423 lines
12 KiB
Go
423 lines
12 KiB
Go
// Code generated by BobGen psql v0.42.5. DO NOT EDIT.
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// This file is meant to be re-generated in place and/or deleted at any time.
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package models
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import (
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"context"
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"io"
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"github.com/Gleipnir-Technology/bob"
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"github.com/Gleipnir-Technology/bob/dialect/psql"
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"github.com/Gleipnir-Technology/bob/dialect/psql/dialect"
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"github.com/Gleipnir-Technology/bob/dialect/psql/dm"
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"github.com/Gleipnir-Technology/bob/dialect/psql/sm"
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"github.com/Gleipnir-Technology/bob/dialect/psql/um"
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"github.com/Gleipnir-Technology/bob/expr"
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"github.com/aarondl/opt/omit"
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)
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// Parcel is an object representing the database table.
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type Parcel struct {
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Apn string `db:"apn" `
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Description string `db:"description" `
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ID int32 `db:"id,pk" `
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Geometry string `db:"geometry" `
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}
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// ParcelSlice is an alias for a slice of pointers to Parcel.
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// This should almost always be used instead of []*Parcel.
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type ParcelSlice []*Parcel
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// Parcels contains methods to work with the parcel table
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var Parcels = psql.NewTablex[*Parcel, ParcelSlice, *ParcelSetter]("", "parcel", buildParcelColumns("parcel"))
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// ParcelsQuery is a query on the parcel table
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type ParcelsQuery = *psql.ViewQuery[*Parcel, ParcelSlice]
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func buildParcelColumns(alias string) parcelColumns {
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return parcelColumns{
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ColumnsExpr: expr.NewColumnsExpr(
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"apn", "description", "id", "geometry",
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).WithParent("parcel"),
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tableAlias: alias,
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Apn: psql.Quote(alias, "apn"),
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Description: psql.Quote(alias, "description"),
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ID: psql.Quote(alias, "id"),
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Geometry: psql.Quote(alias, "geometry"),
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}
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}
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type parcelColumns struct {
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expr.ColumnsExpr
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tableAlias string
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Apn psql.Expression
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Description psql.Expression
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ID psql.Expression
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Geometry psql.Expression
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}
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func (c parcelColumns) Alias() string {
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return c.tableAlias
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}
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func (parcelColumns) AliasedAs(alias string) parcelColumns {
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return buildParcelColumns(alias)
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}
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// ParcelSetter is used for insert/upsert/update operations
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// All values are optional, and do not have to be set
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// Generated columns are not included
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type ParcelSetter struct {
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Apn omit.Val[string] `db:"apn" `
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Description omit.Val[string] `db:"description" `
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ID omit.Val[int32] `db:"id,pk" `
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Geometry omit.Val[string] `db:"geometry" `
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}
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func (s ParcelSetter) SetColumns() []string {
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vals := make([]string, 0, 4)
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if s.Apn.IsValue() {
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vals = append(vals, "apn")
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}
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if s.Description.IsValue() {
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vals = append(vals, "description")
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}
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if s.ID.IsValue() {
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vals = append(vals, "id")
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}
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if s.Geometry.IsValue() {
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vals = append(vals, "geometry")
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}
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return vals
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}
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func (s ParcelSetter) Overwrite(t *Parcel) {
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if s.Apn.IsValue() {
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t.Apn = s.Apn.MustGet()
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}
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if s.Description.IsValue() {
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t.Description = s.Description.MustGet()
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}
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if s.ID.IsValue() {
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t.ID = s.ID.MustGet()
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}
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if s.Geometry.IsValue() {
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t.Geometry = s.Geometry.MustGet()
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}
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}
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func (s *ParcelSetter) Apply(q *dialect.InsertQuery) {
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q.AppendHooks(func(ctx context.Context, exec bob.Executor) (context.Context, error) {
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return Parcels.BeforeInsertHooks.RunHooks(ctx, exec, s)
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})
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q.AppendValues(bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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vals := make([]bob.Expression, 4)
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if s.Apn.IsValue() {
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vals[0] = psql.Arg(s.Apn.MustGet())
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} else {
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vals[0] = psql.Raw("DEFAULT")
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}
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if s.Description.IsValue() {
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vals[1] = psql.Arg(s.Description.MustGet())
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} else {
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vals[1] = psql.Raw("DEFAULT")
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}
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if s.ID.IsValue() {
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vals[2] = psql.Arg(s.ID.MustGet())
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} else {
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vals[2] = psql.Raw("DEFAULT")
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}
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if s.Geometry.IsValue() {
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vals[3] = psql.Arg(s.Geometry.MustGet())
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} else {
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vals[3] = psql.Raw("DEFAULT")
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}
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return bob.ExpressSlice(ctx, w, d, start, vals, "", ", ", "")
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}))
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}
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func (s ParcelSetter) UpdateMod() bob.Mod[*dialect.UpdateQuery] {
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return um.Set(s.Expressions()...)
