Replace \t with spaces (#80)

This commit is contained in:
Chenlei Hu
2024-07-02 12:29:17 -04:00
committed by GitHub
parent 38fdd19e5a
commit fc020e08c5
39 changed files with 7503 additions and 7503 deletions

View File

@@ -1,5 +1,5 @@
/*
Original implementation:
Original implementation:
https://github.com/TahaSh/drag-to-reorder
MIT License
@@ -44,243 +44,243 @@ $el("style", {
});
export class DraggableList extends EventTarget {
listContainer;
draggableItem;
pointerStartX;
pointerStartY;
scrollYMax;
itemsGap = 0;
items = [];
itemSelector;
handleClass = "drag-handle";
off = [];
offDrag = [];
listContainer;
draggableItem;
pointerStartX;
pointerStartY;
scrollYMax;
itemsGap = 0;
items = [];
itemSelector;
handleClass = "drag-handle";
off = [];
offDrag = [];
constructor(element, itemSelector) {
constructor(element, itemSelector) {
super();
this.listContainer = element;
this.listContainer = element;
this.itemSelector = itemSelector;
if (!this.listContainer) return;
if (!this.listContainer) return;
this.off.push(this.on(this.listContainer, "mousedown", this.dragStart));
this.off.push(this.on(this.listContainer, "touchstart", this.dragStart));
this.off.push(this.on(document, "mouseup", this.dragEnd));
this.off.push(this.on(document, "touchend", this.dragEnd));
}
this.off.push(this.on(this.listContainer, "mousedown", this.dragStart));
this.off.push(this.on(this.listContainer, "touchstart", this.dragStart));
this.off.push(this.on(document, "mouseup", this.dragEnd));
this.off.push(this.on(document, "touchend", this.dragEnd));
}
getAllItems() {
if (!this.items?.length) {
this.items = Array.from(this.listContainer.querySelectorAll(this.itemSelector));
this.items.forEach((element) => {
element.classList.add("is-idle");
});
}
return this.items;
}
getAllItems() {
if (!this.items?.length) {
this.items = Array.from(this.listContainer.querySelectorAll(this.itemSelector));
this.items.forEach((element) => {
element.classList.add("is-idle");
});
}
return this.items;
}
getIdleItems() {
return this.getAllItems().filter((item) => item.classList.contains("is-idle"));
}
getIdleItems() {
return this.getAllItems().filter((item) => item.classList.contains("is-idle"));
}
isItemAbove(item) {
return item.hasAttribute("data-is-above");
}
isItemAbove(item) {
return item.hasAttribute("data-is-above");
}
isItemToggled(item) {
return item.hasAttribute("data-is-toggled");
}
isItemToggled(item) {
return item.hasAttribute("data-is-toggled");
}
on(source, event, listener, options?) {
listener = listener.bind(this);
source.addEventListener(event, listener, options);
return () => source.removeEventListener(event, listener);
}
on(source, event, listener, options?) {
listener = listener.bind(this);
source.addEventListener(event, listener, options);
return () => source.removeEventListener(event, listener);
}
dragStart(e) {
if (e.target.classList.contains(this.handleClass)) {
this.draggableItem = e.target.closest(this.itemSelector);
}
dragStart(e) {
if (e.target.classList.contains(this.handleClass)) {
this.draggableItem = e.target.closest(this.itemSelector);
}
if (!this.draggableItem) return;
if (!this.draggableItem) return;
this.pointerStartX = e.clientX || e.touches[0].clientX;
this.pointerStartY = e.clientY || e.touches[0].clientY;
this.scrollYMax = this.listContainer.scrollHeight - this.listContainer.clientHeight;
this.pointerStartX = e.clientX || e.touches[0].clientX;
this.pointerStartY = e.clientY || e.touches[0].clientY;
this.scrollYMax = this.listContainer.scrollHeight - this.listContainer.clientHeight;
this.setItemsGap();
this.initDraggableItem();
this.initItemsState();
this.setItemsGap();
this.initDraggableItem();
this.initItemsState();
this.offDrag.push(this.on(document, "mousemove", this.drag));
this.offDrag.push(this.on(document, "touchmove", this.drag, { passive: false }));
this.offDrag.push(this.on(document, "mousemove", this.drag));
