jadtaphon

server/checkname.go

+package main
+
+import (
+	"net/http"
+
+	"github.com/labstack/echo"
+	"gopkg.in/mgo.v2/bson"
+)
+
+//////////sssss///////////////////////////////////////
+func (h *Handler) checkIn(c echo.Context) error {
+
+	u := new(Course)
+
+	id := c.Param("id")
+	stdid := c.FormValue("stdid")
+	week := c.FormValue("week")
+	//idactive := c.FormValue("id_active")
+
+	// Find user
+	db := h.DB.Clone()
+	defer db.Close()
+
+	query := bson.M{"_id": bson.ObjectIdHex(id), "students.id_student": stdid}
+	update := bson.M{}
+
+	switch week {
+	case "1":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week1.week":      1,
+				"students.$.weeks.week1.id_active": stdid,
+			},
+		}
+	case "2":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week2.week":      1,
+				"students.$.weeks.week2.id_active": stdid,
+			},
+		}
+	case "3":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week3.week":      1,
+				"students.$.weeks.week3.id_active": stdid,
+			},
+		}
+	case "4":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week4.week":      1,
+				"students.$.weeks.week4.id_active": stdid,
+			},
+		}
+	case "5":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week5.week":      1,
+				"students.$.weeks.week5.id_active": stdid,
+			},
+		}
+	case "6":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week6.week":      1,
+				"students.$.weeks.week6.id_active": stdid,
+			},
+		}
+	case "7":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week7.week":      1,
+				"students.$.weeks.week7.id_active": stdid,
+			},
+		}
+	case "8":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week8.week":      1,
+				"students.$.weeks.week8.id_active": stdid,
+			},
+		}
+	case "9":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week9.week":      1,
+				"students.$.weeks.week9.id_active": stdid,
+			},
+		}
+	case "10":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week10.week":      1,
+				"students.$.weeks.week10.id_active": stdid,
+			},
+		}
+	case "11":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week11.week":      1,
+				"students.$.weeks.week11.id_active": stdid,
+			},
+		}
+	case "12":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week12.week":      1,
+				"students.$.weeks.week12.id_active": stdid,
+			},
+		}
+	case "13":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week13.week":      1,
+				"students.$.weeks.week13.id_active": stdid,
+			},
+		}
+	case "14":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week14.week":      1,
+				"students.$.weeks.week14.id_active": stdid,
+			},
+		}
+	case "15":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week15.week":      1,
+				"students.$.weeks.week15.id_active": stdid,
+			},
+		}
+	case "16":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week16.week":      1,
+				"students.$.weeks.week16.id_active": stdid,
+			},
+		}
+	default:
+		return c.JSON(http.StatusBadRequest, "week invalid")
+	}
+
+	err := db.DB("test").C("course").Update(query, update)
+	if err != nil {
+		return c.JSON(http.StatusBadRequest, err.Error())
+	}
+
+	WsSendAction(c, WsMsg{
+		Action:  string(checknameEvent),
+		Payload: map[string]interface{}{"item": u},
+	})
+	return c.JSON(http.StatusOK, u)
+}
+
+func (h *Handler) checknameT(c echo.Context) error {
+
+	u := new(Course)
+
+	id := c.Param("id")
+	stdid := c.FormValue("stdid")
+	week := c.FormValue("week")
+	//cont := c.FormValue("cont")
+
+	// Find user
+	db := h.DB.Clone()
+	defer db.Close()
+
+	query := bson.M{"_id": bson.ObjectIdHex(id), "students.id_student": stdid}
+	update := bson.M{}
+
+	switch week {
+	case "1":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week1.week":      0.5,
+				"students.$.weeks.week1.id_active": stdid,
+			},
+		}
+	case "2":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week2.week":      0.5,
+				"students.$.weeks.week2.id_active": stdid,
+			},
+		}
+	case "3":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week3.week":      0.5,
+				"students.$.weeks.week3.id_active": stdid,
+			},
+		}
+	case "4":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week4.week":      0.5,
+				"students.$.weeks.week4.id_active": stdid,
+			},
+		}
+	case "5":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week5.week":      0.5,
+				"students.$.weeks.week5.id_active": stdid,
+			},
+		}
+	case "6":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week6.week":      0.5,
+				"students.$.weeks.week6.id_active": stdid,
+			},
+		}
+	case "7":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week7.week":      0.5,
