plan/unsubscribe

DOC/API/plan.md

@@ -25,3 +25,7 @@ Request:
     }
 
 No Response.
+
+Exception:
+
+* not_in_plan

core/api/plan.coffee

@@ -40,3 +40,30 @@ module.exports =
               return res.json {}
 
     unsubscribe: (req, res) ->
+      mAccount.authenticate req.token, (account) ->
+        unless account
+          return res.json 400, error: 'auth_failed'
+
+        unless req.body.plan in account.attribute.plans
+          return res.json 400, error: 'not_in_plan'
+
+        billing.calcBiling account, (account) ->
+          async.each config.plans[req.body.plan].service, (serviceName, callback) ->
+            stillInService = do ->
+              for item in account.attribute.plans
+                if serviceName in config.plans[req.body.plan].service
+                  return true
+
+              return false
+
+            if stillInService
+              callback()
+            else
+              mAccount.uodate _id: account._id,
+                $pull:
+                  'attribute.service': serviceName
+              , {}, ->
+                (plugin.get serviceName).service.delete account, ->
+                  callback()
+          , ->
+            return res.json {}