this.offDrag.push(this.on(document, "touchmove", this.drag, { passive: false }));
this.dispatchEvent(
new CustomEvent("dragstart", {
detail: { element: this.draggableItem, position: this.getAllItems().indexOf(this.draggableItem) },
})
);
}
this.dispatchEvent(
new CustomEvent("dragstart", {
detail: { element: this.draggableItem, position: this.getAllItems().indexOf(this.draggableItem) },
})
);
}
setItemsGap() {
if (this.getIdleItems().length <= 1) {
this.itemsGap = 0;
return;
}
setItemsGap() {
if (this.getIdleItems().length <= 1) {
this.itemsGap = 0;
return;
}
const item1 = this.getIdleItems()[0];
const item2 = this.getIdleItems()[1];
const item1 = this.getIdleItems()[0];
const item2 = this.getIdleItems()[1];
const item1Rect = item1.getBoundingClientRect();
const item2Rect = item2.getBoundingClientRect();
const item1Rect = item1.getBoundingClientRect();
const item2Rect = item2.getBoundingClientRect();
this.itemsGap = Math.abs(item1Rect.bottom - item2Rect.top);
}
this.itemsGap = Math.abs(item1Rect.bottom - item2Rect.top);
}
initItemsState() {
this.getIdleItems().forEach((item, i) => {
if (this.getAllItems().indexOf(this.draggableItem) > i) {
item.dataset.isAbove = "";
}
});
}
initItemsState() {
this.getIdleItems().forEach((item, i) => {
if (this.getAllItems().indexOf(this.draggableItem) > i) {
item.dataset.isAbove = "";
}
});
}
initDraggableItem() {
this.draggableItem.classList.remove("is-idle");
this.draggableItem.classList.add("is-draggable");
}
initDraggableItem() {
this.draggableItem.classList.remove("is-idle");
this.draggableItem.classList.add("is-draggable");
}
drag(e) {
if (!this.draggableItem) return;
drag(e) {
if (!this.draggableItem) return;
e.preventDefault();
e.preventDefault();
const clientX = e.clientX || e.touches[0].clientX;
const clientY = e.clientY || e.touches[0].clientY;
const clientX = e.clientX || e.touches[0].clientX;
const clientY = e.clientY || e.touches[0].clientY;
const listRect = this.listContainer.getBoundingClientRect();
const listRect = this.listContainer.getBoundingClientRect();
if (clientY > listRect.bottom) {
if (this.listContainer.scrollTop < this.scrollYMax) {
this.listContainer.scrollBy(0, 10);
this.pointerStartY -= 10;
}
} else if (clientY < listRect.top && this.listContainer.scrollTop > 0) {
this.pointerStartY += 10;
this.listContainer.scrollBy(0, -10);
}
if (clientY > listRect.bottom) {
if (this.listContainer.scrollTop < this.scrollYMax) {
this.listContainer.scrollBy(0, 10);
this.pointerStartY -= 10;
}
} else if (clientY < listRect.top && this.listContainer.scrollTop > 0) {
this.pointerStartY += 10;
this.listContainer.scrollBy(0, -10);
}
const pointerOffsetX = clientX - this.pointerStartX;
const pointerOffsetY = clientY - this.pointerStartY;
const pointerOffsetX = clientX - this.pointerStartX;
const pointerOffsetY = clientY - this.pointerStartY;
this.updateIdleItemsStateAndPosition();
this.draggableItem.style.transform = `translate(${pointerOffsetX}px, ${pointerOffsetY}px)`;
}
this.updateIdleItemsStateAndPosition();
this.draggableItem.style.transform = `translate(${pointerOffsetX}px, ${pointerOffsetY}px)`;
}
updateIdleItemsStateAndPosition() {
const draggableItemRect = this.draggableItem.getBoundingClientRect();
const draggableItemY = draggableItemRect.top + draggableItemRect.height / 2;
updateIdleItemsStateAndPosition() {
const draggableItemRect = this.draggableItem.getBoundingClientRect();
const draggableItemY = draggableItemRect.top + draggableItemRect.height / 2;
// Update state
this.getIdleItems().forEach((item) => {
const itemRect = item.getBoundingClientRect();
const itemY = itemRect.top + itemRect.height / 2;
if (this.isItemAbove(item)) {
if (draggableItemY <= itemY) {
item.dataset.isToggled = "";
} else {
delete item.dataset.isToggled;
}
} else {
if (draggableItemY >= itemY) {
item.dataset.isToggled = "";
} else {
delete item.dataset.isToggled;
