// cmd/run-server/seed/seed_tracks.go
package seed

import (
	"fmt"
	"log"
	"math/rand"

	"clapclap/internal/models"

	"gorm.io/gorm"
)

func seedTracks(db *gorm.DB, count int) error {
	log.Printf("↳ Generating %d randomized tracks tracking version histories...", count)

	var users []models.User
	var genres []models.Genre
	db.Where("username NOT LIKE ?", "user_%").Find(&users)
	db.Where("parent_id IS NOT NULL AND name != ?", "Testing Audio").Find(&genres)

	if len(users) == 0 || len(genres) == 0 {
		return fmt.Errorf("missing dynamic requirements for tracks allocation")
	}

	trackNames := []string{"Lost in Hyperdrive", "Midnight Coffee Shop", "Bassline Drop Insanity", "Summer Nostalgia Run", "Neon Rain City"}

	for i := range count {
		owner := users[rand.Intn(len(users))]
		genre := genres[rand.Intn(len(genres))]
		baseName := fmt.Sprintf("%s #%d", trackNames[rand.Intn(len(trackNames))], rand.Intn(100))

		isPub := rand.Float32() > 0.15

		trackInstance := models.Track{
			Name:       baseName,
			CoverImage: fmt.Sprintf("https://picsum.photos/seed/track_%d/400/400", i),
			AudioFile:  fmt.Sprintf("tracks/public/audios/lineage_%d_v.mp3", i),
			OwnerID:    owner.ID,
			GenreID:    genre.ID,
			IsPublic:   isPub,
		}

		if err := db.Create(&trackInstance).Error; err != nil {
			return err
		}
	}
	return nil
}