, fmt.Errorf("API response JSON error: %d: %w", resp.StatusCode, errorResp)
		}
		return nil, fmt.Errorf("API returned error status %d: %s", resp.StatusCode, bodyString)
	}
	//logResponseHeaders(resp)
	var tokenResponse OAuthTokenResponse
	err = json.Unmarshal(bodyBytes, &tokenResponse)
	if err != nil {
		return nil, fmt.Errorf("Failed to unmarshal JSON: %w", err)
	}
	// Just because we got a 200-level status code doesn't mean it worked. Experience has taught us that
	// we can get errors without anything indicated in the headers or the status code
	if tokenResponse == (OAuthTokenResponse{}) {
		var errorResponse arcgis.ErrorResponse
		err = json.Unmarshal(bodyBytes, &errorResponse)
		if err != nil {
			return nil, fmt.Errorf("Failed to unmarshal error JSON: %w", err)
		}
		if errorResponse.Error.Code > 0 {
			return nil, errorResponse.AsError()
		}
	}
	log.Info().Str("refresh token", tokenResponse.RefreshToken).Str("access token", tokenResponse.AccessToken).Int("access expires", tokenResponse.ExpiresIn).Int("refresh expires", tokenResponse.RefreshTokenExpiresIn).Msg("Oauth token acquired")
	return &tokenResponse, nil
}

func logResponseHeaders(resp *http.Response) {
	if resp == nil {
		log.Info().Msg("Response is nil")
		return
	}

	log.Info().Str("status", resp.Status).Int("statusCode", resp.StatusCode).Msg("HTTP Response headers")

	for name, values := range resp.Header {
		log.Info().Str("name", name).Strs("values", values).Msg("Header")
	}
}

func saveResponse(data []byte, filename string) {
	dest, err := os.Create(filename)
	if err != nil {
		log.Error().Str("filename", filename).Str("err", err.Error()).Msg("Failed to create file")
		return
	}
	_, err = io.Copy(dest, bytes.NewReader(data))
	if err != nil {
		log.Error().Str("filename", filename).Str("err", err.Error()).Msg("Failed to write")
		return
	}
	log.Info().Str("filename", filename).Msg("Wrote response")
}

/*
func saveRawQuery(fssync *fieldseeker.FieldSeeker, layer arcgis.LayerFeature, query *arcgis.Query, filename string) {
	output, err := os.Create(filename)
	if err != nil {
		log.Error().Str("filename", filename).Msg("Failed to create file")
		return
	}
	qr, err := fssync.DoQueryRaw(
		layer.ID,
		query)
	if err != nil {
		log.Error().Str("err", err.Error()).Msg("Failed to do query")
		return
	}
	_, err = output.Write(qr)
	if err != nil {
		log.Error().Str("err", err.Error()).Msg("Failed to write results")
		return
	}
	log.Info().Str("filename", filename).Msg("Wrote failed query")
}
*/

func saveOrUpdateDBRecords(ctx context.Context, table string, qr *arcgis.QueryResult, org_id int32) (int, int, error) {
	inserts, updates := 0, 0
	sorted_columns := make([]string, 0, len(qr.Fields))
	for _, f := range qr.Fields {
		sorted_columns = append(sorted_columns, f.Name)
	}
	sort.Strings(sorted_columns)

	objectids := make([]int, 0)
	for _, l := range qr.Features {
		oid := l.Attributes["OBJECTID"].(float64)
		objectids = append(objectids, int(oid))
	}

	rows_by_objectid, err := rowmapViaQuery(ctx, table, sorted_columns, objectids)
	if err != nil {
		return inserts, updates, fmt.Errorf("Failed to get existing rows: %w", err)
	}
	// log.Println("Rows from query", len(rows_by_objectid))

	for _, feature := range qr.Features {
		oid := feature.Attributes["OBJECTID"].(float64)
		row := rows_by_objectid[int(oid)]
		// If we have no matching row we'll need to create it
		if len(row) == 0 {

			if err := insertRowFromFeature(ctx, table, sorted_columns, &feature, org_id); err != nil {
				return inserts, updates, fmt.Errorf("Failed to insert row: %w", err)
			}
			inserts += 1
		} else if hasUpdates(row, feature) {
			if err := updateRowFromFeature(ctx, table, sorted_columns, &feature, org_id); err != nil {
				return inserts, updates, fmt.Errorf("Failed to update row: %w", err)
			}
			updates += 1
		}
	}
	return inserts, updates, nil
}

