420 lines
13 KiB
Go
420 lines
13 KiB
Go
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// Code generated by BobGen mysql v0.42.0. 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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"time"
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"github.com/aarondl/opt/omit"
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"github.com/stephenafamo/bob"
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"github.com/stephenafamo/bob/dialect/mysql"
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"github.com/stephenafamo/bob/dialect/mysql/dialect"
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"github.com/stephenafamo/bob/dialect/mysql/dm"
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"github.com/stephenafamo/bob/dialect/mysql/sm"
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"github.com/stephenafamo/bob/dialect/mysql/um"
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"github.com/stephenafamo/bob/expr"
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)
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// DjangoMigration is an object representing the database table.
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type DjangoMigration struct {
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ID int32 `db:"id,pk,autoincr" `
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App string `db:"app" `
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Name string `db:"name" `
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Applied time.Time `db:"applied" `
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}
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// DjangoMigrationSlice is an alias for a slice of pointers to DjangoMigration.
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// This should almost always be used instead of []*DjangoMigration.
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type DjangoMigrationSlice []*DjangoMigration
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// DjangoMigrations contains methods to work with the django_migrations table
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var DjangoMigrations = mysql.NewTablex[*DjangoMigration, DjangoMigrationSlice, *DjangoMigrationSetter]("django_migrations", buildDjangoMigrationColumns("django_migrations"), []string{"id"})
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// DjangoMigrationsQuery is a query on the django_migrations table
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type DjangoMigrationsQuery = *mysql.ViewQuery[*DjangoMigration, DjangoMigrationSlice]
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func buildDjangoMigrationColumns(alias string) djangoMigrationColumns {
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return djangoMigrationColumns{
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ColumnsExpr: expr.NewColumnsExpr(
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"id", "app", "name", "applied",
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).WithParent("django_migrations"),
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tableAlias: alias,
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ID: mysql.Quote(alias, "id"),
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App: mysql.Quote(alias, "app"),
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Name: mysql.Quote(alias, "name"),
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Applied: mysql.Quote(alias, "applied"),
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}
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}
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type djangoMigrationColumns struct {
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expr.ColumnsExpr
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tableAlias string
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ID mysql.Expression
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App mysql.Expression
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Name mysql.Expression
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Applied mysql.Expression
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}
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func (c djangoMigrationColumns) Alias() string {
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return c.tableAlias
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}
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func (djangoMigrationColumns) AliasedAs(alias string) djangoMigrationColumns {
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return buildDjangoMigrationColumns(alias)
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}
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// DjangoMigrationSetter 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 DjangoMigrationSetter struct {
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ID omit.Val[int32] `db:"id,pk,autoincr" `
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App omit.Val[string] `db:"app" `
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Name omit.Val[string] `db:"name" `
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Applied omit.Val[time.Time] `db:"applied" `
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}
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func (s DjangoMigrationSetter) SetColumns() []string {
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vals := make([]string, 0, 4)
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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.App.IsValue() {
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vals = append(vals, "app")
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}
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if s.Name.IsValue() {
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vals = append(vals, "name")
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}
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if s.Applied.IsValue() {
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vals = append(vals, "applied")
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}
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return vals
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}
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func (s DjangoMigrationSetter) Overwrite(t *DjangoMigration) {
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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.App.IsValue() {
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t.App = s.App.MustGet()
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}
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if s.Name.IsValue() {
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t.Name = s.Name.MustGet()
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}
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if s.Applied.IsValue() {
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t.Applied = s.Applied.MustGet()
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}
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}
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func (s *DjangoMigrationSetter) 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 DjangoMigrations.BeforeInsertHooks.RunHooks(ctx, exec, s)
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})
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q.AppendValues(
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bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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if !(s.ID.IsValue()) {
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return mysql.Raw("DEFAULT").WriteSQL(ctx, w, d, start)
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}
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return mysql.Arg(s.ID.MustGet()).WriteSQL(ctx, w, d, start)
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}), bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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if !(s.App.IsValue()) {
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return mysql.Raw("DEFAULT").WriteSQL(ctx, w, d, start)
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}
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return mysql.Arg(s.App.MustGet()).WriteSQL(ctx, w, d, start)
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}), bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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if !(s.Name.IsValue()) {
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return mysql.Raw("DEFAULT").WriteSQL(ctx, w, d, start)
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}
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return mysql.Arg(s.Name.MustGet()).WriteSQL(ctx, w, d, start)
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}), bob.ExpressionFunc(func(ctx context.Context, w io.StringWriter, d bob.Dialect, start int) ([]any, error) {
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if !(s.Applied.IsValue()) {
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return mysql.Raw("DEFAULT").WriteSQL(ctx, w, d, start)
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}
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return mysql.Arg(s.Applied.MustGet()).WriteSQL(ctx, w, d, start)
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}))
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}
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func (s DjangoMigrationSetter) UpdateMod() bob.Mod[*dialect.UpdateQuery] {
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return um.Set(s.Expressions("django_migrations")...)
