// Copyright 2016 Iron.io
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package server

import (
	"context"
	"net/http"

	"github.com/gin-gonic/gin"
	"github.com/iron-io/functions/api/models"
	"github.com/iron-io/runner/common"
)

func handleAppCreate(c *gin.Context) {
	ctx := c.MustGet("ctx").(context.Context)
	log := common.Logger(ctx)

	var wapp models.AppWrapper

	err := c.BindJSON(&wapp)
	if err != nil {
		log.WithError(err).Debug(models.ErrInvalidJSON)
		c.JSON(http.StatusBadRequest, simpleError(models.ErrInvalidJSON))
		return
	}

	if wapp.App == nil {
		log.Debug(models.ErrAppsMissingNew)
		c.JSON(http.StatusBadRequest, simpleError(models.ErrAppsMissingNew))
		return
	}

	if err := wapp.Validate(); err != nil {
		log.Error(err)
		c.JSON(http.StatusInternalServerError, simpleError(err))
		return
	}

	err = Api.FireBeforeAppUpdate(ctx, wapp.App)
	if err != nil {
		log.WithError(err).Errorln(models.ErrAppsCreate)
		c.JSON(http.StatusInternalServerError, simpleError(err))
		return
	}

	_, err = Api.Datastore.StoreApp(wapp.App)
	if err != nil {
		log.WithError(err).Errorln(models.ErrAppsCreate)
		c.JSON(http.StatusInternalServerError, simpleError(models.ErrAppsCreate))
		return
	}

	err = Api.FireAfterAppUpdate(ctx, wapp.App)
	if err != nil {
		log.WithError(err).Errorln(models.ErrAppsCreate)
		c.JSON(http.StatusInternalServerError, simpleError(err))
		return
	}

	c.JSON(http.StatusCreated, appResponse{"App successfully created", wapp.App})
}