eg

model/base.go

@@ -0,0 +1,14 @@
+package model
+
+import (
+	"time"
+)
+
+type CrudBase struct {
+	CreatedAt time.Time
+	UpdatedAt time.Time
+}
+
+type IDBase struct {
+	ID int `gorm:"primary_key"`
+}

model/model.go

@@ -0,0 +1,107 @@
+package model
+
+import "time"
+
+// Album represents the albums table
+type Album struct {
+	IDBase
+	CrudBase
+	AlbumArtist   AlbumArtist
+	AlbumArtistID int    `gorm:"index"`
+	Title         string `gorm:"not null;index"`
+	// an Album having a `Path` is a little weird when browsing by tags
+	// (for the most part - the library's folder structure is treated as
+	// if it were flat), but this solves the "American Football problem"
+	// https://en.wikipedia.org/wiki/American_Football_(band)#Discography
+	Path    string `gorm:"not null;unique_index"`
+	CoverID int
+	Cover   Cover
+	Year    int
+	Tracks  []Track
+}
+
+// AlbumArtist represents the AlbumArtists table
+type AlbumArtist struct {
+	IDBase
+	CrudBase
+	Albums []Album
+	Name   string `gorm:"not null;unique_index"`
+}
+
+// Track represents the tracks table
+type Track struct {
+	IDBase
+	CrudBase
+	Album         Album
+	AlbumID       int `gorm:"index"`
+	AlbumArtist   AlbumArtist
+	AlbumArtistID int
+	Artist        string
+	Bitrate       int
+	Codec         string
+	DiscNumber    int
+	Duration      int
+	Title         string
+	TotalDiscs    int
+	TotalTracks   int
+	TrackNumber   int
+	Year          int
+	Suffix        string
+	ContentType   string
+	Size          int
+	Folder        Folder
+	FolderID      int
+	Path          string `gorm:"not null;unique_index"`
+}
+
+// Cover represents the covers table
+type Cover struct {
+	IDBase
+	CrudBase
+	Image         []byte
+	Path          string `gorm:"not null;unique_index"`
+	NewlyInserted bool   `gorm:"-"`
+}
+
+// User represents the users table
+type User struct {
+	IDBase
+	CrudBase
+	Name          string `gorm:"not null;unique_index"`
+	Password      string
+	LastFMSession string
+	IsAdmin       bool
+}
+
+// Setting represents the settings table
+type Setting struct {
+	CrudBase
+	Key   string `gorm:"primary_key;auto_increment:false"`
+	Value string
+}
+
+// Play represents the settings table
+type Play struct {
+	IDBase
+	User     User
+	UserID   int `gorm:"not null;index"`
+	Album    Album
+	AlbumID  int `gorm:"not null;index"`
+	Folder   Folder
+	FolderID int `gorm:"not null;index"`
+	Time     time.Time
+	Count    int
+}
+
+// Folder represents the settings table
+type Folder struct {
+	IDBase
+	CrudBase
+	Name      string
+	Path      string `gorm:"not null;unique_index"`
+	Parent    *Folder
+	ParentID  int
+	CoverID   int
+	HasTracks bool `gorm:"not null;index"`
+	Cover     Cover
+}