// Copyright 2022 Woodpecker Authors
//
// 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 pipeline

import (
	"os"
	"strconv"
	"text/template"

	"github.com/urfave/cli/v2"

	"github.com/woodpecker-ci/woodpecker/cli/common"
	"github.com/woodpecker-ci/woodpecker/cli/internal"
)

var pipelineInfoCmd = &cli.Command{
	Name:      "info",
	Usage:     "show pipeline details",
	ArgsUsage: "<repo/name> [pipeline]",
	Action:    pipelineInfo,
	Flags: append(common.GlobalFlags,
		common.FormatFlag(tmplPipelineInfo),
	),
}

func pipelineInfo(c *cli.Context) error {
	repo := c.Args().First()
	owner, name, err := internal.ParseRepo(repo)
	if err != nil {
		return err
	}
	pipelineArg := c.Args().Get(1)

	client, err := internal.NewClient(c)
	if err != nil {
		return err
	}

	var number int
	if pipelineArg == "last" || len(pipelineArg) == 0 {
		// Fetch the pipeline number from the last pipeline
		pipeline, err := client.PipelineLast(owner, name, "")
		if err != nil {
			return err
		}
		number = pipeline.Number
	} else {
		number, err = strconv.Atoi(pipelineArg)
		if err != nil {
			return err
		}
	}

	pipeline, err := client.Pipeline(owner, name, number)
	if err != nil {
		return err
	}

	tmpl, err := template.New("_").Parse(c.String("format"))
	if err != nil {
		return err
	}
	return tmpl.Execute(os.Stdout, pipeline)
}

// template for pipeline information
var tmplPipelineInfo = `Number: {{ .Number }}
Status: {{ .Status }}
Event: {{ .Event }}
Commit: {{ .Commit }}
Branch: {{ .Branch }}
Ref: {{ .Ref }}
Message: {{ .Message }}
Author: {{ .Author }}
`