debian-mirror-gitlab/app/assets/javascripts/blob/create_branch_dropdown.js
2017-08-17 22:00:37 +05:30

88 lines
3.1 KiB
JavaScript

class CreateBranchDropdown {
constructor(el, targetBranchDropdown) {
this.targetBranchDropdown = targetBranchDropdown;
this.el = el;
this.dropdownBack = this.el.closest('.dropdown').querySelector('.dropdown-menu-back');
this.cancelButton = this.el.querySelector('.js-cancel-branch-btn');
this.newBranchField = this.el.querySelector('#new_branch_name');
this.newBranchCreateButton = this.el.querySelector('.js-new-branch-btn');
this.newBranchCreateButton.setAttribute('disabled', '');
this.addBindings();
this.cleanupWrapper = this.cleanup.bind(this);
document.addEventListener('beforeunload', this.cleanupWrapper);
}
cleanup() {
this.cleanBindings();
document.removeEventListener('beforeunload', this.cleanupWrapper);
}
cleanBindings() {
this.newBranchField.removeEventListener('keyup', this.enableBranchCreateButtonWrapper);
this.newBranchField.removeEventListener('change', this.enableBranchCreateButtonWrapper);
this.newBranchField.removeEventListener('keydown', this.handleNewBranchKeydownWrapper);
this.dropdownBack.removeEventListener('click', this.resetFormWrapper);
this.cancelButton.removeEventListener('click', this.handleCancelClickWrapper);
this.newBranchCreateButton.removeEventListener('click', this.createBranchWrapper);
}
addBindings() {
this.enableBranchCreateButtonWrapper = this.enableBranchCreateButton.bind(this);
this.handleNewBranchKeydownWrapper = this.handleNewBranchKeydown.bind(this);
this.resetFormWrapper = this.resetForm.bind(this);
this.handleCancelClickWrapper = this.handleCancelClick.bind(this);
this.createBranchWrapper = this.createBranch.bind(this);
this.newBranchField.addEventListener('keyup', this.enableBranchCreateButtonWrapper);
this.newBranchField.addEventListener('change', this.enableBranchCreateButtonWrapper);
this.newBranchField.addEventListener('keydown', this.handleNewBranchKeydownWrapper);
this.dropdownBack.addEventListener('click', this.resetFormWrapper);
this.cancelButton.addEventListener('click', this.handleCancelClickWrapper);
this.newBranchCreateButton.addEventListener('click', this.createBranchWrapper);
}
handleCancelClick(e) {
e.preventDefault();
e.stopPropagation();
this.resetForm();
this.dropdownBack.click();
}
handleNewBranchKeydown(e) {
const keyCode = e.which;
const ENTER_KEYCODE = 13;
if (keyCode === ENTER_KEYCODE) {
this.createBranch(e);
}
}
enableBranchCreateButton() {
if (this.newBranchField.value !== '') {
this.newBranchCreateButton.removeAttribute('disabled');
} else {
this.newBranchCreateButton.setAttribute('disabled', '');
}
}
resetForm() {
this.newBranchField.value = '';
this.enableBranchCreateButtonWrapper();
}
createBranch(e) {
e.preventDefault();
if (this.newBranchCreateButton.getAttribute('disabled') === '') {
return;
}
const newBranchName = this.newBranchField.value;
this.targetBranchDropdown.setNewBranch(newBranchName);
this.resetForm();
}
}
window.gl = window.gl || {};
gl.CreateBranchDropdown = CreateBranchDropdown;