app_installation.go

package contentful

import (
	"bytes"
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
	"strconv"
)

// AppInstallationsService service
type AppInstallationsService service

// AppInstallation model
type AppInstallation struct {
	Sys        *Sys              `json:"sys"`
	Parameters map[string]string `json:"parameters"`
}

// GetVersion returns entity version
func (appInstallation *AppInstallation) GetVersion() int {
	version := 1
	if appInstallation.Sys != nil {
		version = appInstallation.Sys.Version
	}

	return version
}

// List returns an app installations collection
func (service *AppInstallationsService) List(spaceID string) *Collection {
	path := fmt.Sprintf("/spaces/%s/environments/%s/app_installations", spaceID, service.c.Environment)

	req, err := service.c.newRequest(http.MethodGet, path, nil, nil)
	if err != nil {
		return &Collection{}
	}

	col := NewCollection(&CollectionOptions{})
	col.c = service.c
	col.req = req

	return col
}

// Get returns a single app installation
func (service *AppInstallationsService) Get(spaceID, appInstallationID string) (*AppInstallation, error) {
	path := fmt.Sprintf("/spaces/%s/environments/%s/app_installations/%s", spaceID, service.c.Environment, appInstallationID)
	query := url.Values{}
	method := "GET"

	req, err := service.c.newRequest(method, path, query, nil)
	if err != nil {
		return &AppInstallation{}, err
	}

	var installation AppInstallation
	if ok := service.c.do(req, &installation); ok != nil {
		return nil, err
	}

	return &installation, err
}

// Upsert updates or creates a new app installation
func (service *AppInstallationsService) Upsert(spaceID, appInstallationID string, installation *AppInstallation) error {
	bytesArray, err := json.Marshal(installation)
	if err != nil {
		return err
	}

	var path string
	var method string

	if appInstallationID != "" {
		path = fmt.Sprintf("/spaces/%s/environments/%s/app_installations/%s", spaceID, service.c.Environment, appInstallationID)
		method = "PUT"
	} else {
		path = fmt.Sprintf("/spaces/%s/environments/%s/app_installations", spaceID, service.c.Environment)
		method = "POST"
	}

	req, err := service.c.newRequest(method, path, nil, bytes.NewReader(bytesArray))
	if err != nil {
		return err
	}

	req.Header.Set("X-Contentful-Version", strconv.Itoa(installation.GetVersion()))

	return service.c.do(req, installation)
}

// Delete the app installation
func (service *AppInstallationsService) Delete(spaceID, appInstallationID string) error {
	path := fmt.Sprintf("/spaces/%s/environments/%s/app_installations/%s", spaceID, service.c.Environment, appInstallationID)
	method := "DELETE"

	req, err := service.c.newRequest(method, path, nil, nil)
	if err != nil {
		return err
	}

	return service.c.do(req, nil)
}