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}
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func (s DjangoMigrationSetter) Expressions(prefix ...string) []bob.Expression {
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exprs := make([]bob.Expression, 0, 4)
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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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mysql.Quote(append(prefix, "id")...),
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mysql.Arg(s.ID),
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}})
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}
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if s.App.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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mysql.Quote(append(prefix, "app")...),
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mysql.Arg(s.App),
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}})
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}
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if s.Name.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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mysql.Quote(append(prefix, "name")...),
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mysql.Arg(s.Name),
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}})
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}
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if s.Applied.IsValue() {
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exprs = append(exprs, expr.Join{Sep: " = ", Exprs: []bob.Expression{
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mysql.Quote(append(prefix, "applied")...),
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mysql.Arg(s.Applied),
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}})
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}
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return exprs
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}
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// FindDjangoMigration 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 FindDjangoMigration(ctx context.Context, exec bob.Executor, IDPK int32, cols ...string) (*DjangoMigration, error) {
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if len(cols) == 0 {
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return DjangoMigrations.Query(
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sm.Where(DjangoMigrations.Columns.ID.EQ(mysql.Arg(IDPK))),
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).One(ctx, exec)
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}
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return DjangoMigrations.Query(
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sm.Where(DjangoMigrations.Columns.ID.EQ(mysql.Arg(IDPK))),
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sm.Columns(DjangoMigrations.Columns.Only(cols...)),
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).One(ctx, exec)
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}
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// DjangoMigrationExists checks the presence of a single record by primary key
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func DjangoMigrationExists(ctx context.Context, exec bob.Executor, IDPK int32) (bool, error) {
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return DjangoMigrations.Query(
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sm.Where(DjangoMigrations.Columns.ID.EQ(mysql.Arg(IDPK))),
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).Exists(ctx, exec)
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}
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// AfterQueryHook is called after DjangoMigration is retrieved from the database
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func (o *DjangoMigration) 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 = DjangoMigrations.AfterSelectHooks.RunHooks(ctx, exec, DjangoMigrationSlice{o})
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case bob.QueryTypeInsert:
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ctx, err = DjangoMigrations.AfterInsertHooks.RunHooks(ctx, exec, DjangoMigrationSlice{o})
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case bob.QueryTypeUpdate:
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ctx, err = DjangoMigrations.AfterUpdateHooks.RunHooks(ctx, exec, DjangoMigrationSlice{o})
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case bob.QueryTypeDelete:
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ctx, err = DjangoMigrations.AfterDeleteHooks.RunHooks(ctx, exec, DjangoMigrationSlice{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 DjangoMigration
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func (o *DjangoMigration) primaryKeyVals() bob.Expression {
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return mysql.Arg(o.ID)
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}
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func (o *DjangoMigration) pkEQ() dialect.Expression {
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return mysql.Quote("django_migrations", "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 DjangoMigration
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func (o *DjangoMigration) Update(ctx context.Context, exec bob.Executor, s *DjangoMigrationSetter) error {
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_, err := DjangoMigrations.Update(s.UpdateMod(), um.Where(o.pkEQ())).Exec(ctx, exec)
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if err != nil {
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return err
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}
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s.Overwrite(o)
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return nil
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}
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// Delete deletes a single DjangoMigration record with an executor
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func (o *DjangoMigration) Delete(ctx context.Context, exec bob.Executor) error {
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_, err := DjangoMigrations.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 DjangoMigration using the executor
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func (o *DjangoMigration) Reload(ctx context.Context, exec bob.Executor) error {
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o2, err := DjangoMigrations.Query(
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sm.Where(DjangoMigrations.Columns.ID.EQ(mysql.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 DjangoMigrationSlice is retrieved from the database
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func (o DjangoMigrationSlice) 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 = DjangoMigrations.AfterSelectHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeInsert:
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ctx, err = DjangoMigrations.AfterInsertHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeUpdate:
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ctx, err = DjangoMigrations.AfterUpdateHooks.RunHooks(ctx, exec, o)
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case bob.QueryTypeDelete:
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ctx, err = DjangoMigrations.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 DjangoMigrationSlice) pkIN() dialect.Expression {
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if len(o) == 0 {
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return mysql.Raw("NULL")
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}
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return mysql.Quote("django_migrations", "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 DjangoMigrationSlice) copyMatchingRows(from ...*DjangoMigration) {
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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 DjangoMigrationSlice) 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 DjangoMigrations.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 *DjangoMigration:
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o.copyMatchingRows(retrieved)
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case []*DjangoMigration:
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o.copyMatchingRows(retrieved...)
