package api

import (
	"encoding/json"
	"fmt"
	"net/http"

	"arimelody.me/arimelody.me/global"
	"arimelody.me/arimelody.me/music/model"
	controller "arimelody.me/arimelody.me/music/controller"
)

func CreateTrack() http.Handler {
    return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
        if r.Method != http.MethodPost {
            http.NotFound(w, r)
            return
        }

        var track model.Track
        err := json.NewDecoder(r.Body).Decode(&track)
        if err != nil {
            http.Error(w, http.StatusText(http.StatusBadRequest), http.StatusBadRequest)
            return
        }

        if track.Title == "" {
            http.Error(w, "Track title cannot be empty\n", http.StatusBadRequest)
            return
        }

        trackID, err := controller.CreateTrackDB(global.DB, &track)
        if err != nil {
            fmt.Printf("Failed to create credit: %s\n", err)
            http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
            return
        }

        track.ID = trackID
        global.Tracks = append(global.Tracks, &track)

        w.Header().Add("Content-Type", "application/json")
        w.WriteHeader(http.StatusCreated)
        err = json.NewEncoder(w).Encode(track)
    })
}