package database

import (
	"database/sql"
	"errors"
	"time"

	"git.noroutes.net/NoRoutes/vibetunes/internal/idgen"
)

type MusicFolder struct {
	ID        string
	Name      string
	Path      string
	Kind      string
	Enabled   bool
	CreatedAt time.Time
}

func CreateMusicFolder(db *sql.DB, name, path, kind string) (*MusicFolder, error) {
	id := idgen.New("mf")
	_, err := db.Exec(`INSERT INTO music_folders (id, name, path, kind) VALUES (?, ?, ?, ?)`, id, name, path, kind)
	if err != nil {
		return nil, err
	}
	if _, err := db.Exec(`INSERT INTO scan_state (id, music_folder_id) VALUES (?, ?)`, idgen.New("sc"), id); err != nil {
		return nil, err
	}
	return GetMusicFolder(db, id)
}

func GetMusicFolder(db *sql.DB, id string) (*MusicFolder, error) {
	return scanFolder(db.QueryRow(`SELECT id, name, path, kind, enabled, created_at FROM music_folders WHERE id = ?`, id))
}

func scanFolder(row *sql.Row) (*MusicFolder, error) {
	var f MusicFolder
	var enabled int
	var createdAt string
	err := row.Scan(&f.ID, &f.Name, &f.Path, &f.Kind, &enabled, &createdAt)
	if errors.Is(err, sql.ErrNoRows) {
		return nil, ErrNotFound
	}
	if err != nil {
		return nil, err
	}
	f.Enabled = enabled != 0
	f.CreatedAt, _ = parseTime(createdAt)
	return &f, nil
}

func ListMusicFolders(db *sql.DB) ([]*MusicFolder, error) {
	rows, err := db.Query(`SELECT id, name, path, kind, enabled, created_at FROM music_folders ORDER BY name COLLATE NOCASE`)
	if err != nil {
		return nil, err
	}
	defer rows.Close()
	var out []*MusicFolder
	for rows.Next() {
		var f MusicFolder
		var enabled int
		var createdAt string
		if err := rows.Scan(&f.ID, &f.Name, &f.Path, &f.Kind, &enabled, &createdAt); err != nil {
			return nil, err
		}
		f.Enabled = enabled != 0
		f.CreatedAt, _ = parseTime(createdAt)
		out = append(out, &f)
	}
	return out, rows.Err()
}

func SetMusicFolderEnabled(db *sql.DB, id string, enabled bool) error {
	_, err := db.Exec(`UPDATE music_folders SET enabled = ? WHERE id = ?`, boolInt(enabled), id)
	return err
}

func DeleteMusicFolder(db *sql.DB, id string) error {
	_, err := db.Exec(`DELETE FROM music_folders WHERE id = ?`, id)
	return err
}