package api

import (
	"Advertisement_Panel/db"
	"encoding/json"
	"io"
	"log"
	"net/http"
)

func SaveMetadataHandler(w http.ResponseWriter, r *http.Request) {
	if r.Method != "POST" {
		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
		return
	}

	body, err := io.ReadAll(r.Body)
	if err != nil {
		http.Error(w, "Failed to read request body", http.StatusBadRequest)
		return
	}
	defer r.Body.Close()

	var newMetadata []db.ImagesEntry
	log.Println(string(body))
	err = json.Unmarshal(body, &newMetadata)

	if err != nil {
		log.Println("Error unmarshalling JSON:", err)
		http.Error(w, "Failed to parse JSON", http.StatusBadRequest)
		return
	}

	var currentMetadata []db.ImagesEntry
	currentMetadata = db.GetImageMetadata()

	for _, newEntry := range newMetadata {
		for _, currentEntry := range currentMetadata {
			if newEntry.ID == currentEntry.ID {
				if newEntry.SpiceLevel != currentEntry.SpiceLevel {
					_, err := db.DB.Exec("UPDATE images SET spice_level = $1 WHERE id = $2", newEntry.SpiceLevel, newEntry.ID)
					if err != nil {
						http.Error(w, "Failed to update database", http.StatusInternalServerError)
						return
					}
				}
				break
			}
		}
	}

}