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import * as throws from './throws';
/**
* ID から要素取得を強制。
*
* @param elementId
* @param elementType
* @returns
* @throws {throws.NotFoundDomSelectorError} セレクタから要素が見つからない
* @throws {throws.ElementTypeError} 要素に指定された型が合わない
*/
export function requireElementById<THtmlElement extends HTMLElement>(elementId: string, elementType?: types.Constructor<THtmlElement>): THtmlElement {
const result = document.getElementById(elementId);
if (!result) {
throw new throws.NotFoundDomSelectorError(elementId);
}
if (elementType) {
if (!types.instanceOf(result, elementType)) {
throw new throws.ElementTypeError(`${result.constructor.name} != ${elementType.prototype.constructor.name}`);
}
}
return result as THtmlElement;
}
/**
* セレクタから要素取得を強制。
*
* @param element
* @param selectors
* @returns
*/
export function requireSelector<K extends keyof HTMLElementTagNameMap>(element: ParentNode, selectors: K): HTMLElementTagNameMap[K];
export function requireSelector<K extends keyof HTMLElementTagNameMap>(selectors: K): HTMLElementTagNameMap[K];
export function requireSelector<K extends keyof SVGElementTagNameMap>(element: ParentNode, selectors: K): SVGElementTagNameMap[K];
export function requireSelector<K extends keyof SVGElementTagNameMap>(selectors: K): SVGElementTagNameMap[K];
export function requireSelector<TElement extends Element = Element>(selectors: string, elementType?: types.Constructor<TElement>): TElement;
export function requireSelector<TElement extends Element = Element>(element: ParentNode, selectors: string, elementType?: types.Constructor<TElement>): TElement;
export function requireSelector<TElement extends Element = Element>(element: ParentNode | string | null, selectors?: string | types.Constructor<TElement>, elementType?: types.Constructor<TElement>): TElement {
if (types.isString(element)) {
if (selectors) {
Iif (types.isString(selectors)) {
throw new throws.MismatchArgumentError('selectors');
} else {
elementType = selectors;
}
}
selectors = element;
element = null;
} else {
Iif (types.isUndefined(selectors)) {
throw new throws.MismatchArgumentError('selectors');
} else Iif (!types.isString(selectors)) {
throw new throws.MismatchArgumentError('selectors');
}
}
const result = (element ?? document).querySelector(selectors);
if (!result) {
throw new throws.NotFoundDomSelectorError(selectors);
}
if (elementType) {
if (!types.instanceOf(result, elementType)) {
throw new throws.ElementTypeError(`${result.constructor.name} != ${elementType.prototype.constructor.name}`);
}
}
return result as TElement;
}
/**
* セレクタに一致する要素リストの取得を強制。
* @param element
* @param selectors
*/
export function requireSelectorAll<K extends keyof HTMLElementTagNameMap>(element: ParentNode, selectors: K): NodeListOf<HTMLElementTagNameMap[K]>;
export function requireSelectorAll<K extends keyof HTMLElementTagNameMap>(selectors: K): NodeListOf<HTMLElementTagNameMap[K]>;
export function requireSelectorAll<K extends keyof SVGElementTagNameMap>(element: ParentNode, selectors: K): NodeListOf<SVGElementTagNameMap[K]>;
export function requireSelectorAll<K extends keyof SVGElementTagNameMap>(selectors: K): NodeListOf<SVGElementTagNameMap[K]>;
export function requireSelectorAll<TElement extends Element = Element>(selectors: string, elementType?: types.Constructor<TElement>): NodeListOf<TElement>;
export function requireSelectorAll<TElement extends Element = Element>(element: ParentNode, selectors: string, elementType?: types.Constructor<TElement>): NodeListOf<TElement>;
export function requireSelectorAll<TElement extends Element = Element>(element: ParentNode | string | null, selectors?: string | types.Constructor<TElement>, elementType?: types.Constructor<TElement>): NodeListOf<TElement> {
if (types.isString(element)) {
if (selectors) {
Iif (types.isString(selectors)) {
throw new throws.MismatchArgumentError('selectors');
} else {
elementType = selectors;
}
}
selectors = element;
element = null;
} else {
Iif (types.isUndefined(selectors)) {
throw new throws.MismatchArgumentError('selectors');
