@formkit/drag-and-drop/vue/index.mjs

Drag and drop package.

// src/vue/index.ts
import { dragAndDrop as initParent, isBrowser, tearDown } from "../index.mjs";
import { onUnmounted, ref } from "vue";

// src/vue/utils.ts
import { watch } from "vue";
function getEl(parent) {
  if (parent instanceof HTMLElement) return parent;
  else if (parent.value instanceof HTMLElement) return parent.value;
  else if ("$el" in parent && parent.$el instanceof HTMLElement)
    return parent.$el;
}
function handleVueElements(elements, cb) {
  if (!Array.isArray(elements)) elements = [elements];
  for (const element of elements) {
    const validEl = getEl(element);
    if (validEl) return cb(validEl);
    const stop = watch(element, (newEl) => {
      if (!newEl) return;
      const validEl2 = getEl(newEl);
      !validEl2 ? console.warn("Invalid parent element", newEl) : cb(validEl2);
      stop();
    });
  }
}

// src/vue/index.ts
var parentValues = /* @__PURE__ */ new WeakMap();
function getValues(parent) {
  const values = parentValues.get(parent);
  if (!values) {
    console.warn("No values found for parent element");
    return [];
  }
  return "value" in values ? values.value : values;
}
function setValues(newValues, parent) {
  const currentValues = parentValues.get(parent);
  if (currentValues && "value" in currentValues)
    currentValues.value = newValues;
  else if (currentValues) parentValues.set(parent, newValues);
}
function dragAndDrop(data) {
  if (!isBrowser) return;
  if (!Array.isArray(data)) data = [data];
  data.forEach((dnd) => {
    const { parent, values, ...rest } = dnd;
    handleVueElements(parent, handleParent(rest, values));
  });
}
function useDragAndDrop(initialValues, options = {}) {
  const parent = ref();
  const values = ref(initialValues);
  function updateConfig(config = {}) {
    dragAndDrop({ parent, values, ...config });
  }
  dragAndDrop({ parent, values, ...options });
  onUnmounted(() => parent.value && tearDown(parent.value));
  return [parent, values, updateConfig];
}
function handleParent(config, values) {
  return (parent) => {
    parentValues.set(parent, values);
    initParent({
      parent,
      getValues,
      setValues,
      config: {
        ...config
      }
    });
  };
}
export {
  dragAndDrop,
  useDragAndDrop
};
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