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/* eslint-disable class-methods-use-this */
const SELECT_ITEM_MSG = 'Select';
class TargetBranchDropDown {
constructor(dropdown) {
this.dropdown = dropdown;
this.$dropdown = $(dropdown);
this.fieldName = this.dropdown.getAttribute('data-field-name');
this.form = this.dropdown.closest('form');
this.createDropdown();
}
static bootstrap() {
const dropdowns = document.querySelectorAll('.js-project-branches-dropdown');
[].forEach.call(dropdowns, dropdown => new TargetBranchDropDown(dropdown));
}
createDropdown() {
const self = this;
this.$dropdown.glDropdown({
selectable: true,
filterable: true,
search: {
fields: ['title'],
},
data: (term, callback) => $.ajax({
url: self.dropdown.getAttribute('data-refs-url'),
data: {
ref: self.dropdown.getAttribute('data-ref'),
show_all: true,
},
dataType: 'json',
}).done(refs => callback(self.dropdownData(refs))),
toggleLabel(item, el) {
if (el.is('.is-active')) {
return item.text;
}
return SELECT_ITEM_MSG;
},
clicked(options) {
options.e.preventDefault();
self.onClick.call(self);
},
fieldName: self.fieldName,
});
return new gl.CreateBranchDropdown(this.form.querySelector('.dropdown-new-branch'), this);
}
onClick() {
this.enableSubmit();
this.$dropdown.trigger('change.branch');
}
enableSubmit() {
const submitBtn = this.form.querySelector('[type="submit"]');
if (this.branchInput && this.branchInput.value) {
submitBtn.removeAttribute('disabled');
} else {
submitBtn.setAttribute('disabled', '');
}
}
dropdownData(refs) {
const branchList = this.dropdownItems(refs);
this.cachedRefs = refs;
this.addDefaultBranch(branchList);
this.addNewBranch(branchList);
return { Branches: branchList };
}
dropdownItems(refs) {
return refs.map(this.dropdownItem);
}
dropdownItem(ref) {
return { id: ref, text: ref, title: ref };
}
addDefaultBranch(branchList) {
// when no branch is selected do nothing
if (!this.branchInput) {
return;
}
const branchInputVal = this.branchInput.value;
const currentBranchIndex = this.searchBranch(branchList, branchInputVal);
if (currentBranchIndex === -1) {
this.unshiftBranch(branchList, this.dropdownItem(branchInputVal));
}
}
addNewBranch(branchList) {
if (this.newBranch) {
this.unshiftBranch(branchList, this.newBranch);
}
}
searchBranch(branchList, branchName) {
return _.findIndex(branchList, el => branchName === el.id);
}
unshiftBranch(branchList, branch) {
const branchIndex = this.searchBranch(branchList, branch.id);
if (branchIndex === -1) {
branchList.unshift(branch);
}
}
setNewBranch(newBranchName) {
this.newBranch = this.dropdownItem(newBranchName);
this.refreshData();
this.selectBranch(this.searchBranch(this.glDropdown.fullData.Branches, newBranchName));
}
refreshData() {
this.glDropdown.fullData = this.dropdownData(this.cachedRefs);
this.clearFilter();
}
clearFilter() {
// apply an empty filter in order to refresh the data
this.glDropdown.filter.filter('');
this.dropdown.closest('.dropdown').querySelector('.dropdown-page-one .dropdown-input-field').value = '';
}
selectBranch(index) {
const branch = this.dropdown.closest('.dropdown').querySelectorAll('li a')[index];
if (!branch.classList.contains('is-active')) {
branch.click();
} else {
this.closeDropdown();
}
}
closeDropdown() {
this.dropdown.closest('.dropdown').querySelector('.dropdown-menu-close').click();
}
get branchInput() {
return this.form.querySelector(`input[name="${this.fieldName}"]`);
}
get glDropdown() {
return this.$dropdown.data('glDropdown');
}
}
window.gl = window.gl || {};
gl.TargetBranchDropDown = TargetBranchDropDown;
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