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甲情_甲意/miniprogram/node_modules/antd-mini/es/mixins/value.js

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+import { __spreadArray } from "tslib";
+import { getValueFromProps } from '../_util/simply';
+function equal(a, b) {
+    if (a === b) {
+        return true;
+    }
+    if (a !== a && b !== b) {
+        return true;
+    }
+    return false;
+}
+var component2 = my.canIUse('component2');
+export default (function (_a) {
+    var _b;
+    var _c = _a === void 0 ? {} : _a, _d = _c.valueKey, valueKey = _d === void 0 ? 'value' : _d, _e = _c.defaultValueKey, defaultValueKey = _e === void 0 ? 'defaultValue' : _e, _f = _c.scopeKey, scopeKey = _f === void 0 ? 'mixin' : _f, _g = _c.transformValue, transformValue = _g === void 0 ? function (value) { return ({
+        needUpdate: true,
+        value: value,
+    }); } : _g;
+    var mixin = {
+        data: (_b = {},
+            _b[scopeKey] = {
+                value: undefined,
+                updated: false,
+                controlled: false,
+            },
+            _b),
+        onInit: function () {
+            this.init();
+        },
+        deriveDataFromProps: function (nextProps) {
+            if (!equal(nextProps[valueKey], getValueFromProps(this, valueKey))) {
+                this.update(nextProps[valueKey], {
+                    nextProps: nextProps,
+                });
+            }
+        },
+        didUpdate: function (prevProps) {
+            if (component2) {
+                return;
+            }
+            if (!equal(prevProps[valueKey], getValueFromProps(this, valueKey))) {
+                this.update(getValueFromProps(this, valueKey), {
+                    nextProps: getValueFromProps(this),
+                });
+            }
+        },
+        didMount: function () {
+            if (component2) {
+                return;
+            }
+            this.init();
+        },
+        methods: {
+            init: function () {
+                var value;
+                value =
+                    getValueFromProps(this, valueKey) !== undefined
+                        ? getValueFromProps(this, valueKey)
+                        : getValueFromProps(this, defaultValueKey);
+                var needUpdate = this.update(value, {
+                    nextProps: getValueFromProps(this),
+                }).needUpdate;
+                if (!needUpdate) {
+                    this.updateControlled();
+                }
+            },
+            getValue: function (prevData) {
+                return (prevData || this.data)[scopeKey].value;
+            },
+            isEqualValue: function (prevData) {
+                if (!prevData[scopeKey].updated) {
+                    return true;
+                }
+                return equal(this.getValue(prevData), this.getValue());
+            },
+            isControlled: function () {
+                if ('controlled' in getValueFromProps(this)) {
+                    return getValueFromProps(this, 'controlled');
+                }
+                return valueKey in getValueFromProps(this);
+            },
+            updateControlled: function () {
+                var _a;
+                this.setData((_a = {},
+                    _a[scopeKey] = {
+                        controlled: this.isControlled(),
+                    },
+                    _a));
+            },
+            update: function (val, extra) {
+                var _a;
+                var args = [];
+                for (var _i = 2; _i < arguments.length; _i++) {
+                    args[_i - 2] = arguments[_i];
+                }
+                var _b = transformValue.call.apply(transformValue, __spreadArray([this, val, extra], args, false)) || {}, needUpdate = _b.needUpdate, value = _b.value;
+                if (needUpdate) {
+                    this.setData((_a = {},
+                        _a[scopeKey] = {
+                            value: value,
+                            updated: true,
+                            controlled: this.isControlled(),
+                        },
+                        _a));
+                }
+                return {
+                    needUpdate: needUpdate,
+                    value: value,
+                };
+            },
+        },
+    };
+    return mixin;
+});