From 2056262a006f801f9b0dd9b61fc2c22f38c9473f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?M=C3=A4rt=20Kalmo?= <mart.kalmo@gmail.com>
Date: Thu, 30 Mar 2017 13:59:37 +0300
Subject: [PATCH] done state

---
 .gitignore       |  5 +++++
 data/db.json     | 23 +++++++++++++++++++++++
 data/routes.json |  3 +++
 ex1.js           | 19 +++++++++++++++++++
 ex2.js           | 12 ++++++++++++
 ex3.js           | 19 +++++++++++++++++++
 ex4.js           | 20 ++++++++++++++++++++
 ex5.js           | 22 ++++++++++++++++++++++
 ex6.js           | 34 ++++++++++++++++++++++++++++++++++
 package.json     | 11 +++++++++++
 10 files changed, 168 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 data/db.json
 create mode 100644 data/routes.json
 create mode 100644 ex1.js
 create mode 100644 ex2.js
 create mode 100644 ex3.js
 create mode 100644 ex4.js
 create mode 100644 ex5.js
 create mode 100644 ex6.js
 create mode 100644 package.json

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..d6fdf9d
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,5 @@
+/.idea
+*.iml
+*.log
+
+node_modules
diff --git a/data/db.json b/data/db.json
new file mode 100644
index 0000000..9b83db7
--- /dev/null
+++ b/data/db.json
@@ -0,0 +1,23 @@
+{
+  "persons": [
+    {
+      "id": 2948,
+      "code": "A03259",
+      "name": "Jill",
+      "age": 20
+    }
+  ],
+  "health-insurance": [
+    {
+      "id": "A03259",
+      "isInsured": true,
+      "insuredTill": "01/31/2017"
+    }
+  ],
+  "tax-debt": [
+    {
+      "id": "A03259",
+      "debt": 100
+    }
+  ]
+}
diff --git a/data/routes.json b/data/routes.json
new file mode 100644
index 0000000..c042bf3
--- /dev/null
+++ b/data/routes.json
@@ -0,0 +1,3 @@
+{
+  "/api/": "/"
+}
\ No newline at end of file
diff --git a/ex1.js b/ex1.js
new file mode 100644
index 0000000..ac1a32b
--- /dev/null
+++ b/ex1.js
@@ -0,0 +1,19 @@
+'use strict';
+
+var array = [1, 2, 3, 4, 5, 6];
+
+array = filter(array, function (each) {
+    return each % 2 === 0;
+});
+
+console.log('Even numbers: ' + array);
+
+function filter(array, predicate) {
+    var result = [];
+    for (var i = 0; i < array.length; i++) {
+        if (predicate(array[i])) {
+            result.push(array[i]);
+        }
+    }
+    return result;
+}
\ No newline at end of file
diff --git a/ex2.js b/ex2.js
new file mode 100644
index 0000000..9a95b14
--- /dev/null
+++ b/ex2.js
@@ -0,0 +1,12 @@
+'use strict';
+
+var array = [1, 2, 3, 4, 5, 6];
+
+array = array.filter(function (each) {
+   return each % 2 === 0;
+}).map(function (each) {
+    return each * each;
+});
+
+console.log('Even numbers squared: ' + array);
+
diff --git a/ex3.js b/ex3.js
new file mode 100644
index 0000000..05898c0
--- /dev/null
+++ b/ex3.js
@@ -0,0 +1,19 @@
+'use strict';
+
+var array = [
+    { id: 1, selected: false },
+    { id: 2, selected: true },
+    { id: 3, selected: false },
+    { id: 4, selected: true },
+    { id: 5, selected: true },
+    { id: 6, selected: false }
+];
+
+array = array.filter(function (each) {
+   return each.selected;
+}).map(function (each) {
+    return each.id;
+});
+
+console.log('Ids of selected objects: ' + array);
+
diff --git a/ex4.js b/ex4.js
new file mode 100644
index 0000000..697cb47
--- /dev/null
+++ b/ex4.js
@@ -0,0 +1,20 @@
+'use strict';
+
+function Person(name) {
+    this.name = name;
+}
+
+Person.prototype.getName = function () {
+    return this.name;
+};
+
+Person.prototype.setName = function (name) {
+    return this.name = name;
+};
+
+var person = new Person('Jack');
+var person2 = new Person('Jack');
+
+console.log(person.getName());
+console.log(Object.keys(person));
+console.log(Object.keys(person.__proto__));
\ No newline at end of file
diff --git a/ex5.js b/ex5.js
new file mode 100644
index 0000000..1543ded
--- /dev/null
+++ b/ex5.js
@@ -0,0 +1,22 @@
+'use strict';
+
+
+factorial(5, function (res) {
+    console.log('res: ' + res);
+});
+
+
+
+function factorial(n, callback) {
+    if (n < 0) {
+        throw 'illegal argument'
+    }
+
+    var result = 1;
+    while (n > 0) {
+        result *= n;
+        n--;
+    }
+
+    callback(result);
+}
diff --git a/ex6.js b/ex6.js
new file mode 100644
index 0000000..36e2388
--- /dev/null
+++ b/ex6.js
@@ -0,0 +1,34 @@
+'use strict';
+
+var request = require("request");
+
+get('/api/persons/2948', function(data) {
+    var code = data.code;
+    var name = data.name;
+
+    get('/api/health-insurance/' + code, function(data) {
+        var isInsured = data.isInsured;
+
+        get('/api/tax-debt/' + code, function(data) {
+
+            var debt = data.debt;
+
+            var person = {
+                name : name,
+                isInsured: isInsured,
+                taxDebt: debt
+            };
+
+            console.log(person);
+        });
+    });
+
+});
+
+
+// helper function
+function get(url, cb) {
+    request('http://localhost:3000' + url, function(error, response, body) {
+        cb(JSON.parse(body));
+    });
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..14f0c31
--- /dev/null
+++ b/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "i399exlang",
+  "version": "1.0.0",
+  "devDependencies": {
+    "json-server": "0.9.5",
+    "request": "^2.81.0"
+  },
+  "scripts": {
+    "start": "json-server data/db.json --static ./ --routes data/routes.json"
+  }
+}