package controllers

import (
	"errors"

	"clapclap/internal/apperr"
	"clapclap/internal/ginctx"
	"clapclap/internal/models"

	"github.com/gin-gonic/gin"
)

// GetUploadUrl godoc
// @Summary      Get S3 Presigned Upload URL
// @Description  Generates a presigned URL to securely upload a file directly to S3
// @Tags         upload
// @Accept       json
// @Produce      json
// @Param        type     path      string               true  "Type of upload" Enums(track, artwork, avatar)
// @Param        request  body      dtos.UploadFile      true  "File metadata"
// @Success      200      {object}  map[string]interface{}
// @Failure      401      {object}  swaggError401
// @Failure      500      {object}  swaggError500
// @Security     BearerAuth
// @Router       /upload/upload-url/{type} [post]
func GetUploadUrl(c *gin.Context) {
	userUUID, _ := ginctx.GetUUID(c, "userID")
	repo, _ := ginctx.GetRepo(c, "repo")

	objectKey := c.GetString("s3ObjectKey")
	if objectKey == "" {
		apperr.AbortWithError(c, apperr.NewInternalServerError(errors.New("GetUploadUrl: no object key")))
		return
	}

	postReq, err := ginctx.GetPresignedUrl(c, "presignedUrl")
	if err != nil {
		apperr.AbortWithError(c, apperr.NewInternalServerError(err))
		return
	}
	trackUpload := models.Upload{
		UserID:    userUUID,
		ObjectKey: objectKey,
	}

	if err := repo.CreateUpload(&trackUpload); err != nil {
		apperr.AbortWithError(c, apperr.NewDatabaseError(err, "Failed to create upload record"))
		return
	}

	c.JSON(200, gin.H{
		"upload_url": postReq.URL,
		"object_key": objectKey,
		"fields":     postReq.Values,
	})
}