} else Iif (!types.isString(selectors)) {
throw new throws.MismatchArgumentError('selectors');
}
}
const result = (element ?? document).querySelectorAll<TElement>(selectors);
Iif (!result) {
throw new throws.NotFoundDomSelectorError(selectors);
}
if (elementType) {
for (const elm of result) {
if (!types.instanceOf(elm, elementType)) {
throw new throws.ElementTypeError(`elm ${elm} != ${elementType.prototype.constructor.name}`);
}
}
}
return result;
}
/**
* セレクタから先祖要素を取得。
*
* @param selectors
* @param element
* @returns
*/
export function requireClosest<K extends keyof HTMLElementTagNameMap>(element: Element, selectors: K): HTMLElementTagNameMap[K];
export function requireClosest<K extends keyof SVGElementTagNameMap>(element: Element, selectors: K): SVGElementTagNameMap[K];
export function requireClosest<E extends Element = Element>(element: Element, selectors: string, elementType?: types.Constructor<E>): E;
export function requireClosest<TElement extends Element = Element>(element: Element, selectors: string, elementType?: types.Constructor<TElement>): Element {
const result = element.closest(selectors);
if (!result) {
throw new throws.NotFoundDomSelectorError(selectors);
}
if (elementType) {
if (!types.instanceOf(result, elementType)) {
throw new throws.ElementTypeError(`${result.constructor.name} != ${elementType.prototype.constructor.name}`);
}
}
return result;
}
/**
* 対象要素から所属する `Form` 要素を取得する。
* @param element `Form` に所属する要素。
* @returns
*/
export function getParentForm(element: Element): HTMLFormElement {
return requireClosest(element, 'form');
}
/**
* テンプレートを実体化。
* @param selectors
*/
export function cloneTemplate(selectors: string): DocumentFragment;
export function cloneTemplate(element: HTMLTemplateElement): DocumentFragment;
export function cloneTemplate(input: string | HTMLTemplateElement): DocumentFragment {
if (typeof input === 'string') {
const element = requireSelector(input, HTMLTemplateElement);
input = element;
}
const result = input.content.cloneNode(true);
return result as DocumentFragment;
}
/**
* 要素生成処理の構築。
*
* @param tagName
* @param options
*/
export function createFactory<K extends keyof HTMLElementTagNameMap>(tagName: K, options?: ElementCreationOptions): TagFactory<HTMLElementTagNameMap[K]>;
/** @deprecated */
export function createFactory<K extends keyof HTMLElementDeprecatedTagNameMap>(tagName: K, options?: ElementCreationOptions): TagFactory<HTMLElementDeprecatedTagNameMap[K]>;
export function createFactory<THTMLElement extends HTMLElement>(tagName: string, options?: ElementCreationOptions): TagFactory<THTMLElement>;
export function createFactory(tagName: string, options?: ElementCreationOptions): TagFactory<HTMLElement> {
const element = document.createElement(tagName, options);
return new TagFactory(element);
}
/**
* 要素の追加位置。
*/
export const enum AttachPosition {
/** 最後。 */
Last,
/** 最初。 */
First,
/** 直前。 */
Previous,
/** 直後。 */
Next,
}
/**
* 指定した要素から見た特定の位置に要素をくっつける
* @param parent 指定要素。
* @param position 位置。
* @param factory 追加する要素。
*/
export function attach(parent: Element, position: AttachPosition, factory: NodeFactory): Node;
export function attach<TElement extends Element = Element>(parent: Element, position: AttachPosition, factory: TagFactory<TElement>): TElement;
export function attach(parent: Element, position: AttachPosition, node: Node): Node;
export function attach(parent: Element, position: AttachPosition, node: Node | NodeFactory): Node {
if (isNodeFactory(node)) {
node = node.element;
}
switch (position) {
case AttachPosition.Last:
return parent.appendChild(node);
case AttachPosition.First:
return parent.insertBefore(node, parent.firstChild);
case AttachPosition.Previous:
Iif (!parent.parentNode) {
throw new TypeError('parent.parentNode');
}
return parent.parentNode.insertBefore(node, parent);
case AttachPosition.Next:
Iif (!parent.parentNode) {
throw new TypeError('parent.parentNode');
}
return parent.parentNode.insertBefore(node, parent.nextSibling);
default:
throw new throws.NotImplementedError();
}
}
