todo-statistic Божков К.С.

index.js

@@ -1,25 +1,136 @@
 const {getAllFilePathsWithExtension, readFile} = require('./fileSystem');
 const {readLine} = require('./console');
-
 const files = getFiles();
-
 console.log('Please, write your command!');
 readLine(processCommand);
-
 function getFiles() {
     const filePaths = getAllFilePathsWithExtension(process.cwd(), 'js');
     return filePaths.map(path => readFile(path));
 }
 
 function processCommand(command) {
-    switch (command) {
+    let commands = command.split(" ");
+    switch (commands[0]) {
         case 'exit':
             process.exit(0);
             break;
+        case 'show':
+            console.log(toShow());
+            break;
+        case 'important':
+            console.log(getImportant());
+            break;
+        case 'user':
+            console.log(getComments(commands[1]));
+            break;
+        case 'sort':
+            switch (commands[1]){
+                case 'importance':
+                    console.log(sortImp());
+                    break;
+                case 'user':
+                    console.log(sortUser());
+                    break;
+                case 'date':
+                    console.log(sortDate());
+                    break;
+            }
+            break;
         default:
             console.log('wrong command');
             break;
     }
 }
 
+function toShow() {
+    let result = [];
+    let index;
+    for(let file of files) {
+        let arr = file.split('\r\n'); 
+        for(let str of arr) {
+            if(str.includes('// TODO') && !str.includes('\'// TODO')) {
+                index = str.indexOf('// TODO');
+                result.push(str.slice(index));
+            }
+        }
+    }
+    return result;
+}
+
+function getImportant(){
+    let allTODO = toShow();
+    let result = [];
+    for(let str of allTODO) {
+        if(str.includes('!')) result.push(str);
+    }
+    return result;
+}
+
+function getComments(username) {
+    let allTODO = toShow();
+    let result = [];
+    for(let str of allTODO){
+        let arr = str.split(';');
+        let name = arr[0].slice(8);
+        let comment = arr[2];
+        if(name.toLowerCase() === username.toLowerCase())
+            result.push(comment);
+    }
+    return result;
+}
+
+function sortImp() {
+    let allTODO = toShow();
+    return allTODO.sort(compareImp);
+}
+
+function sortUser() {
+    let newAllTODO = toShow().sort().sort(compareUser);
+    return newAllTODO;
+}
+
+function sortDate() {
+    let allTODO = toShow();
+    return allTODO.sort(compareDate);
+}
+
+function compareImp(a, b) {
+    return b.split('!').length - a.split('!').length; //если меньше 0, то a будет первее, если больше 0, то b будет первее
+}
+
+function compareUser(a, b) {
+    let arrA = a.split(';');
+    let arrB = b.split(';');
+    if(arrA.length !== 1 && arrB.length !== 1)
+    {
+        let nameA = arrA[0].slice(8).toLowerCase();
+        let nameB = arrB[0].slice(8).toLowerCase();
+        if(nameA > nameB) return 1;
+        if(nameA < nameB) return -1;
+        if(nameA === nameB) return 0;
+    }
+    else if(arrA.length !== 1 && arrB.length === 1) return -1;
+
+    else if(arrA.length === 1 && arrB.length !== 1) return 1;
+
+    else return 0;
+}
+
+function compareDate(a, b) {
+    let arrA = a.split(';');
+    let arrB = b.split(';');
+    if(arrA.length !== 1 && arrB.length !== 1) {
+        let dateA = arrA[1].split('-').join('');
+        let dateB = arrB[1].split('-').join('');
+        if(+dateA > +dateB) return -1;
+        else if(+dateA < +dateB) return 1;
+        else return 0;
+    }
+    else if(arrA.length !== 1 && arrB.length === 1) return -1;
+
+    else if(arrA.length === 1 && arrB.length !== 1) return 1;
+
+    else return 0;
+}
+
 // TODO you can do it!