+				"students.$.weeks.week7.id_active": stdid,
+			},
+		}
+	case "8":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week8.week":      0.5,
+				"students.$.weeks.week8.id_active": stdid,
+			},
+		}
+	case "9":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week9.week":      0.5,
+				"students.$.weeks.week9.id_active": stdid,
+			},
+		}
+	case "10":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week10.week":      0.5,
+				"students.$.weeks.week10.id_active": stdid,
+			},
+		}
+	case "11":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week11.week":      0.5,
+				"students.$.weeks.week11.id_active": stdid,
+			},
+		}
+	case "12":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week12.week":      0.5,
+				"students.$.weeks.week12.id_active": stdid,
+			},
+		}
+	case "13":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week13.week":      0.5,
+				"students.$.weeks.week13.id_active": stdid,
+			},
+		}
+	case "14":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week14.week":      0.5,
+				"students.$.weeks.week14.id_active": stdid,
+			},
+		}
+	case "15":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week15.week":      0.5,
+				"students.$.weeks.week15.id_active": stdid,
+			},
+		}
+	case "16":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week16.week":      0.5,
+				"students.$.weeks.week16.id_active": stdid,
+			},
+		}
+	default:
+		return c.JSON(http.StatusBadRequest, "week invalid")
+	}
+
+	err := db.DB("test").C("course").Update(query, update)
+	if err != nil {
+		return c.JSON(http.StatusBadRequest, err.Error())
+	}
+	return c.JSON(http.StatusOK, u)
+}
+
+func (h *Handler) checknameO(c echo.Context) error {
+
+	u := new(Course)
+
+	id := c.Param("id")
+	stdid := c.FormValue("stdid")
+	week := c.FormValue("week")
+	//cont := c.FormValue("cont")
+
+	// Find user
+	db := h.DB.Clone()
+	defer db.Close()
+
+	query := bson.M{"_id": bson.ObjectIdHex(id), "students.id_student": stdid}
+	update := bson.M{}
+
+	switch week {
+	case "1":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week1.week":      0,
+				"students.$.weeks.week1.id_active": stdid,
+			},
+		}
+	case "2":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week2.week":      0,
+				"students.$.weeks.week2.id_active": stdid,
+			},
+		}
+	case "3":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week3.week":      0,
+				"students.$.weeks.week3.id_active": stdid,
+			},
+		}
+	case "4":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week4.week":      0,
+				"students.$.weeks.week4.id_active": stdid,
+			},
+		}
+	case "5":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week5.week":      0,
+				"students.$.weeks.week5.id_active": stdid,
+			},
+		}
+	case "6":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week6.week":      0,
+				"students.$.weeks.week6.id_active": stdid,
+			},
+		}
+	case "7":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week7.week":      0,
+				"students.$.weeks.week7.id_active": stdid,
+			},
+		}
+	case "8":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week8.week":      0,
+				"students.$.weeks.week8.id_active": stdid,
+			},
+		}
+	case "9":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week9.week":      0,
+				"students.$.weeks.week9.id_active": stdid,
+			},
+		}
+	case "10":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week10.week":      0,
+				"students.$.weeks.week10.id_active": stdid,
+			},
+		}
+	case "11":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week11.week":      0,
+				"students.$.weeks.week11.id_active": stdid,
+			},
+		}
+	case "12":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week12.week":      0,
+				"students.$.weeks.week12.id_active": stdid,
+			},
+		}
+	case "13":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week13.week":      0,
+				"students.$.weeks.week13.id_active": stdid,
+			},
+		}
+	case "14":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week14.week":      0,
+				"students.$.weeks.week14.id_active": stdid,
+			},
+		}
+	case "15":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week15.week":      0,
+				"students.$.weeks.week15.id_active": stdid,
+			},
+		}
+	case "16":
+		update = bson.M{
+			"$set": bson.M{
+				"students.$.weeks.week16.week":      0,
+				"students.$.weeks.week16.id_active": stdid,
+			},
+		}
+	default:
+		return c.JSON(http.StatusBadRequest, "week invalid")
+	}
+
+	err := db.DB("test").C("course").Update(query, update)
+	if err != nil {
+		return c.JSON(http.StatusBadRequest, err.Error())
+	}
+	return c.JSON(http.StatusOK, u)
+}

