wiki/node_modules/element-plus/lib/components/message-box/src/messageBox.js

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var vue = require('vue');
var index = require('./index.js');
var core = require('@vueuse/core');
var shared = require('@vue/shared');
var types = require('../../../utils/types.js');
var error = require('../../../utils/error.js');

const messageInstance = /* @__PURE__ */ new Map();
const getAppendToElement = (props) => {
  let appendTo = document.body;
  if (props.appendTo) {
    if (shared.isString(props.appendTo)) {
      appendTo = document.querySelector(props.appendTo);
    }
    if (types.isElement(props.appendTo)) {
      appendTo = props.appendTo;
    }
    if (!types.isElement(appendTo)) {
      error.debugWarn("ElMessageBox", "the appendTo option is not an HTMLElement. Falling back to document.body.");
      appendTo = document.body;
    }
  }
  return appendTo;
};
const initInstance = (props, container, appContext = null) => {
  const vnode = vue.createVNode(index["default"], props, shared.isFunction(props.message) || vue.isVNode(props.message) ? {
    default: shared.isFunction(props.message) ? props.message : () => props.message
  } : null);
  vnode.appContext = appContext;
  vue.render(vnode, container);
  getAppendToElement(props).appendChild(container.firstElementChild);
  return vnode.component;
};
const genContainer = () => {
  return document.createElement("div");
};
const showMessage = (options, appContext) => {
  const container = genContainer();
  options.onVanish = () => {
    vue.render(null, container);
    messageInstance.delete(vm);
  };
  options.onAction = (action) => {
    const currentMsg = messageInstance.get(vm);
    let resolve;
    if (options.showInput) {
      resolve = { value: vm.inputValue, action };
    } else {
      resolve = action;
    }
    if (options.callback) {
      options.callback(resolve, instance.proxy);
    } else {
      if (action === "cancel" || action === "close") {
        if (options.distinguishCancelAndClose && action !== "cancel") {
          currentMsg.reject("close");
        } else {
          currentMsg.reject("cancel");
        }
      } else {
        currentMsg.resolve(resolve);
      }
    }
  };
  const instance = initInstance(options, container, appContext);
  const vm = instance.proxy;
  for (const prop in options) {
    if (shared.hasOwn(options, prop) && !shared.hasOwn(vm.$props, prop)) {
      if (prop === "closeIcon" && shared.isObject(options[prop])) {
        vm[prop] = vue.markRaw(options[prop]);
      } else {
        vm[prop] = options[prop];
      }
    }
  }
  vm.visible = true;
  return vm;
};
function MessageBox(options, appContext = null) {
  if (!core.isClient)
    return Promise.reject();
  let callback;
  if (shared.isString(options) || vue.isVNode(options)) {
    options = {
      message: options
    };
  } else {
    callback = options.callback;
  }
  return new Promise((resolve, reject) => {
    const vm = showMessage(options, appContext != null ? appContext : MessageBox._context);
    messageInstance.set(vm, {
      options,
      callback,
      resolve,
      reject
    });
  });
}
const MESSAGE_BOX_VARIANTS = ["alert", "confirm", "prompt"];
const MESSAGE_BOX_DEFAULT_OPTS = {
  alert: { closeOnPressEscape: false, closeOnClickModal: false },
  confirm: { showCancelButton: true },
  prompt: { showCancelButton: true, showInput: true }
};
MESSAGE_BOX_VARIANTS.forEach((boxType) => {
  MessageBox[boxType] = messageBoxFactory(boxType);
});
function messageBoxFactory(boxType) {
  return (message, title, options, appContext) => {
    let titleOrOpts = "";
    if (shared.isObject(title)) {
      options = title;
      titleOrOpts = "";
    } else if (types.isUndefined(title)) {
      titleOrOpts = "";
    } else {
      titleOrOpts = title;
    }
    return MessageBox(Object.assign({
      title: titleOrOpts,
      message,
      type: "",
      ...MESSAGE_BOX_DEFAULT_OPTS[boxType]
    }, options, {
      boxType
    }), appContext);
  };
}
MessageBox.close = () => {
  messageInstance.forEach((_, vm) => {
    vm.doClose();
  });
  messageInstance.clear();
};
MessageBox._context = null;

exports["default"] = MessageBox;
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