forked from mirrors/homebox
8ba954674e
* enable atlas migrations * use embedded atlas migrations * chores * bad migration example * tidy * fix linter issues * reset migration state * sort slice before testing * move temp write logic to migrations package
96 lines
3.7 KiB
Go
96 lines
3.7 KiB
Go
// Code generated by ent, DO NOT EDIT.
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package migrate
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import (
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"context"
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"fmt"
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"io"
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"entgo.io/ent/dialect"
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"entgo.io/ent/dialect/sql/schema"
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)
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var (
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// WithGlobalUniqueID sets the universal ids options to the migration.
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// If this option is enabled, ent migration will allocate a 1<<32 range
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// for the ids of each entity (table).
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// Note that this option cannot be applied on tables that already exist.
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WithGlobalUniqueID = schema.WithGlobalUniqueID
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// WithDropColumn sets the drop column option to the migration.
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// If this option is enabled, ent migration will drop old columns
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// that were used for both fields and edges. This defaults to false.
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WithDropColumn = schema.WithDropColumn
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// WithDropIndex sets the drop index option to the migration.
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// If this option is enabled, ent migration will drop old indexes
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// that were defined in the schema. This defaults to false.
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// Note that unique constraints are defined using `UNIQUE INDEX`,
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// and therefore, it's recommended to enable this option to get more
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// flexibility in the schema changes.
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WithDropIndex = schema.WithDropIndex
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// WithForeignKeys enables creating foreign-key in schema DDL. This defaults to true.
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WithForeignKeys = schema.WithForeignKeys
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)
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// Schema is the API for creating, migrating and dropping a schema.
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type Schema struct {
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drv dialect.Driver
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}
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// NewSchema creates a new schema client.
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func NewSchema(drv dialect.Driver) *Schema { return &Schema{drv: drv} }
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// Create creates all schema resources.
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func (s *Schema) Create(ctx context.Context, opts ...schema.MigrateOption) error {
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return Create(ctx, s, Tables, opts...)
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}
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// Create creates all table resources using the given schema driver.
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func Create(ctx context.Context, s *Schema, tables []*schema.Table, opts ...schema.MigrateOption) error {
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migrate, err := schema.NewMigrate(s.drv, opts...)
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if err != nil {
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return fmt.Errorf("ent/migrate: %w", err)
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}
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return migrate.Create(ctx, tables...)
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}
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// Diff compares the state read from a database connection or migration directory with
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// the state defined by the Ent schema. Changes will be written to new migration files.
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func Diff(ctx context.Context, url string, opts ...schema.MigrateOption) error {
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return NamedDiff(ctx, url, "changes", opts...)
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}
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// NamedDiff compares the state read from a database connection or migration directory with
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// the state defined by the Ent schema. Changes will be written to new named migration files.
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func NamedDiff(ctx context.Context, url, name string, opts ...schema.MigrateOption) error {
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return schema.Diff(ctx, url, name, Tables, opts...)
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}
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// Diff creates a migration file containing the statements to resolve the diff
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// between the Ent schema and the connected database.
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func (s *Schema) Diff(ctx context.Context, opts ...schema.MigrateOption) error {
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migrate, err := schema.NewMigrate(s.drv, opts...)
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if err != nil {
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return fmt.Errorf("ent/migrate: %w", err)
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}
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return migrate.Diff(ctx, Tables...)
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}
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// NamedDiff creates a named migration file containing the statements to resolve the diff
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// between the Ent schema and the connected database.
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func (s *Schema) NamedDiff(ctx context.Context, name string, opts ...schema.MigrateOption) error {
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migrate, err := schema.NewMigrate(s.drv, opts...)
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if err != nil {
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return fmt.Errorf("ent/migrate: %w", err)
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}
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return migrate.NamedDiff(ctx, name, Tables...)
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}
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// WriteTo writes the schema changes to w instead of running them against the database.
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//
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// if err := client.Schema.WriteTo(context.Background(), os.Stdout); err != nil {
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// log.Fatal(err)
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// }
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func (s *Schema) WriteTo(ctx context.Context, w io.Writer, opts ...schema.MigrateOption) error {
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return Create(ctx, &Schema{drv: &schema.WriteDriver{Writer: w, Driver: s.drv}}, Tables, opts...)
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}
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