From 4e64583a0b6175d2c9a6729ffde1472dd55d389c Mon Sep 17 00:00:00 2001
From: Wu Cheng-Han
Date: Fri, 15 May 2015 12:58:13 +0800
Subject: Marked as 0.2.8

---
 lib/temp.js | 83 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 lib/temp.js

(limited to 'lib/temp.js')

diff --git a/lib/temp.js b/lib/temp.js
new file mode 100644
index 00000000..90d9343f
--- /dev/null
+++ b/lib/temp.js
@@ -0,0 +1,83 @@
+//temp
+//external modules
+var mongoose = require('mongoose');
+
+//core
+var config = require("../config.js");
+
+// create a temp model
+var model = mongoose.model('temp', {
+    id: String,
+    data: String,
+    created: Date
+});
+
+//public
+var temp = {
+    model: model,
+    findTemp: findTemp,
+    newTemp: newTemp,
+    removeTemp: removeTemp,
+    getTempCount: getTempCount
+};
+
+function getTempCount(callback) {
+    model.count(function(err, count){
+        if(err) callback(err, null);
+        else callback(null, count);
+    });
+}
+
+function findTemp(id, callback) {
+    model.findOne({
+        id: id
+    }, function (err, temp) {
+        if (err) {
+            console.log('find temp failed: ' + err);
+            callback(err, null);
+        }
+        if (!err && temp) {
+            callback(null, temp);
+        } else {
+            console.log('find temp failed: ' + err);
+            callback(err, null);
+        };
+    });
+}
+
+function newTemp(id, data, callback) {
+    var temp = new model({
+        id: id,
+        data: data,
+        created: Date.now()
+    });
+    temp.save(function (err) {
+        if (err) {
+            console.log('new temp failed: ' + err);
+            callback(err, null);
+        } else {
+            console.log("new temp success: " + temp.id);
+            callback(null, temp);
+        };
+    });
+}
+
+function removeTemp(id, callback) {
+    findTemp(id, function(err, temp) {
+        if(!err && temp) {
+            temp.remove(function(err) {
+                if(err) {
+                    console.log('remove temp failed: ' + err);
+                    callback(err, null);
+                } else {
+                    callback(null, null);
+                }
+            });
+        } else {
+            console.log('remove temp failed: ' + err);
+            callback(err, null);
+        }
+    });
+}
+
+module.exports = temp;
\ No newline at end of file
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