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case DjangoMigrationSlice:
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o.copyMatchingRows(retrieved...)
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default:
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// If the retrieved value is not a DjangoMigration or a slice of DjangoMigration
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// then run the AfterUpdateHooks on the slice
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_, err = DjangoMigrations.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 DjangoMigrationSlice) 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 DjangoMigrations.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 *DjangoMigration:
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o.copyMatchingRows(retrieved)
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case []*DjangoMigration:
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|
|
o.copyMatchingRows(retrieved...)
|
||
|
|
case DjangoMigrationSlice:
|
||
|
|
o.copyMatchingRows(retrieved...)
|
||
|
|
default:
|
||
|
|
// If the retrieved value is not a DjangoMigration or a slice of DjangoMigration
|
||
|
|
// then run the AfterDeleteHooks on the slice
|
||
|
|
_, err = DjangoMigrations.AfterDeleteHooks.RunHooks(ctx, exec, o)
|
||
|
|
}
|
||
|
|
|
||
|
|
return err
|
||
|
|
}))
|
||
|
|
|
||
|
|
q.AppendWhere(o.pkIN())
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (o DjangoMigrationSlice) UpdateAll(ctx context.Context, exec bob.Executor, vals DjangoMigrationSetter) error {
|
||
|
|
_, err := DjangoMigrations.Update(vals.UpdateMod(), o.UpdateMod()).Exec(ctx, exec)
|
||
|
|
|
||
|
|
for i := range o {
|
||
|
|
vals.Overwrite(o[i])
|
||
|
|
}
|
||
|
|
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
func (o DjangoMigrationSlice) DeleteAll(ctx context.Context, exec bob.Executor) error {
|
||
|
|
if len(o) == 0 {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
_, err := DjangoMigrations.Delete(o.DeleteMod()).Exec(ctx, exec)
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
func (o DjangoMigrationSlice) ReloadAll(ctx context.Context, exec bob.Executor) error {
|
||
|
|
if len(o) == 0 {
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
o2, err := DjangoMigrations.Query(sm.Where(o.pkIN())).All(ctx, exec)
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
o.copyMatchingRows(o2...)
|
||
|
|
|
||
|
|
return nil
|
||
|
|
}
|
||
|
|
|
||
|
|
type djangoMigrationWhere[Q mysql.Filterable] struct {
|
||
|
|
ID mysql.WhereMod[Q, int32]
|
||
|
|
App mysql.WhereMod[Q, string]
|
||
|
|
Name mysql.WhereMod[Q, string]
|
||
|
|
Applied mysql.WhereMod[Q, time.Time]
|
||
|
|
}
|
||
|
|
|
||
|
|
func (djangoMigrationWhere[Q]) AliasedAs(alias string) djangoMigrationWhere[Q] {
|
||
|
|
return buildDjangoMigrationWhere[Q](buildDjangoMigrationColumns(alias))
|
||
|
|
}
|
||
|
|
|
||
|
|
func buildDjangoMigrationWhere[Q mysql.Filterable](cols djangoMigrationColumns) djangoMigrationWhere[Q] {
|
||
|
|
return djangoMigrationWhere[Q]{
|
||
|
|
ID: mysql.Where[Q, int32](cols.ID),
|
||
|
|
App: mysql.Where[Q, string](cols.App),
|
||
|
|
Name: mysql.Where[Q, string](cols.Name),
|
||
|
|
Applied: mysql.Where[Q, time.Time](cols.Applied),
|
||
|
|
}
|
||
|
|
}
|