// Produces a map of OBJECTID to a 'row' which is in turn a map of column names to their values as strings
func rowmapViaQuery(ctx context.Context, table string, sorted_columns []string, objectids []int) (map[int]map[string]string, error) {
	result := make(map[int]map[string]string)

	query := selectAllFromQueryResult(table, sorted_columns)

	args := pgx.NamedArgs{
		"objectids": objectids,
	}
	rows, err := db.PGInstance.PGXPool.Query(ctx, query, args)
	if err != nil {
		return result, fmt.Errorf("Failed to query rows: %w", err)
	}
	defer rows.Close()

	// +2 for geometry x and geometry x
	columnNames := make([]string, len(sorted_columns)+2)
	for i, c := range sorted_columns {
		columnNames[i] = c
	}
	columnNames[len(sorted_columns)] = "geometry_x"
	columnNames[len(sorted_columns)+1] = "geometry_y"

	rowSlice, err := pgx.CollectRows(rows, func(row pgx.CollectableRow) (map[string]string, error) {
		fieldDescriptions := row.FieldDescriptions()
		values := make([]interface{}, len(fieldDescriptions))
		valuePtrs := make([]interface{}, len(fieldDescriptions))

		for i := range values {
			valuePtrs[i] = &values[i]
		}

		if err := row.Scan(valuePtrs...); err != nil {
			return nil, err
		}

		result := make(map[string]string)
		for i, fd := range fieldDescriptions {
			if values[i] != nil {
				result[fd.Name] = fmt.Sprintf("%v", values[i])
				//log.Printf("col %v type %T val %v", fd.Name, values[i], values[i])
			} else {
				result[fd.Name] = ""
			}
		}

		return result, nil
	})
	if err != nil {
		return result, fmt.Errorf("Failed to collect rows: %w", err)
	}
	for _, row := range rowSlice {
		o := row["objectid"]
		objectid, err := strconv.Atoi(o)
		if err != nil {
			return result, fmt.Errorf("Failed to parse objectid %s: %w", o, err)
		}
		result[objectid] = row
	}
	return result, nil
}

func insertRowFromFeature(ctx context.Context, table string, sorted_columns []string, feature *arcgis.Feature, org_id int32) error {
	var options pgx.TxOptions
	transaction, err := db.PGInstance.PGXPool.BeginTx(ctx, options)
	if err != nil {
		return fmt.Errorf("Unable to start transaction")
	}

	err = insertRowFromFeatureFS(ctx, transaction, table, sorted_columns, feature, org_id)
	if err != nil {
		transaction.Rollback(ctx)
		return fmt.Errorf("Unable to insert FS: %w", err)
	}

	err = insertRowFromFeatureHistory(ctx, transaction, table, sorted_columns, feature, org_id, 1)
	if err != nil {
		transaction.Rollback(ctx)
		return fmt.Errorf("Failed to insert history: %w", err)
	}

	err = transaction.Commit(ctx)
	if err != nil {
		return fmt.Errorf("Failed to commit transaction: %w", err)
	}
	return nil
}

func insertRowFromFeatureFS(ctx context.Context, transaction pgx.Tx, table string, sorted_columns []string, feature *arcgis.Feature, org_id int32) error {
	// Create the query to produce the main row
	var sb strings.Builder
	sb.WriteString("INSERT INTO ")
	sb.WriteString(table)
	sb.WriteString(" (")
	for _, field := range sorted_columns {
		sb.WriteString(field)
		sb.WriteString(",")
	}
	// Specially add the geometry values since they aren't in the fields
	sb.WriteString("geometry_x,geometry_y,organization_id,updated")
	sb.WriteString(")\nVALUES (")
	for _, field := range sorted_columns {
		sb.WriteString("@")
		sb.WriteString(field)
		sb.WriteString(",")
	}
	// Specially add the geometry values since they aren't in the fields
	sb.WriteString("@geometry_x,@geometry_y,@organization_id,@updated)")

	args := pgx.NamedArgs{}
	for k, v := range feature.Attributes {
		args[k] = v
	}
	// specially add geometry since it isn't in the list of attributes
	args["geometry_x"] = feature.Geometry.X
	args["geometry_y"] = feature.Geometry.Y
	args["organization_id"] = org_id
	args["updated"] = time.Now()