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}
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func (s ParcelSetter) Expressions(prefix ...string) []bob.Expression {
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exprs := make([]bob.Expression, 0, 4)
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if s.Apn.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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psql.Quote(append(prefix, "apn")...),
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psql.Arg(s.Apn),
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}})
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}
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if s.Description.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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psql.Quote(append(prefix, "description")...),
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psql.Arg(s.Description),
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}})
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}
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if s.ID.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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psql.Quote(append(prefix, "id")...),
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psql.Arg(s.ID),
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}})
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}
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if s.Geometry.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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psql.Quote(append(prefix, "geometry")...),
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psql.Arg(s.Geometry),
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}})
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}
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return exprs
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}
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// FindParcel retrieves a single record by primary key
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// If cols is empty Find will return all columns.
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func FindParcel(ctx context.Context, exec bob.Executor, IDPK int32, cols ...string) (*Parcel, error) {
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if len(cols) == 0 {
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return Parcels.Query(
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sm.Where(Parcels.Columns.ID.EQ(psql.Arg(IDPK))),
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).One(ctx, exec)
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}
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return Parcels.Query(
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sm.Where(Parcels.Columns.ID.EQ(psql.Arg(IDPK))),
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sm.Columns(Parcels.Columns.Only(cols...)),
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).One(ctx, exec)
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}
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// ParcelExists checks the presence of a single record by primary key
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func ParcelExists(ctx context.Context, exec bob.Executor, IDPK int32) (bool, error) {
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return Parcels.Query(
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sm.Where(Parcels.Columns.ID.EQ(psql.Arg(IDPK))),
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).Exists(ctx, exec)
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}
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// AfterQueryHook is called after Parcel is retrieved from the database
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func (o *Parcel) AfterQueryHook(ctx context.Context, exec bob.Executor, queryType bob.QueryType) error {
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var err error
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switch queryType {
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case bob.QueryTypeSelect:
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ctx, err = Parcels.AfterSelectHooks.RunHooks(ctx, exec, ParcelSlice{o})
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case bob.QueryTypeInsert:
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ctx, err = Parcels.AfterInsertHooks.RunHooks(ctx, exec, ParcelSlice{o})
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case bob.QueryTypeUpdate:
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ctx, err = Parcels.AfterUpdateHooks.RunHooks(ctx, exec, ParcelSlice{o})
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case bob.QueryTypeDelete:
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ctx, err = Parcels.AfterDeleteHooks.RunHooks(ctx, exec, ParcelSlice{o})
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}
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return err
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}
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// primaryKeyVals returns the primary key values of the Parcel
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func (o *Parcel) primaryKeyVals() bob.Expression {
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return psql.Arg(o.ID)
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}
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func (o *Parcel) pkEQ() dialect.Expression {
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return psql.Quote("parcel", "id").EQ(bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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return o.primaryKeyVals().WriteSQL(ctx, w, d, start)
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}))
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}
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// Update uses an executor to update the Parcel
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func (o *Parcel) Update(ctx context.Context, exec bob.Executor, s *ParcelSetter) error {
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v, err := Parcels.Update(s.UpdateMod(), um.Where(o.pkEQ())).One(ctx, exec)
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if err != nil {
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return err
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}
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*o = *v
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return nil
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}
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// Delete deletes a single Parcel record with an executor
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func (o *Parcel) Delete(ctx context.Context, exec bob.Executor) error {
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_, err := Parcels.Delete(dm.Where(o.pkEQ())).Exec(ctx, exec)
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return err
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}
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// Reload refreshes the Parcel using the executor
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func (o *Parcel) Reload(ctx context.Context, exec bob.Executor) error {
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o2, err := Parcels.Query(
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sm.Where(Parcels.Columns.ID.EQ(psql.Arg(o.ID))),
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).One(ctx, exec)
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if err != nil {
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return err
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}
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*o = *o2
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return nil
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}
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// AfterQueryHook is called after ParcelSlice is retrieved from the database
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func (o ParcelSlice) AfterQueryHook(ctx context.Context, exec bob.Executor, queryType bob.QueryType) error {
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var err error
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switch queryType {
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case bob.QueryTypeSelect:
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ctx, err = Parcels.AfterSelectHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeInsert:
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ctx, err = Parcels.AfterInsertHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeUpdate:
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ctx, err = Parcels.AfterUpdateHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeDelete:
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ctx, err = Parcels.AfterDeleteHooks.RunHooks(ctx, exec, o)
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}
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return err
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}
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func (o ParcelSlice) pkIN() dialect.Expression {
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if len(o) == 0 {
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return psql.Raw("NULL")
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}
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return psql.Quote("parcel", "id").In(bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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pkPairs := make([]bob.Expression, len(o))
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for i, row := range o {
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pkPairs[i] = row.primaryKeyVals()
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}
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return bob.ExpressSlice(ctx, w, d, start, pkPairs, "", ", ", "")
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}))
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}
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// copyMatchingRows finds models in the given slice that have the same primary key
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// then it first copies the existing relationships from the old model to the new model
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// and then replaces the old model in the slice with the new model
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func (o ParcelSlice) copyMatchingRows(from ...*Parcel) {
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for i, old := range o {
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for _, new := range from {
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if new.ID != old.ID {
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continue
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}
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o[i] = new
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break
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}
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}
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}
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// UpdateMod modifies an update query with "WHERE primary_key IN (o...)"
