@tamagui/react-native-web-lite/dist/cjs/AppState/index.native.js

React Native for Web

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: !0 });
}, __copyProps = (to, from, except, desc) => {
  if (from && typeof from == "object" || typeof from == "function")
    for (let key of __getOwnPropNames(from))
      !__hasOwnProp.call(to, key) && key !== except && __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: !0 }), mod);
var AppState_exports = {};
__export(AppState_exports, {
  default: () => AppState
});
module.exports = __toCommonJS(AppState_exports);
var import_react_native_web_internals = require("@tamagui/react-native-web-internals");
function _class_call_check(instance, Constructor) {
  if (!(instance instanceof Constructor))
    throw new TypeError("Cannot call a class as a function");
}
function _defineProperties(target, props) {
  for (var i = 0; i < props.length; i++) {
    var descriptor = props[i];
    descriptor.enumerable = descriptor.enumerable || !1, descriptor.configurable = !0, "value" in descriptor && (descriptor.writable = !0), Object.defineProperty(target, descriptor.key, descriptor);
  }
}
function _create_class(Constructor, protoProps, staticProps) {
  return protoProps && _defineProperties(Constructor.prototype, protoProps), staticProps && _defineProperties(Constructor, staticProps), Constructor;
}
function _define_property(obj, key, value) {
  return key in obj ? Object.defineProperty(obj, key, {
    value,
    enumerable: !0,
    configurable: !0,
    writable: !0
  }) : obj[key] = value, obj;
}
var isPrefixed = (
  // eslint-disable-next-line no-prototype-builtins
  import_react_native_web_internals.canUseDOM && !document.hasOwnProperty("hidden") && document.hasOwnProperty("webkitHidden")
), EVENT_TYPES = [
  "change",
  "memoryWarning"
], VISIBILITY_CHANGE_EVENT = isPrefixed ? "webkitvisibilitychange" : "visibilitychange", VISIBILITY_STATE_PROPERTY = isPrefixed ? "webkitVisibilityState" : "visibilityState", AppStates = {
  BACKGROUND: "background",
  ACTIVE: "active"
}, EventEmitter = /* @__PURE__ */ function() {
  "use strict";
  function EventEmitter2() {
    _class_call_check(this, EventEmitter2), _define_property(this, "listeners", {});
  }
  return _create_class(EventEmitter2, [
    {
      key: "addListener",
      value: function(type, handler) {
        var _this_listeners, _type, _;
        (_ = (_this_listeners = this.listeners)[_type = type]) !== null && _ !== void 0 || (_this_listeners[_type] = /* @__PURE__ */ new Set()), this.listeners[type].add(handler);
      }
    },
    {
      key: "emit",
      value: function(type, state) {
        var _this_listeners_type;
        (_this_listeners_type = this.listeners[type]) === null || _this_listeners_type === void 0 || _this_listeners_type.forEach(function(cb) {
          return cb(state);
        });
      }
    },
    {
      key: "removeListener",
      value: function(type, handler) {
        var _this_listeners_type;
        (_this_listeners_type = this.listeners[type]) === null || _this_listeners_type === void 0 || _this_listeners_type.delete(handler);
      }
    }
  ]), EventEmitter2;
}(), hasBoundVisibilityChangeEvent = !1, changeEmitter = new EventEmitter(), AppState = /* @__PURE__ */ function() {
  "use strict";
  function AppState2() {
    _class_call_check(this, AppState2);
  }
  return _create_class(AppState2, null, [
    {
      key: "currentState",
      get: function() {
        if (!AppState2.isAvailable)
          return AppStates.ACTIVE;
        switch (document[VISIBILITY_STATE_PROPERTY]) {
          case "hidden":
          case "prerender":
          case "unloaded":
            return AppStates.BACKGROUND;
          default:
            return AppStates.ACTIVE;
        }
      }
    },
    {
      key: "addEventListener",
      value: function(type, handler) {
        if (AppState2.isAvailable && ((0, import_react_native_web_internals.invariant)(EVENT_TYPES.indexOf(type) !== -1, 'Trying to subscribe to unknown event: "%s"', type), type === "change"))
          return hasBoundVisibilityChangeEvent || (hasBoundVisibilityChangeEvent = !0, document.addEventListener(VISIBILITY_CHANGE_EVENT, function() {
            changeEmitter && changeEmitter.emit("change", AppState2.currentState);
          }, !1)), changeEmitter.addListener(type, handler);
      }
    }
  ]), AppState2;
}();
_define_property(AppState, "isAvailable", import_react_native_web_internals.canUseDOM && document[VISIBILITY_STATE_PROPERTY]);
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