From bf1ba794bd8df428e4dcb4620996150802c375ba Mon Sep 17 00:00:00 2001
From: Philippe PITTOLI <p.pittoli@unistra.fr>
Date: Fri, 6 Dec 2019 03:16:48 +0100
Subject: [PATCH] subscribe and unsubscribe

---
 client/index.ls         |  2 ++
 client/todowebsocket.ls | 36 ++++++++++++++++++++++++++----------
 2 files changed, 28 insertions(+), 10 deletions(-)

diff --git a/client/index.ls b/client/index.ls
index 6ed3d23..8755496 100644
--- a/client/index.ls
+++ b/client/index.ls
@@ -222,6 +222,7 @@ render-navbar = ->
 		h \div.navbar-start [
 			h \a.navbar-item.is-size-2 {
 				onclick: ->
+					model.todod-ws.unsubscribe model.viewed-project.id
 					model.viewed-project := void
 					model.current-view := "project-list"
 			} [ "⌂" ]
@@ -243,6 +244,7 @@ render-project-list = ->
 			onclick: ->
 				model.current-view := "project"
 				model.viewed-project := project.id
+				model.todod-ws.subscribe project.id
 				model.todod-ws.get-list project.id
 				model.todod-ws.get-tasks project.id
 		} [
diff --git a/client/todowebsocket.ls b/client/todowebsocket.ls
index 5fc0816..64e46f3 100644
--- a/client/todowebsocket.ls
+++ b/client/todowebsocket.ls
@@ -9,16 +9,18 @@ module.exports = {
 		self = {}
 
 		request-types = {
-			"list-lists":  0
-			"get-list":    1
-			"add-list":    2
-			"edit-list":   3
-			"remove-list": 4
-			"get-tasks":   5
-			"get-task":    6
-			"add-task":    7
-			"remove-task": 8
-			"edit-task":   9
+			"list-lists":   0
+			"get-list":     1
+			"add-list":     2
+			"edit-list":    3
+			"remove-list":  4
+			"get-tasks":    5
+			"get-task":     6
+			"add-task":     7
+			"remove-task":  8
+			"edit-task":    9
+			"subscribe":   10
+			"unsubscribe": 11
 		}
 
 		response-types = {
@@ -33,6 +35,8 @@ module.exports = {
 			"task-created":  8
 			"task-removed":  9
 			"task-updated": 10
+			"subscribed":   11
+			"unsubscribed": 12
 		}
 
 		# users can record functions to run on events
@@ -162,5 +166,17 @@ module.exports = {
 
 			self.send request-types[\edit-task], JSON.stringify payload
 
+		self.subscribe = (list-id) ->
+			self.send request-types[\subscribe], JSON.stringify {
+				token: self.token
+				list: list-id
+			}
+
+		self.unsubscribe = (list-id) ->
+			self.send request-types[\unsubscribe], JSON.stringify {
+				token: self.token
+				list: list-id
+			}
+
 		self
 }