'use strict';

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

var _extends2 = require('babel-runtime/helpers/extends');

var _extends3 = _interopRequireDefault(_extends2);

var _defineProperty2 = require('babel-runtime/helpers/defineProperty');

var _defineProperty3 = _interopRequireDefault(_defineProperty2);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _request = require('./request');

var _request2 = _interopRequireDefault(_request);

var _uid = require('./uid');

var _uid2 = _interopRequireDefault(_uid);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { 'default': obj }; }

var AjaxUploader = function (_Component) {
  (0, _inherits3['default'])(AjaxUploader, _Component);

  function AjaxUploader() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3['default'])(this, AjaxUploader);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3['default'])(this, (_ref = AjaxUploader.__proto__ || Object.getPrototypeOf(AjaxUploader)).call.apply(_ref, [this].concat(args))), _this), _this.state = { uid: (0, _uid2['default'])() }, _this.reqs = {}, _this.onChange = function (e) {
      var files = e.target.files;
      _this.uploadFiles(files);
      _this.reset();
    }, _this.onClick = function () {
      var el = _this.refs.file;
      if (!el) {
        return;
      }
      el.click();
    }, _this.onKeyDown = function (e) {
      if (e.key === 'Enter') {
        _this.onClick();
      }
    }, _this.onFileDrop = function (e) {
      if (e.type === 'dragover') {
        e.preventDefault();
        return;
      }

      var files = e.dataTransfer.files;
      _this.uploadFiles(files);

      e.preventDefault();
    }, _temp), (0, _possibleConstructorReturn3['default'])(_this, _ret);
  }

  (0, _createClass3['default'])(AjaxUploader, [{
    key: 'componentDidMount',
    value: function componentDidMount() {
      this._isMounted = true;
    }
  }, {
    key: 'componentWillUnmount',
    value: function componentWillUnmount() {
      this._isMounted = false;
      this.abort();
    }
  }, {
    key: 'uploadFiles',
    value: function uploadFiles(files) {
      var postFiles = Array.prototype.slice.call(files);
      var len = postFiles.length;
      for (var i = 0; i < len; i++) {
        var file = postFiles[i];
        file.uid = (0, _uid2['default'])();
        this.upload(file, postFiles);
      }
    }
  }, {
    key: 'upload',
    value: function upload(file, fileList) {
      var _this2 = this;

      var props = this.props;

      if (!props.beforeUpload) {
        // always async in case use react state to keep fileList
        return setTimeout(function () {
          return _this2.post(file);
        }, 0);
      }

      var before = props.beforeUpload(file, fileList);
      if (before && before.then) {
        before.then(function (processedFile) {
          var processedFileType = Object.prototype.toString.call(processedFile);
          if (processedFileType === '[object File]' || processedFileType === '[object Blob]') {
            _this2.post(processedFile);
          } else {
            _this2.post(file);
          }
        })['catch'](function (e) {
          console && console.log(e); // eslint-disable-line
        });
      } else if (before !== false) {
        setTimeout(function () {
          return _this2.post(file);
        }, 0);
      }
    }
  }, {
    key: 'post',
    value: function post(file) {
      var _this3 = this;

      if (!this._isMounted) {
        return;
      }
      var props = this.props;
      var data = props.data;
      var onStart = props.onStart,
          onProgress = props.onProgress;

      if (typeof data === 'function') {
        data = data(file);
      }
      var uid = file.uid;

      var request = props.customRequest || _request2['default'];
      this.reqs[uid] = request({
        action: props.action,
        filename: props.name,
        file: file,
        data: data,
        headers: props.headers,
        withCredentials: props.withCredentials,
        onProgress: onProgress ? function (e) {
          onProgress(e, file);
        } : null,
        onSuccess: function onSuccess(ret) {
          delete _this3.reqs[uid];
          props.onSuccess(ret, file);
        },
        onError: function onError(err, ret) {
          delete _this3.reqs[uid];
          props.onError(err, ret, file);
        }
      });
      onStart(file);
    }
  }, {
    key: 'reset',
    value: function reset() {
      this.setState({
        uid: (0, _uid2['default'])()
      });
    }
  }, {
    key: 'abort',
    value: function abort(file) {
      var reqs = this.reqs;

      if (file) {
        var uid = file;
        if (file && file.uid) {
          uid = file.uid;
        }
        if (reqs[uid]) {
          reqs[uid].abort();
          delete reqs[uid];
        }
      } else {
        Object.keys(reqs).forEach(function (uid) {
          if (reqs[uid]) {
            reqs[uid].abort();
          }

          delete reqs[uid];
        });
      }
    }
  }, {
    key: 'render',
    value: function render() {
      var _classNames;

      var _props = this.props,
          Tag = _props.component,
          prefixCls = _props.prefixCls,
          className = _props.className,
          disabled = _props.disabled,
          style = _props.style,
          multiple = _props.multiple,
          accept = _props.accept,
          children = _props.children;

      var cls = (0, _classnames2['default'])((_classNames = {}, (0, _defineProperty3['default'])(_classNames, prefixCls, true), (0, _defineProperty3['default'])(_classNames, prefixCls + '-disabled', disabled), (0, _defineProperty3['default'])(_classNames, className, className), _classNames));
      var events = disabled ? {} : {
        onClick: this.onClick,
        onKeyDown: this.onKeyDown,
        onDrop: this.onFileDrop,
        onDragOver: this.onFileDrop,
        tabIndex: '0'
      };
      return _react2['default'].createElement(
        Tag,
        (0, _extends3['default'])({}, events, {
          className: cls,
          role: 'button',
          style: style
        }),
        _react2['default'].createElement('input', {
          type: 'file',
          ref: 'file',
          key: this.state.uid,
          style: { display: 'none' },
          accept: accept,
          multiple: multiple,
          onChange: this.onChange
        }),
        children
      );
    }
  }]);
  return AjaxUploader;
}(_react.Component); /* eslint react/no-is-mounted:0 react/sort-comp:0 */

AjaxUploader.propTypes = {
  component: _propTypes2['default'].string,
  style: _propTypes2['default'].object,
  prefixCls: _propTypes2['default'].string,
  className: _propTypes2['default'].string,
  multiple: _propTypes2['default'].bool,
  disabled: _propTypes2['default'].bool,
  accept: _propTypes2['default'].string,
  children: _propTypes2['default'].any,
  onStart: _propTypes2['default'].func,
  data: _propTypes2['default'].oneOfType([_propTypes2['default'].object, _propTypes2['default'].func]),
  headers: _propTypes2['default'].object,
  beforeUpload: _propTypes2['default'].func,
  customRequest: _propTypes2['default'].func,
  onProgress: _propTypes2['default'].func,
  withCredentials: _propTypes2['default'].bool
};
exports['default'] = AjaxUploader;
module.exports = exports['default'];