package db

import (
	"log"
	"path"
    "fmt"
    "time"

	"gorm.io/gorm"
	"gorm.io/driver/sqlite"

	"reichard.io/imagini/internal/config"
)

var db *gorm.DB

func ConnectDB(c *config.Config) {
    fmt.Printf("%+v\n", c)

    if c.DBType == "SQLite" {
        dbLocation := path.Join(c.ConfigPath, "imagini.db")
        db, _ = gorm.Open(sqlite.Open(dbLocation), &gorm.Config{
            PrepareStmt: true,
        })
    } else {
        log.Fatal("ERROR: Unsupported Database")
    }

    // Initialize Database
    db.AutoMigrate(&ServerSetting{})
    db.AutoMigrate(&User{})
    db.AutoMigrate(&MediaItem{})
    db.AutoMigrate(&Tag{})
    db.AutoMigrate(&Album{})
}

func ItemsFromAlbum(user User, album Album) []MediaItem {
    var mediaItems []MediaItem
    // db.Table("media_albums").
    //     Select("media_item.*").
    //     Joins("INNER JOIN media_items ON media_albums.ID = media_items.Albums").
    //     Where("media_albums.album_id = ? AND media_items.User = ?", albumID, userID).


    db.
        //Where("album = ? AND user = ?", albumID, userID).
        Find(&mediaItems)
    return mediaItems

    // db.Raw(`
    //     SELECT
    //         MediaItems.*
    //     FROM
    //         MediaAlbums
    //     INNER JOIN MediaItems ON MediaAlbums.mediaID = MediaItems.mediaID
    //     WHERE MediaAlbums.albumID = ? AND MediaItems.userID = ?`, albumID, userID)
}

// func ItemsFromTags(userID int, tagID int) []MediaItem {
//     return nil
// }
// 
// func IndexMediaItems(newItems []MediaItem) {
// }

func PopulateTestData() {
    user1 := User{Name: "Evan", Email: "evan@reichard.io", AuthType: "LDAP", Salt: "1234", HashedPWSalt: "1234"}
    user2 := User{Name: "Ryan", Email: "ryan@example.com", AuthType: "Local", Salt: "2345", HashedPWSalt: "2345"}
    user3 := User{Name: "Bill", Email: "bill@example.com", AuthType: "LDAP", Salt: "3456", HashedPWSalt: "3456"}

    mi1 := MediaItem{
        User: user1,
        EXIFDate: time.Now(),
        Latitude: "1234",
        Longitude: "1234",
        RelPath: "./1234.jpg",
        Tags:   []Tag{
            {Name: "Tag1"},
            {Name: "Tag2"},
        },
        Albums:   []Album{
            {Name: "Album1"},
            {Name: "Album2"},
        },
    }

    mi2 := MediaItem{
        User: user2,
        EXIFDate: time.Now(),
        Latitude: "1234",
        Longitude: "1234",
        RelPath: "./1234.jpg",
        Tags:   []Tag{
            {Name: "Tag3"},
            {Name: "Tag4"},
        },
        Albums:   []Album{
            {Name: "Album3"},
            {Name: "Album4"},
        },
    }

    mi3 := MediaItem{
        User: user3,
        EXIFDate: time.Now(),
        Latitude: "1234",
        Longitude: "1234",
        RelPath: "./1234.jpg",
        Tags:   []Tag{
            {Name: "Tag4"},
            {Name: "Tag5"},
        },
        Albums:   []Album{
            {Name: "Album1"},
            {Name: "Album7"},
        },
    }

    // db.Create(&user1)
    // db.Create(&user2)
    // db.Create(&user3)
    db.Create(&mi1)
    db.Create(&mi2)
    db.Create(&mi3)
}