From 2a78df9bd4059344b2133830eebe28fccaff8c81 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Fri, 29 Jun 2012 23:21:43 +0200
Subject: o Initial import of a application/vnd.collection+json demo
 application.

---
 routes/index.js | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 routes/index.js

(limited to 'routes')

diff --git a/routes/index.js b/routes/index.js
new file mode 100644
index 0000000..0ecec65
--- /dev/null
+++ b/routes/index.js
@@ -0,0 +1,96 @@
+var collection_json = require('collection_json')
+  , pg = require('pg').native
+  , _ = require('underscore');
+
+var now='2000-01-01';
+
+function mapRow(row) {
+  console.log('mapRow', row);
+  var data = _.map(row, function(value, key) {
+      return {name: key, value: value};
+  });
+  console.log('mapRow', row, data);
+  return { data: data };
+}
+
+function mapEmployee(row) {
+  return {
+    data: [
+      {name: 'first_name', value: row.first_name}
+    ]
+  };
+}
+
+exports.departments = function(req, res){
+  pg.connect(process.env.DATABASE_URL, function(err, client) {
+    if(err) throw err;
+    var departments = [];
+    client.query('SELECT dept_no, dept_name FROM departments').
+    on('row', function(row) {
+      departments.push(row);
+    }).
+    on('end', function() {
+      client.end();
+      res.render('departments', {
+        title: 'Departments',
+        departments: departments
+      });
+    });
+  });
+};
+
+exports.department = function(req, res){
+  pg.connect(process.env.DATABASE_URL, function(err, client) {
+    if(err) throw err;
+    var dept_no = req.params.dept_no;
+    var employees = [];
+    // TODO:
+    // TODO: Add dept_name to view
+    // TODO: Add manager as a link
+    client.query('SELECT employees.* FROM employees, dept_emp WHERE employees.emp_no=dept_emp.emp_no AND dept_emp.dept_no=$1 AND dept_emp.to_date > now() AND now() > dept_emp.from_date', [ dept_no ]).
+    on('row', function(row) {
+      employees.push(row);
+    }).
+    on('end', function() {
+      client.end();
+      if(req.accepts('application/vnd.collection+json')) {
+        var object = collection_json.fromObject({});
+        res.contentType('application/vnd.collection+json');
+        res.send(object);
+      }
+      else
+        res.render('department', {
+          title: 'Department ' + dept_no,
+          employees: employees
+        });
+    });
+  });
+};
+
+exports.employee = function(req, res){
+  pg.connect(process.env.DATABASE_URL, function(err, client) {
+    if(err) throw err;
+    var emp_no = req.params.emp_no;
+    var employee;
+    client.query('SELECT * FROM employees WHERE employees.emp_no=$1', [ emp_no ]).
+    on('row', function(row) {
+      employee = row;
+    }).
+    on('end', function() {
+      client.end();
+      if(req.accepts('application/vnd.collection+json')) {
+        var items = [ mapRow(employee) ];
+        console.log('items', items);
+        var object = collection_json.fromObject({collection: {items: items}});
+        console.log('object', object);
+        res.contentType('application/vnd.collection+json');
+        res.send(JSON.stringify(object), 200);
+      }
+      else
+        res.render('employee', {
+          title: 'Employee ' + emp_no,
+          employee: employee
+        });
+    });
+  });
+};
-- 
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