Endpoint for APIv4: GET /team/{team_id}/channels (#5681)

api4/channel.go

@@ -18,6 +18,8 @@ func InitChannel() {
 	BaseRoutes.Channels.Handle("", ApiSessionRequired(createChannel)).Methods("POST")
 	BaseRoutes.Channels.Handle("/direct", ApiSessionRequired(createDirectChannel)).Methods("POST")
 
+	BaseRoutes.Team.Handle("/channels", ApiSessionRequired(getPublicChannelsForTeam)).Methods("GET")
+
 	BaseRoutes.Channel.Handle("", ApiSessionRequired(getChannel)).Methods("GET")
 	BaseRoutes.ChannelByName.Handle("", ApiSessionRequired(getChannelByName)).Methods("GET")
 	BaseRoutes.ChannelByNameForTeamName.Handle("", ApiSessionRequired(getChannelByNameForTeamName)).Methods("GET")
@@ -115,6 +117,26 @@ func getChannel(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 }
 
+func getPublicChannelsForTeam(c *Context, w http.ResponseWriter, r *http.Request) {
+	c.RequireTeamId()
+	if c.Err != nil {
+		return
+	}
+
+	if !app.SessionHasPermissionToTeam(c.Session, c.Params.TeamId, model.PERMISSION_LIST_TEAM_CHANNELS) {
+		c.SetPermissionError(model.PERMISSION_LIST_TEAM_CHANNELS)
+		return
+	}
+
+	if channels, err := app.GetPublicChannelsForTeam(c.Params.TeamId, c.Params.Page, c.Params.PerPage); err != nil {
+		c.Err = err
+		return
+	} else {
+		w.Write([]byte(channels.ToJson()))
+		return
+	}
+}
+
 func getChannelByName(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequireTeamId().RequireChannelName()
 	if c.Err != nil {