102 lines
3.1 KiB
Go
102 lines
3.1 KiB
Go
package email
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import (
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"context"
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"crypto/sha256"
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"encoding/hex"
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"fmt"
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"sort"
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"strings"
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"time"
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"github.com/Gleipnir-Technology/nidus-sync/db"
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"github.com/Gleipnir-Technology/nidus-sync/db/enums"
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"github.com/Gleipnir-Technology/nidus-sync/db/models"
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"github.com/aarondl/opt/omit"
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"github.com/aarondl/opt/omitnull"
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"github.com/rs/zerolog/log"
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)
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func EnsureInDB(ctx context.Context, destination string) (err error) {
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_, err = models.FindCommsEmailContact(ctx, db.PGInstance.BobDB, destination)
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if err != nil {
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// doesn't exist
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if err.Error() == "sql: no rows in result set" {
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public_id := fmt.Sprintf("%x", sha256.Sum256([]byte(destination)))
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_, err = models.CommsEmailContacts.Insert(&models.CommsEmailContactSetter{
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Address: omit.From(destination),
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Confirmed: omit.From(false),
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IsSubscribed: omit.From(false),
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PublicID: omit.From(public_id),
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}).One(ctx, db.PGInstance.BobDB)
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if err != nil {
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return fmt.Errorf("Failed to insert new email: %w", err)
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}
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log.Info().Str("email", destination).Msg("Added email to the comms database")
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return nil
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}
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return fmt.Errorf("Unexpected error searching for contact: %w", err)
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}
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return nil
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}
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func insertEmailLog(ctx context.Context, data map[string]string, destination string, public_id string, source string, subject string, template_id int32) (err error) {
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data_for_insert := db.ConvertToPGData(data)
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var type_ enums.CommsMessagetypeemail
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switch template_id {
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case templateReportNotificationConfirmationID:
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type_ = enums.CommsMessagetypeemailReportNotificationConfirmation
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case templateInitialID:
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type_ = enums.CommsMessagetypeemailInitialContact
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default:
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return fmt.Errorf("Unrecognized template ID %d", template_id)
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}
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_, err = models.CommsEmailLogs.Insert(&models.CommsEmailLogSetter{
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//ID:
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Created: omit.From(time.Now()),
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DeliveryStatus: omit.From("initial"),
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Destination: omit.From(destination),
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PublicID: omit.From(public_id),
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SentAt: omitnull.FromPtr[time.Time](nil),
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Source: omit.From(source),
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Subject: omit.From(subject),
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TemplateID: omit.From(template_id),
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TemplateData: omit.From(data_for_insert),
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Type: omit.From(type_),
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}).One(ctx, db.PGInstance.BobDB)
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return err
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}
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func generatePublicId(t enums.CommsMessagetypeemail, m map[string]string) string {
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if m == nil || len(m) == 0 {
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// Return hash of empty string for empty maps
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emptyHash := sha256.Sum256([]byte(""))
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return hex.EncodeToString(emptyHash[:])
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}
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// Get and sort keys for deterministic ordering
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keys := make([]string, 0, len(m))
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for k := range m {
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keys = append(keys, k)
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}
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sort.Strings(keys)
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// Build a string with all key-value pairs
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var sb strings.Builder
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// Add type first
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sb.WriteString(fmt.Sprintf("type:%s,", t))
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for _, k := range keys {
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sb.WriteString(k)
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sb.WriteString(":") // Separator between key and value
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sb.WriteString(m[k])
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sb.WriteString(",") // Separator between pairs
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}
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// Compute SHA-256 hash
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hasher := sha256.New()
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hasher.Write([]byte(sb.String()))
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hashBytes := hasher.Sum(nil)
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// Convert to hex string and return
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return hex.EncodeToString(hashBytes)
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}
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