function isNodeFactory(arg: unknown): arg is NodeFactory {
return types.hasObject(arg, 'element');
}
/**
* ノード生成処理。
*/
export interface NodeFactory {
//#region property
readonly element: Node;
//#endregion
}
/**
* テキストノード生成処理。
*/
export class TextFactory implements NodeFactory {
constructor(public readonly element: Text) {
}
}
/**
* 要素生成処理。
*/
export class TagFactory<TElement extends Element> implements NodeFactory {
constructor(public readonly element: TElement) {
}
public createTag<K extends keyof HTMLElementTagNameMap>(tagName: K, options?: ElementCreationOptions): TagFactory<HTMLElementTagNameMap[K]>;
/** @deprecated */
public createTag<K extends keyof HTMLElementDeprecatedTagNameMap>(tagName: K, options?: ElementCreationOptions): TagFactory<HTMLElementDeprecatedTagNameMap[K]>;
public createTag<THTMLElement extends HTMLElement>(tagName: string, options?: ElementCreationOptions): TagFactory<THTMLElement>;
public createTag(tagName: string, options?: ElementCreationOptions): TagFactory<HTMLElement> {
const createdElement = document.createElement(tagName, options);
this.element.appendChild(createdElement);
const nodeFactory = new TagFactory(createdElement);
return nodeFactory;
}
public createText(text: string): TextFactory {
const createdNode = document.createTextNode(text);
this.element.appendChild(createdNode);
const nodeFactory = new TextFactory(createdNode);
return nodeFactory;
}
}
/**
* カスタムデータ属性のケバブ名を dataset アクセス可能な名前に変更
* @param kebab データ属性名。
* @param removeDataAttributeBegin 先頭の `data-`* を破棄するか。
*/
export function toCustomKey(kebab: string, removeDataAttributeBegin: boolean = true): string {
const dataHead = 'data-';
if (removeDataAttributeBegin && kebab.startsWith(dataHead)) {
kebab = kebab.substring(dataHead.length);
}
return kebab
.split('-')
.map((item, index) => index
? item.charAt(0).toUpperCase() + item.slice(1).toLowerCase()
: item.toLowerCase()
)
.join('')
;
}
/**
* データ属性から値を取得。
*
* @param element 要素。
* @param dataKey データ属性名。
* @param removeDataAttributeBegin 先頭の `data-` を破棄するか。
* @returns
*/
export function getDataset(element: HTMLOrSVGElement, dataKey: string, removeDataAttributeBegin: boolean = true): string {
const key = toCustomKey(dataKey, removeDataAttributeBegin);
const value = element.dataset[key];
if (types.isUndefined(value)) {
throw new Error(`${element}.${key}`);
}
return value;
}
/**
* データ属性から値を取得。
*
* @param element 要素。
* @param dataKey データ属性名。
* @param fallback 取得失敗時の返却値。
* @param removeDataAttributeBegin 先頭の `data-`* を破棄するか。
* @returns
*/
export function getDatasetOr(element: HTMLOrSVGElement, dataKey: string, fallback: string, removeDataAttributeBegin: boolean = true): string {
const key = toCustomKey(dataKey, removeDataAttributeBegin);
const value = element.dataset[key];
if (types.isUndefined(value)) {
return fallback;
}
return value;
}
type HtmlTagName = Uppercase<keyof HTMLElementTagNameMap | keyof HTMLElementDeprecatedTagNameMap | keyof SVGElementTagNameMap> | Lowercase<keyof HTMLElementTagNameMap | keyof HTMLElementDeprecatedTagNameMap | keyof SVGElementTagNameMap>;
/**
* 要素のタグ名の一致判定。
*
* @param element 対象要素
* @param value タグ名
* @returns
*/
export function equalTagName(element: Element, value: HtmlTagName): boolean;
export function equalTagName(element: Element, value: string): boolean;
export function equalTagName(element: Element, value: Element): boolean
export function equalTagName(element: Element, value: string | Element): boolean {
if (!types.isString(value)) {
value = value.tagName;
}
if (element.tagName === value) {
return true;
}
return element.tagName.toUpperCase() === value.toUpperCase();
}
/**
* 指定要素を兄弟間で上下させる。
* @param current 対象要素。
* @param isUp 上に移動させるか(偽の場合下に移動)。
*/
export function moveElement(current: HTMLElement, isUp: boolean): void {
const refElement = isUp
? current.previousElementSibling
: current.nextElementSibling
;
Iif (refElement) {
const newItem = isUp ? current : refElement;
const oldItem = isUp ? refElement : current;
current.parentElement!.insertBefore(newItem, oldItem);
}
}
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