architecture: use barracks

Changes
=======
- add hook handlers
- add effect composition
- add noFreeze option

Commits
=======
- fixup! fix toString()
- fixup! use assert instead of throw
- fixup! fix reducers
- fixup! work on done callbacks
- fixup! more callback work
- fixup! woooh fixed effects errs
- fixup! wrap up stuff

examples/http/models/api.js

@@ -6,26 +6,26 @@ module.exports = {
     title: 'Button pushing machine 3000'
   },
   reducers: {
-    set: (action, state) => ({ 'title': action.payload })
+    set: (action, state) => ({ 'title': action.data })
   },
   effects: {
-    good: (action, state, send) => request('/good', send),
-    bad: (action, state, send) => request('/bad', send)
+    good: function (action, state, send, done) {
+      request('/good', send, done)
+    },
+    bad: (action, state, send, done) => request('/bad', send, done)
   }
 }
 
-function request (uri, send, state) {
+function request (uri, send, done) {
   http(uri, { json: true }, function (err, res, body) {
-    if (err) return send('app:error', { payload: 'HTTP error' })
+    if (err) return done(new Error('HTTP error'))
     if (res.statusCode !== 200) {
       const message = (body && body.message)
         ? body.message
         : 'unknown server error'
-      return send('app:error', { payload: message })
+      return done(new Error(message))
     }
-    if (!body) {
-      return send('app:error', { payload: 'fatal: no body received' })
-    }
-    send('api:set', { payload: body.message || body.title })
+    if (!body) return done(new Error('fatal: no body received'))
+    send('api:set', { data: body.message || body.title }, done)
   })
 }

examples/http/models/error.js

@@ -10,34 +10,43 @@ const ERROR_TIMEOUT = 1000
 module.exports = {
   namespace: 'app',
   state: {
-    error: [],
-    errorTimeDone: null,
+    errors: [],
+    errorTimeDone: 0,
     triggerTime: null
   },
   reducers: {
-    error: function (action, state) {
-      const now = Date.now()
-      const timeDone = state.errorTimeDone
-      const newTimestamp = (timeDone && timeDone >= now)
-        ? timeDone + ERROR_TIMEOUT
-        : now + ERROR_TIMEOUT
-
+    setError: function (action, state) {
       return {
-        error: state.error.concat(action.payload),
-        errorTimeDone: newTimestamp
+        errors: state.errors.concat(action.message),
+        errorTimeDone: action.errorTimeDone
       }
     },
-    'error:delete': function (action, state) {
-      state.error.shift()
-      return { error: state.error }
+    'delError': function (action, state) {
+      state.errors.shift()
+      return { errors: state.errors }
     }
   },
   effects: {
-    error: function (action, state, send) {
-      const timeout = state.errorTimeDone - Date.now()
-      setTimeout(function () {
-        send('app:error:delete')
-      }, timeout)
+    error: function (err, state, send, done) {
+      const timeDone = state.errorTimeDone
+      const now = Date.now()
+
+      const timeStamp = (timeDone && timeDone >= now)
+        ? timeDone + ERROR_TIMEOUT
+        : now + ERROR_TIMEOUT
+
+      const timeout = timeStamp - now
+
+      const errAction = {
+        message: err.message,
+        errorTimeDone: timeStamp
+      }
+      send('app:setError', errAction, function (err) {
+        if (err) return done(err)
+        setTimeout(function () {
+          send('app:delError', done)
+        }, timeout)
+      })
     }
   }
 }