main.go

// Copyright 2017 Matt Ho
//
// 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 main

import (
	"net/http"
	"strings"

	"github.com/labstack/echo"
	"github.com/savaki/swag"
	"github.com/savaki/swag/endpoint"
	"github.com/savaki/swag/swagger"
)

func handle(c echo.Context) error {
	return c.String(http.StatusOK, "Insert your code here")
}

// Category example from the swagger pet store
type Category struct {
	ID   int64  `json:"category"`
	Name string `json:"name"`
}

// Pet example from the swagger pet store
type Pet struct {
	ID        int64    `json:"id"`
	Category  Category `json:"category"`
	Name      string   `json:"name"`
	PhotoUrls []string `json:"photoUrls"`
	Tags      []string `json:"tags"`
}

func main() {
	post := endpoint.New("post", "/pet", "Add a new pet to the store",
		endpoint.Handler(handle),
		endpoint.Description("Additional information on adding a pet to the store"),
		endpoint.Body(Pet{}, "Pet object that needs to be added to the store", true),
		endpoint.Response(http.StatusOK, Pet{}, "Successfully added pet"),
	)
	get := endpoint.New("get", "/pet/{petId}", "Find pet by ID",
		endpoint.Handler(handle),
		endpoint.Path("petId", "integer", "ID of pet to return", true),
		endpoint.Response(http.StatusOK, Pet{}, "successful operation"),
	)

	api := swag.New(
		swag.Endpoints(post, get),
	)

	router := echo.New()
	api.Walk(func(path string, endpoint *swagger.Endpoint) {
		h := endpoint.Handler.(func(c echo.Context) error)
		path = swag.ColonPath(path)

		switch strings.ToLower(endpoint.Method) {
		case "get":
			router.GET(path, h)
		case "head":
			router.HEAD(path, h)
		case "options":
			router.OPTIONS(path, h)
		case "delete":
			router.DELETE(path, h)
		case "put":
			router.PUT(path, h)
		case "post":
			router.POST(path, h)
		case "trace":
			router.TRACE(path, h)
		case "patch":
			router.PATCH(path, h)
		case "connect":
			router.CONNECT(path, h)
		}
	})

	enableCors := true
	router.GET("/swagger", echo.WrapHandler(api.Handler(enableCors)))

	http.ListenAndServe(":8080", router)
}