List.js
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"use strict";
var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard");
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = void 0;
var _objectSpread2 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread2"));
var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
var React = _interopRequireWildcard(require("react"));
var _warning = _interopRequireDefault(require("rc-util/lib/warning"));
var _FieldContext = _interopRequireDefault(require("./FieldContext"));
var _Field = _interopRequireDefault(require("./Field"));
var _valueUtil = require("./utils/valueUtil");
var List = function List(_ref) {
var name = _ref.name,
initialValue = _ref.initialValue,
children = _ref.children,
rules = _ref.rules,
validateTrigger = _ref.validateTrigger;
var context = React.useContext(_FieldContext.default);
var keyRef = React.useRef({
keys: [],
id: 0
});
var keyManager = keyRef.current; // User should not pass `children` as other type.
if (typeof children !== 'function') {
(0, _warning.default)(false, 'Form.List only accepts function as children.');
return null;
}
var parentPrefixName = (0, _valueUtil.getNamePath)(context.prefixName) || [];
var prefixName = [].concat((0, _toConsumableArray2.default)(parentPrefixName), (0, _toConsumableArray2.default)((0, _valueUtil.getNamePath)(name)));
var shouldUpdate = function shouldUpdate(prevValue, nextValue, _ref2) {
var source = _ref2.source;
if (source === 'internal') {
return false;
}
return prevValue !== nextValue;
};
return /*#__PURE__*/React.createElement(_FieldContext.default.Provider, {
value: (0, _objectSpread2.default)((0, _objectSpread2.default)({}, context), {}, {
prefixName: prefixName
})
}, /*#__PURE__*/React.createElement(_Field.default, {
name: [],
shouldUpdate: shouldUpdate,
rules: rules,
validateTrigger: validateTrigger,
initialValue: initialValue,
isList: true
}, function (_ref3, meta) {
var _ref3$value = _ref3.value,
value = _ref3$value === void 0 ? [] : _ref3$value,
onChange = _ref3.onChange;
var getFieldValue = context.getFieldValue;
var getNewValue = function getNewValue() {
var values = getFieldValue(prefixName || []);
return values || [];
};
/**
* Always get latest value in case user update fields by `form` api.
*/
var operations = {
add: function add(defaultValue, index) {
// Mapping keys
var newValue = getNewValue();
if (index >= 0 && index <= newValue.length) {
keyManager.keys = [].concat((0, _toConsumableArray2.default)(keyManager.keys.slice(0, index)), [keyManager.id], (0, _toConsumableArray2.default)(keyManager.keys.slice(index)));
onChange([].concat((0, _toConsumableArray2.default)(newValue.slice(0, index)), [defaultValue], (0, _toConsumableArray2.default)(newValue.slice(index))));
} else {
if (process.env.NODE_ENV !== 'production' && (index < 0 || index > newValue.length)) {
(0, _warning.default)(false, 'The second parameter of the add function should be a valid positive number.');
}
keyManager.keys = [].concat((0, _toConsumableArray2.default)(keyManager.keys), [keyManager.id]);
onChange([].concat((0, _toConsumableArray2.default)(newValue), [defaultValue]));
}
keyManager.id += 1;
},
remove: function remove(index) {
var newValue = getNewValue();
var indexSet = new Set(Array.isArray(index) ? index : [index]);
if (indexSet.size <= 0) {
return;
}
keyManager.keys = keyManager.keys.filter(function (_, keysIndex) {
return !indexSet.has(keysIndex);
}); // Trigger store change
onChange(newValue.filter(function (_, valueIndex) {
return !indexSet.has(valueIndex);
}));
},
move: function move(from, to) {
if (from === to) {
return;
}
var newValue = getNewValue(); // Do not handle out of range
if (from < 0 || from >= newValue.length || to < 0 || to >= newValue.length) {
return;
}
keyManager.keys = (0, _valueUtil.move)(keyManager.keys, from, to); // Trigger store change
onChange((0, _valueUtil.move)(newValue, from, to));
}
};
var listValue = value || [];
if (!Array.isArray(listValue)) {
listValue = [];
if (process.env.NODE_ENV !== 'production') {
(0, _warning.default)(false, "Current value of '".concat(prefixName.join(' > '), "' is not an array type."));
}
}
return children(listValue.map(function (__, index) {
var key = keyManager.keys[index];
if (key === undefined) {
keyManager.keys[index] = keyManager.id;
key = keyManager.keys[index];
keyManager.id += 1;
}
return {
name: index,
key: key,
isListField: true
};
}), operations, meta);
}));
};
var _default = List;
exports.default = _default;