From 48d43eaf091240ffb29ded4076ed051cd5c2683b Mon Sep 17 00:00:00 2001
From: Yoshua Wuyts <i@yoshuawuyts.com>
Date: Wed, 11 May 2016 13:51:17 +0700
Subject: [PATCH] choo: add initial render

---
 README.md         |  10 +++-
 examples/title.js |  30 ++++++++++++
 index.js          | 119 ++++++++++++++++++++++++++++++++++++++++++++--
 package.json      |   8 +++-
 4 files changed, 161 insertions(+), 6 deletions(-)
 create mode 100644 examples/title.js

diff --git a/README.md b/README.md
index 6f55177..c9f7b95 100644
--- a/README.md
+++ b/README.md
@@ -24,10 +24,10 @@ const app = choo()
 app.model('title', {
   state: { title: 'my-demo-app' },
   reducers: {
-    'update': (action, state) => ({ title: action.payload })
+    update: (action, state) => ({ title: action.payload })
   },
   effects: {
-    'update': (action, state) => document.title = action.title
+    update: (action, state) => (document.title = action.title)
   }
 })
 
@@ -59,6 +59,12 @@ document.appendChild(node)
 ## API
 ### choo
 
+## Packages used
+- __views:__ [`yo-yo`](https://github.com/maxogden/yo-yo)
+- __models:__ [`send-action`](https://github.com/sethvincent/send-action),
+  [`xtend`](https://github.com/raynos/xtend)
+- __routes:__ [`sheet-router`](https://github.com/yoshuawuyts/sheet-router)
+
 ## Installation
 ```sh
 $ npm install choo
diff --git a/examples/title.js b/examples/title.js
new file mode 100644
index 0000000..e415232
--- /dev/null
+++ b/examples/title.js
@@ -0,0 +1,30 @@
+const choo = require('../')
+
+const app = choo()
+app.model('title', {
+  state: { title: 'my-demo-app' },
+  reducers: {
+    'update': (action, state) => ({ title: action.payload })
+  },
+  effects: {
+    'update': (action, state, send) => (document.title = action.title)
+  }
+})
+
+const mainView = (params, state, send) => choo.view`
+  <main class="app">
+    <h1>${state.title}</h1>
+    <label>Set the title</label>
+    <input
+      type="text"
+      placeholder=${state.title}
+      oninput=${(e) => send('title:update', { payload: e.target.value })}>
+  </main>
+`
+
+app.router((route) => [
+  route('/', mainView)
+])
+
+const node = app.start()
+document.body.appendChild(node)
diff --git a/index.js b/index.js
index e68f610..3b328e3 100644
--- a/index.js
+++ b/index.js
@@ -1,8 +1,121 @@
-const assert = require('assert')
+// const history = require('sheet-router/history')
+const sheetRouter = require('sheet-router')
+const document = require('global/document')
+// const href = require('sheet-router/href')
+const sendAction = require('send-action')
+const mutate = require('xtend/mutable')
+const xtend = require('xtend')
+const yo = require('yo-yo')
 
+choo.view = yo
 module.exports = choo
 
-// A framework for creating solid web applications
-// null -> null
+// A framework for creating sturdy web applications
+// null -> fn
 function choo () {
+  var _router = null
+  var _models = [ appInit() ]
+
+  start.router = router
+  start.model = model
+  start.start = start
+
+  return start
+
+  // start the application
+  // str|DOMNode -> DOMNode
+  function start (query) {
+    const events = bootstrap(_models)
+    const send = sendAction({
+      onaction: events.middleware,
+      onchange: onchange,
+      state: events.state
+    })
+
+    const node = _router(send.state().location, send.state(), send)
+    console.log(node)
+    document.body.appendChild(node)
+
+    // update on every change
+    function onchange (action, state) {
+      const el = document.querySelector('#main')
+      yo.update(el, router(state.location, send, state))
+    }
+  }
+
+  // register all routes
+  // [obj|fn] -> null
+  function router (cb) {
+    _router = sheetRouter(cb)
+  }
+
+  // create a new model
+  // (str?, obj) -> null
+  function model (name, model) {
+    if (!model) model = name
+    if (typeof name === 'string') model.name = name
+    _models.push(model)
+  }
+}
+
+function appInit () {
+  return {
+    state: {
+      location: document.location.href
+    },
+    reducers: {
+      location: setLocation
+    }
+  }
+
+  // handle href links
+  function setLocation (action, state) {
+    const location = action.location.replace(/#.*/, '')
+    return xtend(state, { location: location })
+  }
+}
+
+function bootstrap (events) {
+  const initialState = { }
+  const reducers = {}
+  const effects = {}
+
+  events.forEach(function (event) {
+    const name = event.name
+    if (event.state) mutate(initialState, event.state)
+    if (event.reducers) {
+      Object.keys(event.reducers).forEach(function (key) {
+        if (name) {
+          reducers[name + ':' + key] = event.reducers[key]
+        } else {
+          reducers[key] = event.reducers[key]
+        }
+      })
+    }
+    if (event.effects) {
+      Object.keys(event.effects).forEach(function (key) {
+        if (name) {
+          effects[name + ':' + key] = event.effects[key]
+        } else {
+          effects[key] = event.effects[key]
+        }
+      })
+    }
+  })
+
+  return {
+    middleware: modifyState,
+    state: initialState
+  }
+
+  function modifyState (action, state, send) {
+    if (reducers[action.type]) {
+      return reducers[action.type](action, state, send)
+    } else if (effects[action.type]) {
+      effects[action.type](action, state, send)
+      return state
+    } else {
+      throw new Error('Could not find action ' + action.type)
+    }
+  }
 }
diff --git a/package.json b/package.json
index 54f83d5..6875ff9 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,13 @@
     "tiny"
   ],
   "license": "MIT",
-  "dependencies": {},
+  "dependencies": {
+    "global": "^4.3.0",
+    "send-action": "^1.1.0",
+    "sheet-router": "^2.0.4",
+    "xtend": "^4.0.1",
+    "yo-yo": "^1.2.0"
+  },
   "devDependencies": {
     "dependency-check": "^2.5.1",
     "istanbul": "^0.4.3",