# todod module
# 1. create a socket
# 2. the socket parses and serialize data
# 3. the socket handles network errors

module.exports = {

	create-socket: (socket-url) ->
		self = {}

		self.open-socket = ->
			console.log "Opening socket to #{socket-url}"
			self.socket := new WebSocket socket-url

			self.socket.onerror = (event) ->
				console.log "WebSocket error.", event
				model.state := "websocket-error"
				self.socket.close!
				projector.schedule-render!

			self.socket.onclose = (event) ->
				# Exporting the error in case the UI is able to deal with it.
				model.previous-state := model.state
				model.state := "websocket-error"
				model.websocket-error := event.reason
				projector.schedule-render!

			self.socket.onmessage = (event) ->
				payload = JSON.parse(event.data).payload

				self.on-message {data: payload}

		self.reopen = ->
			self.socket.close!
			self.open-socket!

		self.open-socket!

		self.send = (opts) ->
			console.log JSON.stringify {
				mtype: 0,
				payload: opts
			}

			self.socket.send JSON.stringify {
				mtype: 0,
				payload: opts
			}

		self.get-project = (project-id) ->
			self.send JSON.stringify {
				type: "project",
				project: project-id
			}

		self.login = (login, password) ->
			self.send JSON.stringify {
				type: "login",
				login: login
				password: password
			}

		self.get-user = (uid) ->
			self.send JSON.stringify {
				type: "get-user"
				uid: uid
			}

		self.new-project = (name) ->
			self.send JSON.stringify {
				type: "new-project"
				name: name
			}

		self.edit-task = (project-id, task-id, options) ->
			payload = {
				type: "edit-task"
				project: project-id
				task: task-id
			}

			for key, value of options
				payload[key] = value

			self.send JSON.stringify payload

		self.delete-task = (project-id, task-id) ->
			self.send JSON.stringify {
				type: "delete-task"
				project: project-id
				task: task-id
			}

		self.edit-column = (project-id, column-id, options) ->
			payload = {
				type: "edit-column"
				project: project-id
				column: column-id
			}

			for key, value of options
				payload[key] = value

			self.send JSON.stringify payload

		self.delete-column = (project-id, column-id) ->
			self.send JSON.stringify {
				type: "delete-column"
				project: project-id
				column: column-id
			}

		self.new-column = (project-id, name) ->
			self.send JSON.stringify {
				type: "new-column"
				project: project-id
				name: name
			}

		self.new-task = (project-id, column-id, options) ->
			payload = {
				type: "new-task"
				project: project-id
				column: column-id
			}

			for key, value of options
				payload[key] = value

			self.send JSON.stringify payload

		self.edit-project = (project-id, options) ->
			payload = {
				type: "edit-project"
				project: project-id
			}

			for key, value of options
				payload[key] = value

			self.send JSON.stringify payload

		self
}