@authx/authx/dist/StrategyCollection.js

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
class StrategyCollection {
    constructor(strategies) {
        this.map = {};
        this.authorityMap = {};
        this.credentialMap = {};
        this.queryFields = {};
        this.mutationFields = {};
        this.types = [];
        if (strategies)
            for (const strategy of strategies) {
                this.add(strategy);
            }
    }
    add(s) {
        if (this.map[s.name])
            throw new Error(`INVARIANT: Multiple strategies cannot use the same identifier; "${s.name}" is used twice.`);
        const queryFields = { ...this.queryFields };
        for (const f of Object.keys(s.queryFields)) {
            if (queryFields[f]) {
                throw new Error(`INVARIANT: Multiple strategies cannot use the query field; "${f}" is used twice.`);
            }
            queryFields[f] = s.queryFields[f];
        }
        const mutationFields = { ...this.mutationFields };
        for (const f of Object.keys(s.mutationFields)) {
            if (mutationFields[f]) {
                throw new Error(`INVARIANT: Multiple strategies cannot use the mutation field; "${f}" is used twice.`);
            }
            mutationFields[f] = s.mutationFields[f];
        }
        this.map = { ...this.map, [s.name]: s };
        this.authorityMap = { ...this.authorityMap, [s.name]: s.authorityModel };
        this.credentialMap = { ...this.credentialMap, [s.name]: s.credentialModel };
        this.queryFields = queryFields;
        this.mutationFields = mutationFields;
        this.types = [...this.types, ...s.types];
        return this;
    }
    delete(s) {
        if (!this.map[s.name])
            return false;
        const map = { ...this.map };
        delete map[s.name];
        const authorityMap = { ...this.authorityMap };
        delete authorityMap[s.name];
        const credentialMap = { ...this.credentialMap };
        delete credentialMap[s.name];
        const queryFields = { ...this.queryFields };
        for (const f of Object.keys(s.queryFields)) {
            delete queryFields[f];
        }
        const mutationFields = { ...this.mutationFields };
        for (const f of Object.keys(s.mutationFields)) {
            delete mutationFields[f];
        }
        this.map = map;
        this.authorityMap = authorityMap;
        this.credentialMap = credentialMap;
        this.queryFields = queryFields;
        this.mutationFields = mutationFields;
        this.types = this.types.filter(t => !s.types.includes(t));
        return true;
    }
}
exports.StrategyCollection = StrategyCollection;
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