Голубев Илья Дмитриевич 5/10

index.js

@@ -12,14 +12,75 @@ function getFiles() {
 }
 
 function processCommand(command) {
+    [command, arg] = command.split(" ");
     switch (command) {
         case 'exit':
             process.exit(0);
             break;
+
+        case 'show':            
+            console.log(showTodo());
+            break;
+
+        case 'important':
+            showImportantTodo();
+            break;
+
+        case 'user':
+            console.log(showUserTodo(arg));
+            break;
+
+        case 'sort':
+            sortByArg(arg);
+            break;
+
         default:
             console.log('wrong command');
             break;
     }
 }
 
+let arrayOfTodo = files.map((i) => i.match(/\/\/ TODO .*/g)).flat(Infinity);
+
+function showTodo(){
+    let result = arrayOfTodo.map(a => a.slice(a.indexOf("/") + 8));
+    return result;
+}
+
+let showImportantTodo = () => { arrayOfTodo.filter((i) => i.includes('!')).forEach((el) => console.log (el)) }
+
+let showUserTodo = (user) => { return splitTodo().filter(el => el[0].toLowerCase() === user.toLowerCase()) }
+
+let splitTodo = () => { return showTodo().map(el => el.split("; ")); } 
+
+function sortByArg(arg){
+    let resOfTodo = showTodo();
+    let unnamedUsers = splitTodo().filter(el => el.length === 1);
+    let authorisedUsers = splitTodo().filter(el => el.length === 3);
+
+    switch (arg){
+        case "importance":
+            resOfTodo.sort((a,b) => b.split("!").length - a.split("!").length);
+            console.log(resOfTodo);
+            break;
+
+        case "user":
+            let usernames = [...new Set(authorisedUsers.map(str => str[0].toLowerCase()))];
+            let result = usernames.map(a => showUserTodo(a));
+            result = result.concat(unnamedUsers);
+            console.log(result);
+            break;
+
+        case "date":
+            let res = authorisedUsers.sort((a,b) => new Date(b[1]) - new Date(a[1]));
+            res = res.concat(unnamedUsers);
+            console.log(res);
+            break;
+
+        default:
+            console.log("wrong command");
+            break;
+    }
+}
+
 // TODO you can do it!