	_, err := transaction.Exec(ctx, sb.String(), args)
	if err != nil {
		return fmt.Errorf("Failed to insert row into %s: %w", table, err)
	}
	return nil
}
func hasUpdates(row map[string]string, feature arcgis.Feature) bool {
	for key, value := range feature.Attributes {
		rowdata := row[strings.ToLower(key)]
		// We'll accept any 'nil' as represented by the empty string in the database
		if value == nil {
			if rowdata == "" {
				continue
			} else if len(rowdata) > 0 {
				return true
			} else {
				log.Error().Msg("Looks like our original value is nil, but our row value is something non-empty with a zero length. Need a programmer to look into this.")
			}
		}
		// check strings first, their simplest
		if featureAsString, ok := value.(string); ok {
			if featureAsString != rowdata {
				return true
			}
			continue
		} else if featureAsInt, ok := value.(int); ok {
			// Previously had a nil value, now we have a real value
			if rowdata == "" {
				return true
			}
			rowAsInt, err := strconv.Atoi(rowdata)
			if err != nil {
				log.Error().Msg(fmt.Sprintf("Failed to convert '%s' to an int to compare against %v for %v", rowdata, featureAsInt, key))
			}
			if rowAsInt != featureAsInt {
				return true
			} else {
				continue
			}
		} else if featureAsFloat, ok := value.(float64); ok {
			// Previously had a nil value, now we have a real value
			if rowdata == "" {
				return true
			}
			rowAsFloat, err := strconv.ParseFloat(rowdata, 64)
			if err != nil {
				log.Error().Msg(fmt.Sprintf("Failed to convert '%s' to a float64 to compare against %v for %v", rowdata, featureAsFloat, key))
			}
			if rowAsFloat != featureAsFloat {
				return true
			} else {
				continue
			}
		}
		log.Info().Msg(fmt.Sprintf("key: %s\tvalue: %w (type %T)\trow: %s\n", key, value, value, rowdata))
		log.Error().Msg("we've hit a point where we can't tell if we have an update or not, need a programmer to look at the above")
	}
	return false
}
func updateRowFromFeature(ctx context.Context, table string, sorted_columns []string, feature *arcgis.Feature, org_id int32) error {
	// Get the current highest version for the row in question
	history_table := toHistoryTable(table)
	var sb strings.Builder
	sb.WriteString("SELECT MAX(version) FROM ")
	sb.WriteString(history_table)
	sb.WriteString(" WHERE OBJECTID=@objectid")

	args := pgx.NamedArgs{}
	o := feature.Attributes["OBJECTID"].(float64)
	args["objectid"] = int(o)

	var version int
	if err := db.PGInstance.PGXPool.QueryRow(ctx, sb.String(), args).Scan(&version); err != nil {
		return fmt.Errorf("Failed to query for version: %w", err)
	}

	var options pgx.TxOptions
	transaction, err := db.PGInstance.PGXPool.BeginTx(ctx, options)
	if err != nil {
		return fmt.Errorf("Unable to start transaction")
	}

	err = insertRowFromFeatureHistory(ctx, transaction, table, sorted_columns, feature, org_id, version+1)
	if err != nil {
		transaction.Rollback(ctx)
		return fmt.Errorf("Failed to insert history: %w", err)
	}
	err = updateRowFromFeatureFS(ctx, transaction, table, sorted_columns, feature)
	if err != nil {
		transaction.Rollback(ctx)
		return fmt.Errorf("Failed to update row from feature: %w", err)
	}

