From af35c1e72864ce2772fea1d918e72021e900ad5f Mon Sep 17 00:00:00 2001
From: Markowiecky <markowiecki.z@gmail.com>
Date: Wed, 31 Jan 2018 21:23:06 +0100
Subject: [PATCH] =?UTF-8?q?Uzupe=C5=82nione=20zadania=20Day=20-=202?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/data/zadanie01/sum.txt |  1 +
 app/fileList.js            | 12 ++++++++++++
 app/fs.js                  | 16 ++++++++++++++++
 app/read.js                |  9 +++++++++
 app/test.txt               |  1 +
 app/write.js               |  9 +++++++++
 app/zadanie01.js           | 18 +++++++++++++++++-
 app/zadanie02.js           | 18 +++++++++++++++++-
 app/zadanieDnia.js         | 17 ++++++++++++++++-
 9 files changed, 98 insertions(+), 3 deletions(-)
 create mode 100644 app/fileList.js
 create mode 100644 app/fs.js
 create mode 100644 app/read.js
 create mode 100644 app/test.txt
 create mode 100644 app/write.js

diff --git a/app/data/zadanie01/sum.txt b/app/data/zadanie01/sum.txt
index e69de29..615088b 100644
--- a/app/data/zadanie01/sum.txt
+++ b/app/data/zadanie01/sum.txt
@@ -0,0 +1 @@
+108
\ No newline at end of file
diff --git a/app/fileList.js b/app/fileList.js
new file mode 100644
index 0000000..8ef538e
--- /dev/null
+++ b/app/fileList.js
@@ -0,0 +1,12 @@
+const fs = require('fs');
+
+fs.readdir('./', (err, files) => {
+  if(err===null){
+    console.log('Lista plików:');
+    files.forEach(file => {
+      console.log('- ' + file);
+    })
+  } else{
+    console.log('Wystąpił błąd!', err)
+  }
+})
diff --git a/app/fs.js b/app/fs.js
new file mode 100644
index 0000000..28cd391
--- /dev/null
+++ b/app/fs.js
@@ -0,0 +1,16 @@
+const fs = require('fs');
+
+fs.writeFile('./test.txt', "Hello, World!", err => {
+  if(err === null){
+
+    fs.readFile('./test.txt', 'utf8', (err,data) => {
+      if(err === null){
+        console.log('Poprawnie zapisano i oczytano plik!', data);
+      } else{
+        console.log('Wystąpił błąd z odczytem!', err);
+      }
+    })
+  } else{
+    console.log('Wystąpił błąd z zapisem!', err);
+  }
+});
diff --git a/app/read.js b/app/read.js
new file mode 100644
index 0000000..70c613a
--- /dev/null
+++ b/app/read.js
@@ -0,0 +1,9 @@
+const fs = require('fs');
+
+fs.readFile('./test.txt', 'utf8',(err,data) => {
+  if(err === null){
+    console.log('Sukces!', data);
+  } else{
+    console.log('Wystąpił błąd!', err)
+  }
+})
diff --git a/app/test.txt b/app/test.txt
new file mode 100644
index 0000000..b45ef6f
--- /dev/null
+++ b/app/test.txt
@@ -0,0 +1 @@
+Hello, World!
\ No newline at end of file
diff --git a/app/write.js b/app/write.js
new file mode 100644
index 0000000..c3e9b96
--- /dev/null
+++ b/app/write.js
@@ -0,0 +1,9 @@
+const fs = require('fs');
+
+fs.writeFile('./test.txt', 'Yoł, yoł', err => {
+  if(err === null){
+    console.log('Zapisano poprawnie!');
+  } else{
+    console.log('Wystąpił błąd z zapisem!', err);
+  }
+});
diff --git a/app/zadanie01.js b/app/zadanie01.js
index 8c20173..0a7a586 100644
--- a/app/zadanie01.js
+++ b/app/zadanie01.js
@@ -1 +1,17 @@
-//Twój kod
\ No newline at end of file
+const fs = require('fs');
+
+fs.readFile('./data/zadanie01/input.json', 'utf8',(err,data) => {
+  if(err===null){
+    let sum = 0;
+    JSON.parse(data).forEach(i => {sum += i;});
+    fs.writeFile('./data/zadanie01/sum.txt', sum, err => {
+      if(err===null){
+        console.log('Sukces');
+      } else{
+        console.log('Wystąpił błąd zapisu!', err)
+      }
+    });
+  } else{
+    console.log('Wystąpił błąd odczytu',err);
+  }
+});
diff --git a/app/zadanie02.js b/app/zadanie02.js
index 8c20173..9ab3824 100644
--- a/app/zadanie02.js
+++ b/app/zadanie02.js
@@ -1 +1,17 @@
-//Twój kod
\ No newline at end of file
+const fs = require('fs');
+
+fs.readdir('./data/zadanie02', (err,files) =>{
+  if(err === null){
+    files.forEach(file => {
+      fs.readFile('./data/zadanie02/'+file, 'utf8',(err, data) => {
+        if(err===null){
+          console.log(data);
+        } else{
+          console.log('Wystąpił błąd odczytu pliku!')
+        }
+      })
+    })
+  } else{
+    console.log('Wystąpił błąd odczytu folderu!', err);
+  }
+})
diff --git a/app/zadanieDnia.js b/app/zadanieDnia.js
index 8c20173..011a31d 100644
--- a/app/zadanieDnia.js
+++ b/app/zadanieDnia.js
@@ -1 +1,16 @@
-//Twój kod
\ No newline at end of file
+const fs = require('fs');
+
+process.argv.forEach((val, index) => {
+  if(index>1){
+
+    fs.readFile(val, 'utf8', (err, data) => {
+      if(err===null){
+        var traFka = data.split('').map((letter,index) =>
+          index%2 == 0? letter.toUpperCase(): letter.toLowerCase()).join('');
+        console.log(traFka);
+      } else{
+        console.log('Wystąpił błąd z odczytem', err);
+      }
+    });
+  }
+});