Files
gonic/server/db/migrations.go
2020-04-25 01:55:46 +01:00

135 lines
2.6 KiB
Go

//nolint:deadcode,varcheck
package db
import (
"fmt"
"github.com/jinzhu/gorm"
"gopkg.in/gormigrate.v1"
)
// $ date '+%Y%m%d%H%M'
// not really a migration
var migrationInitSchema = gormigrate.Migration{
ID: "202002192100",
Migrate: func(tx *gorm.DB) error {
return tx.AutoMigrate(
Artist{},
Track{},
User{},
Setting{},
Play{},
Album{},
Playlist{},
PlayQueue{},
).
Error
},
}
// not really a migration
var migrationCreateInitUser = gormigrate.Migration{
ID: "202002192019",
Migrate: func(tx *gorm.DB) error {
const (
initUsername = "admin"
initPassword = "admin"
)
err := tx.
Where("name=?", initUsername).
First(&User{}).
Error
if !gorm.IsRecordNotFoundError(err) {
return nil
}
return tx.Create(&User{
Name: initUsername,
Password: initPassword,
IsAdmin: true,
}).
Error
},
}
var migrationMergePlaylist = gormigrate.Migration{
ID: "202002192222",
Migrate: func(tx *gorm.DB) error {
if !tx.HasTable("playlist_items") {
return nil
}
return tx.Exec(`
UPDATE playlists
SET items=( SELECT group_concat(track_id) FROM (
SELECT track_id
FROM playlist_items
WHERE playlist_items.playlist_id=playlists.id
ORDER BY created_at
) );
DROP TABLE playlist_items;`,
).
Error
},
}
var migrationCreateTranscode = gormigrate.Migration{
ID: "202003111222",
Migrate: func(tx *gorm.DB) error {
return tx.AutoMigrate(
TranscodePreference{},
).
Error
},
}
var migrationAddGenre = gormigrate.Migration{
ID: "202003121330",
Migrate: func(tx *gorm.DB) error {
return tx.AutoMigrate(
Genre{},
Album{},
Track{},
).
Error
},
}
var migrationUpdateTranscodePrefIDX = gormigrate.Migration{
ID: "202003241509",
Migrate: func(tx *gorm.DB) error {
var hasIDX int
tx.
Select("1").
Table("sqlite_master").
Where("type = ?", "index").
Where("name = ?", "idx_user_id_client").
Count(&hasIDX)
if hasIDX == 1 {
// index already exists
return nil
}
step := tx.Exec(`
ALTER TABLE transcode_preferences RENAME TO transcode_preferences_orig;
`)
if err := step.Error; err != nil {
return fmt.Errorf("step rename: %w", err)
}
step = tx.AutoMigrate(
TranscodePreference{},
)
if err := step.Error; err != nil {
return fmt.Errorf("step create: %w", err)
}
step = tx.Exec(`
INSERT INTO transcode_preferences (user_id, client, profile)
SELECT user_id, client, profile
FROM transcode_preferences_orig;
DROP TABLE transcode_preferences_orig;
`)
if err := step.Error; err != nil {
return fmt.Errorf("step copy: %w", err)
}
return nil
},
}