	err = transaction.Commit(ctx)
	if err != nil {
		return fmt.Errorf("Failed to commit transaction: %w", err)
	}
	return nil
}
func insertRowFromFeatureHistory(ctx context.Context, transaction pgx.Tx, table string, sorted_columns []string, feature *arcgis.Feature, org_id int32, version int) error {
	history_table := toHistoryTable(table)
	var sb strings.Builder
	sb.WriteString("INSERT INTO ")
	sb.WriteString(history_table)
	sb.WriteString(" (")
	for _, field := range sorted_columns {
		sb.WriteString(field)
		sb.WriteString(",")
	}
	// Specially add the geometry values since they aren't in the fields
	sb.WriteString("created,geometry_x,geometry_y,organization_id,version")
	sb.WriteString(")\nVALUES (")
	for _, field := range sorted_columns {
		sb.WriteString("@")
		sb.WriteString(field)
		sb.WriteString(",")
	}
	// Specially add the geometry values since they aren't in the fields
	sb.WriteString("@created,@geometry_x,@geometry_y,@organization_id,@version)")
	args := pgx.NamedArgs{}
	for k, v := range feature.Attributes {
		args[k] = v
	}
	args["created"] = time.Now()
	args["organization_id"] = org_id
	args["version"] = version
	if _, err := transaction.Exec(ctx, sb.String(), args); err != nil {
		return fmt.Errorf("Failed to insert history row into %s: %w", table, err)
	}
	return nil
}
func selectAllFromQueryResult(table string, sorted_columns []string) string {
	var sb strings.Builder
	sb.WriteString("SELECT * FROM ")
	sb.WriteString(table)
	sb.WriteString(" WHERE OBJECTID=ANY(@objectids)")
	return sb.String()
}
func toHistoryTable(table string) string {
	return "History_" + table[3:len(table)]
}

func updateRowFromFeatureFS(ctx context.Context, transaction pgx.Tx, table string, sorted_columns []string, feature *arcgis.Feature) error {
	// Create the query to produce the main row
	var sb strings.Builder
	sb.WriteString("UPDATE ")
	sb.WriteString(table)
	sb.WriteString(" SET ")
	for _, field := range sorted_columns {
		// OBJECTID is special as our primary key, so skip it
		if field == "OBJECTID" {
			continue
		}
		sb.WriteString(field)
		sb.WriteString("=@")
		sb.WriteString(field)
		sb.WriteString(",")
	}
	// Specially add the geometry values since they aren't in the fields
	sb.WriteString("geometry_x=@geometry_x,geometry_y=@geometry_y,updated=@updated WHERE OBJECTID=@OBJECTID")

	args := pgx.NamedArgs{}
	for k, v := range feature.Attributes {
		args[k] = v
	}
	// specially add geometry since it isn't in the list of attributes
	args["geometry_x"] = feature.Geometry.X
	args["geometry_y"] = feature.Geometry.Y
	args["updated"] = time.Now()

	_, err := transaction.Exec(ctx, sb.String(), args)
	if err != nil {
		return fmt.Errorf("Failed to update row into %s: %w", table, err)
	}
	return nil
}

func updateSummaryTables(ctx context.Context, org *models.Organization) {
	/*org, err := models.FindOrganization(ctx, PGInstance.BobDB, org_id)
	if err != nil {
		log.Error().Err(err).Msg("Failed to get organization")
	}*/
	log.Info().Int("org_id", int(org.ID)).Msg("Getting point locations")
	point_locations, err := org.FSPointlocations().All(ctx, db.PGInstance.BobDB)
	if err != nil {
		log.Error().Err(err).Msg("Failed to get organization")
		return
	}
	log.Info().Int("count", len(point_locations)).Msg("Summarizing point locations")

	for i := range 16 {
		log.Info().Int("resolution", i).Msg("Working summary layer")
		cellToCount := make(map[h3.Cell]int, 0)
		for _, p := range point_locations {
			cell, err := getCell(p.GeometryX, p.GeometryY, i)
			if err != nil {
				log.Error().Err(err).Msg("Failed to get cell")
				continue
			}
			//log.Info().Float64("X", p.GeometryX).Float64("Y", p.GeometryY).Str("cell", cell.String()).Msg("Converted lat/lng")
			cellToCount[cell] = cellToCount[cell] + 1
		}
		var to_insert []bob.Mod[*dialect.InsertQuery] = make([]bob.Mod[*dialect.InsertQuery], 0)
		to_insert = append(to_insert, im.Into("h3_aggregation", "cell", "resolution", "count_", "type_", "organization_id", "geometry"))
		for cell, count := range cellToCount {
			polygon, err := cellToPostgisGeometry(cell)
			if err != nil {
				log.Error().Err(err).Msg("Failed to get PostGIS geometry")
				continue
			}
			// log.Info().Str("polygon", polygon).Msg("Going to insert")
			to_insert = append(to_insert, im.Values(psql.Arg(cell.String(), i, count, enums.H3aggregationtypeServicerequest, org.ID), psql.F("st_geomfromtext", psql.S(polygon), 4326)))
		}
		to_insert = append(to_insert, im.OnConflict("cell, organization_id, type_").DoUpdate(
			im.SetCol("count_").To(psql.Raw("EXCLUDED.count_")),
		))
		//log.Info().Str("sql", insertQueryToString(psql.Insert(to_insert...))).Msg("Updating...")
		_, err := psql.Insert(to_insert...).Exec(ctx, db.PGInstance.BobDB)
		if err != nil {
			log.Error().Err(err).Msg("Faild to add h3 aggregation")
		}
	}
}