}
}
});
// Update state
this.getIdleItems().forEach((item) => {
const itemRect = item.getBoundingClientRect();
const itemY = itemRect.top + itemRect.height / 2;
if (this.isItemAbove(item)) {
if (draggableItemY <= itemY) {
item.dataset.isToggled = "";
} else {
delete item.dataset.isToggled;
}
} else {
if (draggableItemY >= itemY) {
item.dataset.isToggled = "";
} else {
delete item.dataset.isToggled;
}
}
});
// Update position
this.getIdleItems().forEach((item) => {
if (this.isItemToggled(item)) {
const direction = this.isItemAbove(item) ? 1 : -1;
item.style.transform = `translateY(${direction * (draggableItemRect.height + this.itemsGap)}px)`;
} else {
item.style.transform = "";
}
});
}
// Update position
this.getIdleItems().forEach((item) => {
if (this.isItemToggled(item)) {
const direction = this.isItemAbove(item) ? 1 : -1;
item.style.transform = `translateY(${direction * (draggableItemRect.height + this.itemsGap)}px)`;
} else {
item.style.transform = "";
}
});
}
dragEnd() {
if (!this.draggableItem) return;
dragEnd() {
if (!this.draggableItem) return;
this.applyNewItemsOrder();
this.cleanup();
}
this.applyNewItemsOrder();
this.cleanup();
}
applyNewItemsOrder() {
const reorderedItems = [];
applyNewItemsOrder() {
const reorderedItems = [];
let oldPosition = -1;
this.getAllItems().forEach((item, index) => {
if (item === this.draggableItem) {
oldPosition = index;
return;
}
if (!this.isItemToggled(item)) {
reorderedItems[index] = item;
return;
}
const newIndex = this.isItemAbove(item) ? index + 1 : index - 1;
reorderedItems[newIndex] = item;
});
let oldPosition = -1;
this.getAllItems().forEach((item, index) => {
if (item === this.draggableItem) {
oldPosition = index;
return;
}
if (!this.isItemToggled(item)) {
reorderedItems[index] = item;
return;
}
const newIndex = this.isItemAbove(item) ? index + 1 : index - 1;
reorderedItems[newIndex] = item;
});
for (let index = 0; index < this.getAllItems().length; index++) {
const item = reorderedItems[index];
if (typeof item === "undefined") {
reorderedItems[index] = this.draggableItem;
}
}
for (let index = 0; index < this.getAllItems().length; index++) {
const item = reorderedItems[index];
if (typeof item === "undefined") {
reorderedItems[index] = this.draggableItem;
}
}
reorderedItems.forEach((item) => {
this.listContainer.appendChild(item);
});
reorderedItems.forEach((item) => {
this.listContainer.appendChild(item);
});
this.items = reorderedItems;
this.items = reorderedItems;
this.dispatchEvent(
new CustomEvent("dragend", {
detail: { element: this.draggableItem, oldPosition, newPosition: reorderedItems.indexOf(this.draggableItem) },
})
);
}
this.dispatchEvent(
new CustomEvent("dragend", {
detail: { element: this.draggableItem, oldPosition, newPosition: reorderedItems.indexOf(this.draggableItem) },
})
);
}
cleanup() {
this.itemsGap = 0;
this.items = [];
this.unsetDraggableItem();
this.unsetItemState();
cleanup() {
this.itemsGap = 0;
this.items = [];
this.unsetDraggableItem();
this.unsetItemState();
this.offDrag.forEach((f) => f());
this.offDrag = [];
}
this.offDrag.forEach((f) => f());
this.offDrag = [];
}
unsetDraggableItem() {
this.draggableItem.style = null;
this.draggableItem.classList.remove("is-draggable");
this.draggableItem.classList.add("is-idle");
this.draggableItem = null;
}
unsetDraggableItem() {
this.draggableItem.style = null;
this.draggableItem.classList.remove("is-draggable");
this.draggableItem.classList.add("is-idle");
this.draggableItem = null;
}
unsetItemState() {
this.getIdleItems().forEach((item, i) => {
delete item.dataset.isAbove;
delete item.dataset.isToggled;
item.style.transform = "";
});
}
unsetItemState() {
this.getIdleItems().forEach((item, i) => {
delete item.dataset.isAbove;
delete item.dataset.isToggled;
item.style.transform = "";
});
}
dispose() {
this.off.forEach((f) => f());
}
dispose() {
this.off.forEach((f) => f());
}
}