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script.js
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script.js
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class TaskList {
constructor() {
// set element in property
this.inputTask = document.querySelector("#task_input");
this.unorderList = document.querySelector("#task_parent ul");
this.searchIcon = document.querySelector(".search-icon");
this.searchInput = document.querySelector("#search_box input");
this.closeSearchIcon = document.querySelector("#search_box svg");
this.removeAllTask = document.querySelector(".removeAllTask");
this.emptyMSG = document.querySelector(".task-empty");
// set event action
this.inputTask.focus();
this.inputTask.addEventListener("keyup", (e) => {
let inputVal = e.target.value;
if (e.keyCode === 13 && inputVal.trim() !== "") {
// call method create task item
this.unorderList.append(this.render(inputVal));
// call method add task to localStorage
this.addTaskToLocalStorage(inputVal);
// reset and focus input task
this.inputTask.value = "";
this.inputTask.focus();
// show removeAllTask and searchIcon button
this.removeAllTask.classList.remove("tr-0");
this.emptyMSG.classList.add("hide");
this.searchIcon.classList.remove("tr-0");
}
});
this.searchIcon.addEventListener("click", this.showSearchBox);
this.searchInput.addEventListener("keyup", this.searchTask);
this.closeSearchIcon.addEventListener("click", this.closeSearch);
this.removeAllTask.addEventListener("click", this.deleteAllTasks);
this.loadPreviousTasks();
this.checkEmpty();
}
render(value) {
const li = document.createElement("li");
const btn = document.createElement("button");
li.innerText = value;
li.classList.add("o0");
setTimeout(() => {
li.classList.remove("o0");
}, 10);
btn.innerHTML = "×";
// call remove task in HTML and remove form localStorage methods
btn.addEventListener("click", this.removeTask);
btn.addEventListener("click", this.removeTaskFromLocalStorage);
// btn.addEventListener("click", this.checkEmptyTask);
li.append(btn);
return li;
}
removeTask = e => {
const currentTask = e.target.parentElement;
currentTask.classList.add("o0");
setTimeout(() => {
currentTask.remove();
this.checkEmpty();
}, 350);
}
deleteAllTasks() {
const tasks = document.querySelectorAll("#task_parent ul li");
const emptyMSG = document.querySelector(".task-empty");
const si = document.querySelector(".search-icon");
tasks.forEach((a) => {
a.classList.add("o0");
setTimeout(() => {
a.remove();
emptyMSG.classList.remove("hide");
this.classList.add("tr-0");
si.classList.add("tr-0");
}, 200);
});
// alse remove all task in localStorage
localStorage.removeItem('task');
}
showSearchBox() {
const sb = document.querySelector("#search_box");
const si = document.querySelector("#search_box input");
this.classList.add("o0");
sb.classList.remove("hide");
setTimeout(() => {
this.classList.add("hide");
sb.classList.remove("o0");
si.focus();
}, 200);
}
searchTask(e) {
const Tasks = Array.from(document.querySelectorAll("#task_parent ul li"));
Tasks.forEach((a) => a.classList.remove("hide"));
const value = e.target.value;
if (value.trim() !== "")
Tasks.forEach((a) => {
const resultSearch = a.innerText.indexOf(value);
if (resultSearch === -1 || resultSearch !== 0) a.classList.add("hide");
});
}
checkEmpty() {
const removeAllTask = document.querySelector(".removeAllTask");
const si = document.querySelector(".search-icon");
const emptyMSG = document.querySelector(".task-empty");
const countList = document.querySelectorAll("#task_parent ul li").length;
if (countList === 0) {
removeAllTask.classList.add("tr-0");
emptyMSG.classList.remove("hide");
si.classList.add("tr-0");
}
else if (countList > 0) {
removeAllTask.classList.remove("tr-0");
emptyMSG.classList.add("hide");
si.classList.remove("tr-0");
}
}
closeSearch() {
const sb = document.querySelector("#search_box");
const si = document.querySelector("#search_box input");
const sc = document.querySelector(".search-icon");
const task = document.querySelectorAll("#task_parent ul li");
sb.classList.add("o0");
si.value = "";
sc.classList.remove("hide");
task.forEach((a) => a.classList.remove("hide"));
setTimeout(() => {
sb.classList.add("hide");
sc.classList.remove("o0");
}, 200);
}
// localStorage methods
getTaskLocalStorage() {
const getLsValue = localStorage.getItem("task");
return getLsValue == null ? [] : JSON.parse(getLsValue);
}
addTaskToLocalStorage(itemValue) {
// get localStorage value and add new task to that
const newTask = this.getTaskLocalStorage();
newTask.push(itemValue);
// convert new Task and add to localstorage
localStorage.setItem("task", JSON.stringify(newTask));
}
removeTaskFromLocalStorage = e => {
// get parent this removeBtn clicked and remove X from textContent
let taskValue = e.target.parentElement.textContent;
taskValue = taskValue.substr(taskValue, taskValue.length - 1);
// get localStorage items without remove item clicked
const newTask = this.getTaskLocalStorage()
.filter(items => items != taskValue);
console.log(newTask);
//set locslStorage item with newTask
localStorage.setItem('task', JSON.stringify(newTask));
}
loadPreviousTasks() {
this.getTaskLocalStorage().forEach(item => {
// call create item task method and append the unorderList
this.unorderList.append(this.render(item));
})
}
}
new TaskList();