func exportFieldseekerLayer(ctx context.Context, org *models.Organization, fssync *fieldseeker.FieldSeeker, layer arcgis.LayerFeature) (SyncStats, error) {
	var stats SyncStats
	count, err := fssync.QueryCount(layer.ID)
	if err != nil {
		return stats, fmt.Errorf("Failed to get counts for layer %s (%d): %w", layer.Name, layer.ID, err)
	}
	if count.Count == 0 {
		log.Info().Str("name", layer.Name).Uint("id", layer.ID).Msg("No records to download")
		return stats, nil
	}
	log.Info().Str("name", layer.Name).Uint("id", layer.ID).Msg("Starting on layer")
	pool := pond.NewResultPool[SyncStats](20)
	group := pool.NewGroup()
	maxRecords := uint(fssync.MaxRecordCount())
	l, err := fieldseeker.NameToLayerType(layer.Name)
	if err != nil {
		return stats, fmt.Errorf("Failed to get layer for '%s': %w", layer.Name, err)
	}
	for offset := uint(0); offset < uint(count.Count); offset += maxRecords {
		group.SubmitErr(func() (SyncStats, error) {
			var ss SyncStats
			var name string
			var inserts, unchanged, updates uint
			var err error
			switch l {
			case fieldseeker.LayerAerialSpraySession:
				name = "AerialSpraySession"
				rows, err := fssync.AerialSpraySession(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateAerialSpraySession(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerAerialSprayLine:
				name = "LayerAerialSprayLine"
				rows, err := fssync.AerialSprayLine(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateAerialSprayLine(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerBarrierSpray:
				name = "LayerBarrierSpray"
				rows, err := fssync.BarrierSpray(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateBarrierSpray(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerBarrierSprayRoute:
				name = "LayerBarrierSprayRoute"
				rows, err := fssync.BarrierSprayRoute(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateBarrierSprayRoute(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerContainerRelate:
				name = "LayerContainerRelate"
				rows, err := fssync.ContainerRelate(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateContainerRelate(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerFieldScoutingLog:
				name = "LayerFieldScoutingLog"
				rows, err := fssync.FieldScoutingLog(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateFieldScoutingLog(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerHabitatRelate:
				name = "LayerHabitatRelate"
				rows, err := fssync.HabitatRelate(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateHabitatRelate(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerInspectionSample:
				name = "LayerInspectionSample"
				rows, err := fssync.InspectionSample(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateInspectionSample(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerInspectionSampleDetail:
				name = "LayerInspectionSampleDetail"
				rows, err := fssync.InspectionSampleDetail(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateInspectionSampleDetail(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerLandingCount:
				name = "LayerLandingCount"
				rows, err := fssync.LandingCount(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateLandingCount(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerLandingCountLocation:
				name = "LayerLandingCountLocation"
				rows, err := fssync.LandingCountLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateLandingCountLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerLineLocation:
				name = "LayerLineLocation"
				rows, err := fssync.LineLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateLineLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerLocationTracking:
				name = "LayerLocationTracking"
				rows, err := fssync.LocationTracking(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateLocationTracking(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerMosquitoInspection:
				name = "LayerMosquitoInspection"
				rows, err := fssync.MosquitoInspection(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateMosquitoInspection(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerOfflineMapAreas:
				name = "LayerOfflineMapAreas"
				rows, err := fssync.OfflineMapAreas(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateOfflineMapAreas(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerProposedTreatmentArea:
				name = "LayerProposedTreatmentArea"
				rows, err := fssync.ProposedTreatmentArea(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateProposedTreatmentArea(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerPointLocation:
				name = "LayerPointLocation"
				rows, err := fssync.PointLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdatePointLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerPolygonLocation:
				name = "LayerPolygonLocation"
				rows, err := fssync.PolygonLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdatePolygonLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerPoolDetail:
				name = "LayerPoolDetail"
				rows, err := fssync.PoolDetail(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdatePoolDetail(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerPool:
				name = "LayerPool"
