go_blog/main.go

package main

import (
	"fmt"
	conf "go_blog/config"
	"go_blog/controllers"
	"go_blog/models"
	"go_blog/serializers"
	"log"
	"net/http"
	"strconv"

	"github.com/gin-gonic/gin"
)

type User struct {
	Name         string
	Gender       string
	Age          int
	Password     string
	PasswordHash []byte
}

const templatePath = "./templates/*"

func init() {
	conf.SetUp()
	models.SetUp()
}

func main() {
	r := gin.Default()

	r.LoadHTMLGlob(templatePath)
	// 注册WebSocket路由
	registerRoutes(r)
	r.GET("/events", esSSE)
	r.Run(":8910")
}
func esSSE(c *gin.Context) {
	w := c.Writer

	w.Header().Set("Content-Type", "text/event-stream")
	w.Header().Set("Cache-Control", "no-cache")
	w.Header().Set("Connection", "keep-alive")
	w.Header().Set("Access-Control-Allow-Origin", "*")

	_, ok := w.(http.Flusher)

	if !ok {
		log.Panic("server not support") //浏览器不兼容
	}

	_, err := fmt.Fprintf(w, "id: aaa\ndata: %s\n\n", "dsdf")
	_, er1r := fmt.Fprintf(w, "event: connecttime\ndata: %s\n\n", "connecttime")
	if err != nil || er1r != nil {
		print("error", err)
		return
	}
}

func registerRoutes(r *gin.Engine) {

	r.GET("/", func(c *gin.Context) {
		var items []models.Content
		models.DB.Select("*").Limit(5).Find(&items, "type = ?", "post")
		c.HTML(http.StatusOK, "index.tmpl", gin.H{
			"Items": items,
		})
	})

	r.GET("/page", func(c *gin.Context) {
		var items []models.Content
		var pager serializers.Pager
		pager.InitPager(c)
		offset := (pager.Page - 1) * pager.PageSize
		models.DB.Select("*").Offset(offset).Limit(pager.PageSize).Find(&items, "type = ?", "post")
		c.HTML(http.StatusOK, "index.tmpl", gin.H{
			"Items": items,
			"Pager": pager,
			"Title": "文章列表",
		})
	})
	r.GET("/createcontent", func(c *gin.Context) {
		c.HTML(http.StatusOK, "content.tmpl", nil)
	})

	r.GET("/post/:id", func(c *gin.Context) {
		id, err := strconv.ParseInt(c.Param("id"), 10, 32)
		if err != nil {
			return
		}
		var content = models.Content{Cid: int32(id)}
		models.DB.First(&content)
		c.HTML(http.StatusOK, "post.tmpl", content)
	})
	user := getUserInfo()
	r.GET("/login", func(c *gin.Context) {
		c.HTML(200, "login.tmpl", map[string]interface{}{
			"title": "这个是titile,传入templates中的",
			"user":  user,
		})
	})
	r.GET("/register", func(c *gin.Context) {
		c.HTML(200, "register.tmpl", map[string]interface{}{
			"title": "这个是titile,传入templates中的",
			"user":  user,
		})
	})

	r.GET("/ws", controllers.WebSocketHandler)
	r.POST("/content", controllers.CreateContentHandler)
	r.POST("/login", controllers.UsersLoginHandler)
	r.POST("/register", controllers.UsersRegisterHandler)
	r.POST("/setinfo", controllers.UsersSetInfoHandler)
	r.POST("/setpwd", controllers.UsersSetPwdHandler)

}

func getUserInfo() User {
	user := User{
		Name:         "user",
		Gender:       "male",
		Age:          18,
		Password:     "nothings",
		PasswordHash: []byte("nothings"),
	}
	return user
}