server/client.go

+// Copyright 2013 The Gorilla WebSocket Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package main
+
+import (
+	"bytes"
+	"log"
+	"net/http"
+	"time"
+
+	"github.com/gorilla/websocket"
+)
+
+const (
+	// Time allowed to write a message to the peer.
+	writeWait = 10 * time.Second
+
+	// Time allowed to read the next pong message from the peer.
+	pongWait = 60 * time.Second
+
+	// Send pings to peer with this period. Must be less than pongWait.
+	pingPeriod = (pongWait * 9) / 10
+
+	// Maximum message size allowed from peer.
+	maxMessageSize = 512
+)
+
+var (
+	newline = []byte{'\n'}
+	space   = []byte{' '}
+)
+
+var upgrader = websocket.Upgrader{
+	ReadBufferSize:  1024,
+	WriteBufferSize: 1024,
+	CheckOrigin:     func(r *http.Request) bool { return true },
+}
+
+// Client is a middleman between the websocket connection and the hub.
+type Client struct {
+	hub *Hub
+
+	// The websocket connection.
+	conn *websocket.Conn
+
+	// Buffered channel of outbound messages.
+	send chan []byte
+}
+
+// readPump pumps messages from the websocket connection to the hub.
+//
+// The application runs readPump in a per-connection goroutine. The application
+// ensures that there is at most one reader on a connection by executing all
+// reads from this goroutine.
+func (c *Client) readPump() {
+	defer func() {
+		c.hub.unregister <- c
+		c.conn.Close()
+	}()
+	c.conn.SetReadLimit(maxMessageSize)
+	c.conn.SetReadDeadline(time.Now().Add(pongWait))
+	c.conn.SetPongHandler(func(string) error { c.conn.SetReadDeadline(time.Now().Add(pongWait)); return nil })
+	for {
+		_, message, err := c.conn.ReadMessage()
+		if err != nil {
+			if websocket.IsUnexpectedCloseError(err, websocket.CloseGoingAway, websocket.CloseAbnormalClosure) {
+				log.Printf("error: %v", err)
+			}
+			break
+		}
+		message = bytes.TrimSpace(bytes.Replace(message, newline, space, -1))
+		c.hub.broadcast <- message
+	}
+}
+
+// writePump pumps messages from the hub to the websocket connection.
+//
+// A goroutine running writePump is started for each connection. The
+// application ensures that there is at most one writer to a connection by
+// executing all writes from this goroutine.
+func (c *Client) writePump() {
+	ticker := time.NewTicker(pingPeriod)
+	defer func() {
+		ticker.Stop()
+		c.conn.Close()
+	}()
+	for {
+		select {
+		case message, ok := <-c.send:
+			c.conn.SetWriteDeadline(time.Now().Add(writeWait))
+			if !ok {
+				// The hub closed the channel.
+				c.conn.WriteMessage(websocket.CloseMessage, []byte{})
+				return
+			}
+
+			w, err := c.conn.NextWriter(websocket.TextMessage)
+			if err != nil {
+				return
+			}
+			w.Write(message)
+
+			// Add queued chat messages to the current websocket message.
+			n := len(c.send)
+			for i := 0; i < n; i++ {
+				w.Write(newline)
+				w.Write(<-c.send)
+			}
+
+			if err := w.Close(); err != nil {
+				return
+			}
+		case <-ticker.C:
+			c.conn.SetWriteDeadline(time.Now().Add(writeWait))
+			if err := c.conn.WriteMessage(websocket.PingMessage, nil); err != nil {
+				return
+			}
+		}
+	}
+}
+
+// serveWs handles websocket requests from the peer.
+func serveWs(hub *Hub, w http.ResponseWriter, r *http.Request) {
+	conn, err := upgrader.Upgrade(w, r, nil)
+	if err != nil {
+		log.Println(err)
+		return
+	}
+	client := &Client{hub: hub, conn: conn, send: make(chan []byte, 256)}
+	client.hub.register <- client
+
+	// Allow collection of memory referenced by the caller by doing all work in
+	// new goroutines.
+	go client.writePump()
+	go client.readPump()
+}

server/go.mod

+module server
+
+go 1.13
+
+require (
+	github.com/dgrijalva/jwt-go v3.2.0+incompatible // indirect
+	github.com/gorilla/websocket v1.4.1
+	github.com/kr/pretty v0.1.0 // indirect
+	github.com/labstack/echo v3.3.10+incompatible
+	github.com/labstack/gommon v0.3.0 // indirect
+	github.com/valyala/fasttemplate v1.1.0 // indirect
+	golang.org/x/crypto v0.0.0-20191227163750-53104e6ec876 // indirect
+	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
+	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22
+	gopkg.in/yaml.v2 v2.2.7 // indirect
+)

server/go.sum

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+github.com/dgrijalva/jwt-go v3.2.0+incompatible h1:7qlOGliEKZXTDg6OTjfoBKDXWrumCAMpl/TFQ4/5kLM=
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+github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
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+github.com/mattn/go-colorable v0.1.2/go.mod h1:U0ppj6V5qS13XJ6of8GYAs25YV2eR4EVcfRqFIhoBtE=
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server/handler.go

+package main
+
+import (
+"gopkg.in/mgo.v2"	
+)
+
+type (
+	Handler struct {
+	DB *mgo.Session
+	}
+)
+const (
+	Key = "secret"
+)

server/hub.go

+package main
+
+// Msg type
+type WsMsg struct {
+	Action  string                 `json:"action"`
+	Payload map[string]interface{} `json:"payload"`
+}
+
+// Hub maintains the set of active clients and broadcasts messages to the
+// clients.
+type Hub struct {
+	// Registered clients.
+	clients map[*Client]bool
+
+	// Inbound messages from the clients.
+	broadcast chan []byte
+
+	// Register requests from the clients.
+	register chan *Client
+
+	// Unregister requests from clients.
+	unregister chan *Client
+
+	event chan WsMsg
+}
+type Event string
+
+const (