amis/lib/utils/filter-schema.js

一种MIS页面生成工具

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tpl_1 = require("./tpl");
var helper_1 = require("./helper");
/**
 * 处理 Props 数据，所有带 On 结束的做一次
 *
 * xxxOn
 * xxxExpr
 *
 *
 * @param schema
 * @param data
 */
function getExprProperties(schema, data, blackList, props) {
    if (data === void 0) { data = {}; }
    if (blackList === void 0) { blackList = ['addOn']; }
    var exprProps = {};
    var ctx = null;
    Object.getOwnPropertyNames(schema).forEach(function (key) {
        if (blackList && ~blackList.indexOf(key)) {
            return;
        }
        var parts = /^(.*)(On|Expr)$/.exec(key);
        var value = schema[key];
        if (value &&
            typeof value === 'string' &&
            parts &&
            (parts[2] === 'On' || parts[2] === 'Expr')) {
            key = parts[1];
            if (parts[2] === 'On' || parts[2] === 'Expr') {
                if (!ctx &&
                    props &&
                    typeof value === 'string' &&
                    ~value.indexOf('__props')) {
                    ctx = helper_1.injectPropsToObject(data, {
                        __props: props
                    });
                }
                value =
                    parts[2] === 'On'
                        ? tpl_1.evalExpression(value, ctx || data)
                        : tpl_1.filter(value, ctx || data);
            }
            exprProps[key] = value;
        }
    });
    return exprProps;
}
exports.default = getExprProperties;
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