@vulcan-sql/build/src/lib/schema-parser/middleware/setConstraints.js

VulcanSQL package for building projects

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.SetConstraints = void 0;
const tslib_1 = require("tslib");
const core_1 = require("@vulcan-sql/core");
const inversify_1 = require("inversify");
const lodash_1 = require("lodash");
const middleware_1 = require("./middleware");
let SetConstraints = class SetConstraints extends middleware_1.SchemaParserMiddleware {
    constructor(validatorLoader) {
        super();
        this.validatorLoader = validatorLoader;
    }
    handle(rawSchema, next) {
        return tslib_1.__awaiter(this, void 0, void 0, function* () {
            yield next();
            const schema = rawSchema;
            for (const request of schema.request || []) {
                // load validator and keep args
                const validatorsWithArgs = yield Promise.all((request.validators || []).map((validator) => tslib_1.__awaiter(this, void 0, void 0, function* () {
                    return ({
                        validator: this.validatorLoader.getValidator(validator.name),
                        args: validator.args,
                    });
                })));
                // set constraint by validator and args
                request.constraints = (0, lodash_1.chain)(validatorsWithArgs)
                    .filter(({ validator }) => !!validator.getConstraints)
                    .flatMap(({ validator, args }) => 
                // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
                validator.getConstraints(args)) // Group by constraint class (RequiredConstraint, MinValueConstraint ....)
                    .groupBy((constraint) => constraint.constructor.name)
                    .values()
                    .map((constraints) => {
                    let mergeConstraint = constraints[0];
                    constraints
                        .slice(1)
                        .forEach((constraint) => (mergeConstraint = mergeConstraint.compose(constraint)));
                    return mergeConstraint;
                })
                    .value();
            }
        });
    }
};
SetConstraints = tslib_1.__decorate([
    tslib_1.__param(0, (0, inversify_1.inject)(core_1.TYPES.ValidatorLoader)),
    tslib_1.__metadata("design:paramtypes", [Object])
], SetConstraints);
exports.SetConstraints = SetConstraints;
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