Allow editing/deleting of comments and threads

services/chat/app/coffee/Features/Messages/MessageFormatter.coffee

@@ -8,6 +8,8 @@ module.exports = MessageFormatter =
 			content: message.content
 			timestamp: message.timestamp
 			user_id: message.user_id
+		if message.edited_at?
+			formattedMessage.edited_at = message.edited_at
 		return formattedMessage
 
 	formatMessagesForClientSide: (messages) ->

services/chat/app/coffee/Features/Messages/MessageHttpController.coffee

@@ -43,6 +43,34 @@ module.exports = MessageHttpController =
 			return next(error) if error?
 			res.send 204 # No content
 	
+	deleteThread: (req, res, next) ->
+		{project_id, thread_id} = req.params
+		logger.log {project_id, thread_id}, "deleting thread"
+		ThreadManager.deleteThread project_id, thread_id, (error, room_id) ->
+			return next(error) if error?
+			MessageManager.deleteAllMessagesInRoom room_id, (error) ->
+				return next(error) if error?
+				res.send 204 # No content
+	
+	editMessage: (req, res, next) ->
+		{content} = req?.body
+		{project_id, thread_id, message_id} = req.params
+		logger.log {project_id, thread_id, message_id, content}, "editing message"
+		ThreadManager.findOrCreateThread project_id, thread_id, (error, room) ->
+			return next(error) if error?
+			MessageManager.updateMessage room._id, message_id, content, Date.now(), (error) ->
+				return next(error) if error?
+				res.send(200)
+
+	deleteMessage: (req, res, next) ->
+		{project_id, thread_id, message_id} = req.params
+		logger.log {project_id, thread_id, message_id}, "deleting message"
+		ThreadManager.findOrCreateThread project_id, thread_id, (error, room) ->
+			return next(error) if error?
+			MessageManager.deleteMessage room._id, message_id, (error, message) ->
+				return next(error) if error?
+				res.send(204)
+
 	_sendMessage: (client_thread_id, req, res, next) ->
 		{user_id, content} = req?.body
 		{project_id} = req.params

services/chat/app/coffee/Features/Messages/MessageManager.coffee

@@ -27,10 +27,41 @@ module.exports = MessageManager =
 			room_id: { $in: room_ids }
 		}, callback
 
+	deleteAllMessagesInRoom: (room_id, callback = (error) ->) ->
+		db.messages.remove {
+			room_id: room_id
+		}, callback
+	
+	updateMessage: (room_id, message_id, content, timestamp, callback = (error, message) ->) ->
+		query = @_ensureIdsAreObjectIds(
+			_id: message_id
+			room_id: room_id
+		)
+		db.messages.update query, {
+			$set:
+				content: content
+				edited_at: timestamp
+		}, (error) ->
+			return callback(error) if error?
+			db.messages.find query, (error, messages) ->
+				return callback(error) if error?
+				return callback null, messages[0]
+
+	deleteMessage: (room_id, message_id, callback = (error) ->) ->
+		query = @_ensureIdsAreObjectIds(
+			_id: message_id
+			room_id: room_id
+		)
+		db.messages.remove query, (error) ->
+			return callback(error) if error?
+			return callback()
+
 	_ensureIdsAreObjectIds: (query) ->
 		if query.user_id? and query.user_id not instanceof ObjectId
 			query.user_id = ObjectId(query.user_id)
 		if query.room_id? and query.room_id not instanceof ObjectId
 			query.room_id = ObjectId(query.room_id)
+		if query._id? and query._id not instanceof ObjectId
+			query._id = ObjectId(query._id)
 		return query
 		

services/chat/app/coffee/Features/Threads/ThreadManager.coffee

@@ -53,3 +53,12 @@ module.exports = ThreadManager =
 				resolved: true
 			}
 		}, callback
+
+	deleteThread: (project_id, thread_id, callback = (error, room_id) ->) ->
+		@findOrCreateThread project_id, thread_id, (error, room) ->
+			return callback(error) if error?
+			db.rooms.remove {
+				_id: room._id
+			}, (error) ->
+				return callback(error) if error?
+				return callback null, room._id

services/chat/app/coffee/router.coffee

@@ -25,12 +25,12 @@ module.exports = Router =
 		app.post "/project/:project_id/thread/:thread_id/messages", MessageHttpController.sendThreadMessage
 		app.get  "/project/:project_id/threads", MessageHttpController.getAllThreads
 