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func (o ParcelSlice) UpdateMod() bob.Mod[*dialect.UpdateQuery] {
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return bob.ModFunc[*dialect.UpdateQuery](func(q *dialect.UpdateQuery) {
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q.AppendHooks(func(ctx context.Context, exec bob.Executor) (context.Context, error) {
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return Parcels.BeforeUpdateHooks.RunHooks(ctx, exec, o)
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})
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q.AppendLoader(bob.LoaderFunc(func(ctx context.Context, exec bob.Executor, retrieved any) error {
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var err error
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switch retrieved := retrieved.(type) {
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case *Parcel:
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o.copyMatchingRows(retrieved)
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case []*Parcel:
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o.copyMatchingRows(retrieved...)
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case ParcelSlice:
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o.copyMatchingRows(retrieved...)
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default:
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// If the retrieved value is not a Parcel or a slice of Parcel
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// then run the AfterUpdateHooks on the slice
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_, err = Parcels.AfterUpdateHooks.RunHooks(ctx, exec, o)
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}
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return err
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}))
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q.AppendWhere(o.pkIN())
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})
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}
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// DeleteMod modifies an delete query with "WHERE primary_key IN (o...)"
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func (o ParcelSlice) DeleteMod() bob.Mod[*dialect.DeleteQuery] {
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return bob.ModFunc[*dialect.DeleteQuery](func(q *dialect.DeleteQuery) {
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q.AppendHooks(func(ctx context.Context, exec bob.Executor) (context.Context, error) {
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return Parcels.BeforeDeleteHooks.RunHooks(ctx, exec, o)
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})
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q.AppendLoader(bob.LoaderFunc(func(ctx context.Context, exec bob.Executor, retrieved any) error {
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var err error
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switch retrieved := retrieved.(type) {
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case *Parcel:
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o.copyMatchingRows(retrieved)
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case []*Parcel:
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o.copyMatchingRows(retrieved...)
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case ParcelSlice:
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o.copyMatchingRows(retrieved...)
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default:
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// If the retrieved value is not a Parcel or a slice of Parcel
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// then run the AfterDeleteHooks on the slice
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_, err = Parcels.AfterDeleteHooks.RunHooks(ctx, exec, o)
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}
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return err
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}))
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q.AppendWhere(o.pkIN())
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})
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}
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func (o ParcelSlice) UpdateAll(ctx context.Context, exec bob.Executor, vals ParcelSetter) error {
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if len(o) == 0 {
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return nil
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}
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_, err := Parcels.Update(vals.UpdateMod(), o.UpdateMod()).All(ctx, exec)
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return err
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}
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func (o ParcelSlice) DeleteAll(ctx context.Context, exec bob.Executor) error {
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if len(o) == 0 {
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return nil
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}
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_, err := Parcels.Delete(o.DeleteMod()).Exec(ctx, exec)
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return err
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}
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func (o ParcelSlice) ReloadAll(ctx context.Context, exec bob.Executor) error {
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if len(o) == 0 {
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return nil
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}
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o2, err := Parcels.Query(sm.Where(o.pkIN())).All(ctx, exec)
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if err != nil {
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return err
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}
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o.copyMatchingRows(o2...)
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return nil
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}
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type parcelWhere[Q psql.Filterable] struct {
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Apn psql.WhereMod[Q, string]
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Description psql.WhereMod[Q, string]
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ID psql.WhereMod[Q, int32]
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Geometry psql.WhereMod[Q, string]
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}
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func (parcelWhere[Q]) AliasedAs(alias string) parcelWhere[Q] {
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return buildParcelWhere[Q](buildParcelColumns(alias))
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}
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func buildParcelWhere[Q psql.Filterable](cols parcelColumns) parcelWhere[Q] {
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return parcelWhere[Q]{
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Apn: psql.Where[Q, string](cols.Apn),
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Description: psql.Where[Q, string](cols.Description),
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ID: psql.Where[Q, int32](cols.ID),
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Geometry: psql.Where[Q, string](cols.Geometry),
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}
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}
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