From 52237a3b1a5fbd7764fd66adb01ed9cf820ab56c Mon Sep 17 00:00:00 2001
From: JFarenci <31667933+JFarenci@users.noreply.github.com>
Date: Mon, 5 Mar 2018 13:23:44 -0600
Subject: [PATCH 1/2] Add files via upload

---
 index.js              |  1 +
 lib/eventEmitter.js   | 14 +++++++
 lib/fileOperations.js | 29 +++++++++++++
 lib/promises.js       | 98 +++++++++++++++++++++++++++++++++++++++++++
 modules/fsp.js        | 35 ++++++++++++++++
 package-lock.json     | 13 ++++++
 package.json          | 14 +++++++
 7 files changed, 204 insertions(+)
 create mode 100644 index.js
 create mode 100644 lib/eventEmitter.js
 create mode 100644 lib/fileOperations.js
 create mode 100644 lib/promises.js
 create mode 100644 modules/fsp.js
 create mode 100644 package-lock.json
 create mode 100644 package.json

diff --git a/index.js b/index.js
new file mode 100644
index 0000000..644dd90
--- /dev/null
+++ b/index.js
@@ -0,0 +1 @@
+//Copy any of the lib files into here to run.
diff --git a/lib/eventEmitter.js b/lib/eventEmitter.js
new file mode 100644
index 0000000..b07baf8
--- /dev/null
+++ b/lib/eventEmitter.js
@@ -0,0 +1,14 @@
+var Emitter = require('events');
+var emitter = new Emitter();
+
+function gotcha() {
+  console.log('Gotcha!');
+}
+
+emitter.on('emit', gotcha);
+
+emitter.emit('emit');
+
+emitter.removeListener('emit', gotcha);
+
+emitter.emit('emit');
diff --git a/lib/fileOperations.js b/lib/fileOperations.js
new file mode 100644
index 0000000..71c1e18
--- /dev/null
+++ b/lib/fileOperations.js
@@ -0,0 +1,29 @@
+var fsp = require('./modules/fsp');
+
+fsp.writeFile('./data/test.txt', 'Hello!')
+  .then(function(res) {
+    console.log(res);
+  })
+  .catch(function(err) {
+    console.error(err);
+  });
+
+fsp.appendFile('./data/test.txt', ', Hello again!')
+  .then(function(res) {
+    console.log(res);
+  })
+  .catch(function(err) {
+    console.error(err);
+  });
+
+setTimeout(function() {
+  fsp.readFile('./data/test.txt')
+    .then(function(data) {
+      console.log(data);
+    })
+    .catch(function(err) {
+      console.error(err);
+    });
+}, 100);
+
+console.log('Performing Operations...');
diff --git a/lib/promises.js b/lib/promises.js
new file mode 100644
index 0000000..6247f78
--- /dev/null
+++ b/lib/promises.js
@@ -0,0 +1,98 @@
+console.log('Starting up!');
+
+//----------------------------------------------------------------------------->
+//Do Bad Things
+function doBadThing(forRealz) {
+  var doBadThing = new Promise(function(resolve, reject) {
+    if (forRealz) {
+      reject('error?');
+    } else {
+      resolve('Yay!');
+    }
+  });
+  return doBadThing;
+}
+
+//----------------------------------------------------------------------------->
+//Squareing Map
+function square(num) {
+  var square = new Promise(function(resolve, reject) {
+    if (Number.isInteger(num)) {
+      resolve(num * num);
+    } else {
+      reject('NaN error');
+    }
+  });
+  return square;
+}
+
+var nums = [1, 2, 3, 4, 5, 6, 7, 8, 9];
+nums = nums.map(function(i) {
+  return square(i);
+});
+
+//----------------------------------------------------------------------------->
+//Countdown to Hello
+  var hello = Promise.resolve('Hello Promise!');
+
+  function delay(milliseconds, interval) {
+    var timer = new Promise(function(resolve, reject) {
+      resolve(milliseconds);
+    })
+      .then(function(result) {
+        countDown(result, interval);
+      });
+  }
+
+  function countDown(ms, int) {
+    console.log(ms);
+    var ticker = setInterval(function(){
+      if (ms <= (0 + int)) {
+        console.log('Done!')
+        clearInterval(ticker);
+      } else {
+        ms -= int;
+        console.log(ms);
+      }
+    }, int);
+  }
+
+//----------------------------------------------------------------------------->
+//Execution
+hello.then(function(message){
+  setTimeout(function(){
+    console.log(message);
+  }, 1000);
+})
+  .then(function(result) {
+    doBadThing(true)
+      .then(function(result) {
+        console.log(result);
+      })
+      .catch(function(err) {
+        console.log(err);
+      });
+  })
+  .then(function(result) {
+    doBadThing(NaN)
+      .then(function(result) {
+        console.log(result);
+      })
+      .catch(function(err) {
+        console.log(err);
+      });
+  })
+  .then(function(result) {
+    Promise.all(nums)
+      .then(function(result) {
+        console.log(result);
+      })
+      .catch(function(err) {
+        console.log(err);
+      });
+  })
+  .then(function(result){
+    delay(1000, 100);
+  });
+
+  console.log('Waiting...');
diff --git a/modules/fsp.js b/modules/fsp.js
new file mode 100644
index 0000000..1370dc2
--- /dev/null
+++ b/modules/fsp.js
@@ -0,0 +1,35 @@
+var fs = require('fs');
+
+var fsp = {
+  readFile: function(path) {
+    var readF = new Promise(function(resolve, reject) {
+      fs.readFile(path, 'utf8', function(err, data) {
+        err ? reject('an error has occured')
+        : resolve(data+'\nread from '+path);
+      });
+    });
+    return readF;
+  },
+
+  writeFile: function(path, write) {
+    var writeF = new Promise(function(resolve, reject) {
+      fs.writeFile(path, write, function(err, data) {
+        err ? reject('an error has occured')
+        : resolve(write+' wrote to '+path);
+      });
+    });
+    return writeF;
+  },
+
+  appendFile: function(path, write) {
+    var appendF = new Promise(function(resolve, reject) {
+      fs.appendFile(path, write, function(err, data) {
+        err ? reject('an error has occured')
+        : resolve(write+' appended to '+path);
+      });
+    });
+    return appendF;
+  }
+};
+
+module.exports = fsp;
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..2190378
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,13 @@
+{
+  "name": "2_building_with_asynch_node",
+  "version": "1.0.0",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "lodash": {
+      "version": "4.17.5",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.5.tgz",
+      "integrity": "sha512-svL3uiZf1RwhH+cWrfZn3A4+U58wbP0tGVTLQPbjplZxZ8ROD9VLuNgsRniTlLe7OlSqR79RUehXgpBW/s0IQw=="
+    }
+  }
+}
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..27c812e
--- /dev/null
+++ b/package.json
@@ -0,0 +1,14 @@
+{
+  "name": "2_building_with_asynch_node",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "lodash": "^4.17.5"
+  }
+}

From c463b05a2a15c8cb07e332c339bdc64714868ff3 Mon Sep 17 00:00:00 2001
From: JFarenci <31667933+JFarenci@users.noreply.github.com>
Date: Mon, 5 Mar 2018 13:24:15 -0600
Subject: [PATCH 2/2] Update README.md

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index c32c34d..cd23370 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # assignment_async_nodejs
-Async Node.js sprint
+
+Jacob Farenci