//  Copyright 2023 Harness, Inc.
//
// 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 python

import (
	"fmt"
	"net/http"

	"github.com/harness/gitness/registry/app/dist_temp/errcode"
	pythontype "github.com/harness/gitness/registry/app/pkg/types/python"
	"github.com/harness/gitness/registry/request"
)

func (h *handler) UploadPackageFile(w http.ResponseWriter, r *http.Request) {
	file, fileHeader, err := r.FormFile("content")

	if err != nil {
		h.HandleErrors2(r.Context(), errcode.ErrCodeInvalidRequest.WithMessage(fmt.Sprintf("failed to parse file: %s, "+
			"please provide correct file path ", err.Error())), w)
		return
	}

	defer file.Close()

	contextInfo := request.ArtifactInfoFrom(r.Context())
	info, ok := contextInfo.(*pythontype.ArtifactInfo)
	if !ok {
		h.HandleErrors2(r.Context(), errcode.ErrCodeInvalidRequest.WithMessage("failed to fetch info from context"), w)
		return
	}
	// TODO: Can we extract this out to ArtifactInfoProvider
	if info.Filename == "" {
		info.Filename = fileHeader.Filename
		request.WithArtifactInfo(r.Context(), info)
	}

	response := h.controller.UploadPackageFile(r.Context(), *info, file, fileHeader)

	if len(response.Errors) == 0 {
		response.ResponseHeaders.WriteToResponse(w)
		_, err := w.Write([]byte(fmt.Sprintf("Pushed.\nSha256: %s", response.Sha256)))
		if err != nil {
			h.HandleErrors2(r.Context(), errcode.ErrCodeUnknown.WithDetail(err), w)
			return
		}
	}
	h.HandleErrors(r.Context(), response.GetErrors(), w)
}