Move api and other routes into separate files

src/server/api.coffee

@@ -0,0 +1,58 @@
+express = require 'express'
+router = new express.Router()
+
+scoring = require('../app/scoring')
+_ = require('underscore')
+
+# ---------- /v1 API ------------
+
+###
+  v1 API. Requires user-id and apiToken, task-id, direction. Test with:
+  curl -X POST -H "Content-Type:application/json" -d '{"apiToken":"{TOKEN}"}' localhost:3000/v1/users/{UID}/tasks/productivity/up
+###
+
+router.post '/users/:uid/tasks/:taskId/:direction', (req, res) ->
+  {uid, taskId, direction} = req.params
+  {apiToken, title, service, icon} = req.body
+  console.log {params:req.params, body:req.body} if process.env.NODE_ENV == 'development'
+
+  # Send error responses for improper API call
+  return res.send(500, 'request body "apiToken" required') unless apiToken
+  return res.send(500, ':uid required') unless uid
+  return res.send(500, ':taskId required') unless taskId
+  return res.send(500, ":direction must be 'up' or 'down'") unless direction in ['up','down']
+
+  model = req.getModel()
+  req._isServer = true
+  model.fetch model.query('users').withIdAndToken(uid, apiToken), (err, result) ->
+    return res.send(500, err) if err
+    user = result.at(0)
+    userObj = user.get()
+    if _.isEmpty(userObj)
+      return res.send(500, "User with uid=#{uid}, token=#{apiToken} not found. Make sure you're not using your username, but your User Id")
+
+    model.ref('_user', user)
+
+    # Create task if doesn't exist
+    # TODO add service & icon to task
+    unless model.get("_user.tasks.#{taskId}")
+      model.refList "_habitList", "_user.tasks", "_user.habitIds"
+      model.at('_habitList').push {
+        id: taskId
+        type: 'habit'
+        text: (title || taskId)
+        value: 0
+        up: true
+        down: true
+        notes: "This task was created by a third-party service. Feel free to edit, it won't harm the connection to that service. Additionally, multiple services may piggy-back off this task."
+      }, (a,b,c) ->
+        console.log {a:a,b:b,c:c}
+
+
+    scoring.setModel(model)
+    delta = scoring.score(taskId, direction)
+    result = model.get ('_user.stats')
+    result.delta = delta
+    res.send(result)
+
+module.exports = router