package go_handler

import (
	"bytes"
	"text/template"
)

const servicePipeline = `
kind: pipeline
type: docker
name: 部署{{ .Name }}

steps:
  - name: build
    image: plugins/docker
    volumes:
      - name: docker
        path: /var/run/docker.sock
    settings:
      username:
        from_secret: reg_username
      password:
        from_secret: reg_password
      repo: reg.icechen.cn/{{ .NameSpace }}/{{ .Name }}
      registry: reg.icechen.cn
      tags: ${DRONE_COMMIT:0:8}
      dockerfile: ./app/api/{{ .Name }}/Dockerfile

  - name: run
    image: docker
    volumes:
      - name: docker
        path: /var/run/docker.sock
    commands:
      - docker rm -f {{ .NameSpace }}-{{ .Name }}
      - docker run -d --name="{{ .NameSpace }}-{{ .Name }}" --network="nginx-net"{{ range $key, $value := .ServiceEnv }} --env {{ $key }}={{ $value }} {{ end }}reg.icechen.cn/{{ .NameSpace }}/{{ .Name }}:${DRONE_COMMIT:0:8}

volumes:
  - name: docker
    host:
      path: /var/run/docker.sock
`

type GoServiceHandler struct {
	NameSpace  string
	Name       string
	Root       string
	Port       string
	ServiceEnv map[string]string
}

func (gsh GoServiceHandler) ToDestinationConfig() (string, error) {
	var err error
	t := template.New(gsh.Name)
	t, err = t.Parse(apiPipeline)
	if err != nil {
		return "", err
	}

	b := bytes.Buffer{}
	err = t.Execute(&b, gsh)
	if err != nil {
		return "", err
	}

	return b.String(), nil
}