-		# app.post "/project/:project_id/thread/:thread_id/messages/:message_id/edit", MessageHttpController.editMessage
+		app.post "/project/:project_id/thread/:thread_id/messages/:message_id/edit", MessageHttpController.editMessage
-		# app.del  "/project/:project_id/thread/:thread_id/messages/:message_id", MessageHttpController.deleteMessage
+		app.del  "/project/:project_id/thread/:thread_id/messages/:message_id", MessageHttpController.deleteMessage
 
 		app.post "/project/:project_id/thread/:thread_id/resolve", MessageHttpController.resolveThread
 		app.post "/project/:project_id/thread/:thread_id/reopen", MessageHttpController.reopenThread
-		# app.del  "/project/:project_id/thread/:thread_id", MessageHttpController.deleteThread
+		app.del  "/project/:project_id/thread/:thread_id", MessageHttpController.deleteThread
 
 		app.get "/status", (req, res, next) ->
 			res.send("chat is alive")

services/chat/test/acceptance/coffee/DeletingAMessageTests.coffee

@@ -0,0 +1,30 @@
+{ObjectId} = require "../../../app/js/mongojs"
+expect = require("chai").expect
+
+ChatClient = require "./helpers/ChatClient"
+
+describe "Deleting a message", ->
+	before ->
+		@project_id = ObjectId().toString()
+		@user_id = ObjectId().toString()
+		@thread_id = ObjectId().toString()
+
+	describe "in a thread", ->
+		before (done) ->
+			ChatClient.sendMessage @project_id, @thread_id, @user_id, "first message", (error, response, @message) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 201
+				ChatClient.sendMessage @project_id, @thread_id, @user_id, "deleted message", (error, response, @message) =>
+					expect(error).to.be.null
+					expect(response.statusCode).to.equal 201
+					ChatClient.deleteMessage @project_id, @thread_id, @message.id, (error, response, body) =>
+						expect(error).to.be.null
+						expect(response.statusCode).to.equal 204
+						done()
+		
+		it "should then remove the message from the threads", (done) ->
+			ChatClient.getThreads @project_id, (error, response, threads) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 200
+				expect(threads[@thread_id].messages.length).to.equal 1
+				done()

services/chat/test/acceptance/coffee/DeletingAThreadTests.coffee

@@ -0,0 +1,29 @@
+{ObjectId} = require "../../../app/js/mongojs"
+expect = require("chai").expect
+crypto = require "crypto"
+
+ChatClient = require "./helpers/ChatClient"
+
+describe "Deleting a thread", ->
+	before ->
+		@project_id = ObjectId().toString()
+		@user_id = ObjectId().toString()
+
+	describe "with a thread that is deleted", ->
+		before (done) ->
+			@thread_id = ObjectId().toString()
+			@content = "deleted thread message"
+			ChatClient.sendMessage @project_id, @thread_id, @user_id, @content, (error, response, body) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 201
+				ChatClient.deleteThread @project_id, @thread_id, (error, response, body) =>
+					expect(error).to.be.null
+					expect(response.statusCode).to.equal 204
+					done()
+		
+		it "should then not list the thread for the project", (done) ->
+			ChatClient.getThreads @project_id, (error, response, threads) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 200
+				expect(Object.keys(threads).length).to.equal 0
+				done()

services/chat/test/acceptance/coffee/EditingAMessageTests.coffee

@@ -0,0 +1,34 @@
+{ObjectId} = require "../../../app/js/mongojs"
+expect = require("chai").expect
+
+ChatClient = require "./helpers/ChatClient"
+
+describe "Editing a message", ->
+	before ->
+		@project_id = ObjectId().toString()
+		@user_id = ObjectId().toString()
+		@thread_id = ObjectId().toString()
+
+	describe "in a thread", ->
+		before (done) ->
+			@content = "thread message"
+			@new_content = "updated thread message"
+			ChatClient.sendMessage @project_id, @thread_id, @user_id, @content, (error, response, @message) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 201
+				expect(@message.id).to.exist
+				expect(@message.content).to.equal @content
+				ChatClient.editMessage @project_id, @thread_id, @message.id, @new_content, (error, response, @new_message) =>
+					expect(error).to.be.null
+					expect(response.statusCode).to.equal 201
+					expect(@new_message.edited_at).to.exist
+					expect(@new_message.content).to.equal @new_content
+					done()
+		
+		it "should then list the updated message in the threads", (done) ->
+			ChatClient.getThreads @project_id, (error, response, threads) =>
+				expect(error).to.be.null
+				expect(response.statusCode).to.equal 200
+				expect(threads[@thread_id].messages.length).to.equal 1
+				expect(threads[@thread_id].messages[0].content).to.equal @new_content
+				done()

services/chat/test/acceptance/coffee/helpers/ChatClient.coffee

@@ -41,3 +41,20 @@ module.exports =
 		request.post {
 			url: "/project/#{project_id}/thread/#{thread_id}/reopen",
 		}, callback
+
+	deleteThread: (project_id, thread_id, callback) ->
+		request.del {
+			url: "/project/#{project_id}/thread/#{thread_id}",
+		}, callback
+
+	editMessage: (project_id, thread_id, message_id, content, callback) ->
+		request.post {
+			url: "/project/#{project_id}/thread/#{thread_id}/messages/#{message_id}/edit"
+			json:
+				content: content
+		}, callback
+
+	deleteMessage: (project_id, thread_id, message_id, callback) ->
+		request.del {
+			url: "/project/#{project_id}/thread/#{thread_id}/messages/#{message_id}",
+		}, callback