				rows, err := fssync.Pool(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdatePool(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerPoolBuffer:
				name = "LayerPoolBuffer"
				rows, err := fssync.PoolBuffer(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdatePoolBuffer(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerQALarvCount:
				name = "LayerQALarvCount"
				rows, err := fssync.QALarvCount(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateQALarvCount(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerQAMosquitoInspection:
				name = "LayerQAMosquitoInspection"
				rows, err := fssync.QAMosquitoInspection(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateQAMosquitoInspection(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerQAProductObservation:
				name = "LayerQAProductObservation"
				rows, err := fssync.QAProductObservation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateQAProductObservation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerRestrictedArea:
				name = "LayerRestrictedArea"
				rows, err := fssync.RestrictedArea(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateRestrictedArea(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerRodentInspection:
				name = "LayerRodentInspection"
				rows, err := fssync.RodentInspection(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateRodentInspection(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerRodentLocation:
				name = "LayerRodentLocation"
				rows, err := fssync.RodentLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateRodentLocation(ctx, org, rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerSampleCollection:
				name = "LayerSampleCollection"
				rows, err := fssync.SampleCollection(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateSampleCollection(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerSampleLocation:
				name = "LayerSampleLocation"
				rows, err := fssync.SampleLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateSampleLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerServiceRequest:
				name = "LayerServiceRequest"
				rows, err := fssync.ServiceRequest(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateServiceRequest(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerSpeciesAbundance:
				name = "LayerSpeciesAbundance"
				rows, err := fssync.SpeciesAbundance(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateSpeciesAbundance(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerStormDrain:
				name = "LayerStormDrain"
				rows, err := fssync.StormDrain(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateStormDrain(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTracklog:
				name = "LayerTracklog"
				rows, err := fssync.Tracklog(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTracklog(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTrapLocation:
				name = "LayerTrapLocation"
				rows, err := fssync.TrapLocation(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTrapLocation(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTrapData:
				name = "LayerTrapData"
				rows, err := fssync.TrapData(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTrapData(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTimeCard:
				name = "LayerTimeCard"
				rows, err := fssync.TimeCard(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTimeCard(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTreatment:
				name = "LayerTreatment"
				rows, err := fssync.Treatment(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTreatment(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerTreatmentArea:
				name = "LayerTreatmentArea"
				rows, err := fssync.TreatmentArea(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateTreatmentArea(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerULVSprayRoute:
				name = "LayerULVSprayRoute"
				rows, err := fssync.ULVSprayRoute(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateULVSprayRoute(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerZones:
				name = "LayerZones"
				rows, err := fssync.Zones(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateZones(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
				return ss, err
			case fieldseeker.LayerZones2:
				name = "LayerZones2"
				rows, err := fssync.Zones2(offset)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to query %s: %w", name, err)
				}
				inserts, updates, err = db.SaveOrUpdateZones2(rows)
				if err != nil {
					return SyncStats{}, fmt.Errorf("Failed to update %s: %w", name, err)
				}
				unchanged = uint(len(rows)) - inserts - updates
			default:
				return ss, errors.New("Unrecognized layer")
			}
			ss.Inserts = inserts
			ss.Updates = updates
			ss.Unchanged = unchanged
			return ss, err
		})
	}
	results, err := group.Wait()
	if err != nil {
		return stats, fmt.Errorf("one or more tasks in the work pool failed: %w", err)
	}
	for _, r := range results {
		stats.Inserts += r.Inserts
		stats.Updates += r.Updates
		stats.Unchanged += r.Unchanged
	}
	log.Info().Uint("inserts", stats.Inserts).Uint("updates", stats.Updates).Uint("no change", stats.Unchanged).Str("layer", layer.Name).Msg("Finished layer")
	return stats, nil
}