typeorm-revisions/dist/historySubscriber.js

Revisions History for [TypeORM](http://typeorm.io) Entities

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
const historyActionType_1 = require("./historyActionType");
class HistorySubscriber {
    beforeHistory(action, history) { }
    afterHistory(action, history) { }
    listenTo() {
        return this.entity;
    }
    createHistoryEntity(manager, entity) {
        return manager.create(this.historyEntity, entity);
    }
    afterInsert(event) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.createHistory(event.manager, event.metadata, historyActionType_1.HistoryActionType.CREATED, event.entity);
        });
    }
    afterUpdate(event) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.createHistory(event.manager, event.metadata, historyActionType_1.HistoryActionType.UPDATED, event.entity);
        });
    }
    beforeRemove(event) {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.createHistory(event.manager, event.metadata, historyActionType_1.HistoryActionType.DELETED, event.entity);
        });
    }
    createHistory(manager, metadata, action, entity) {
        return __awaiter(this, void 0, void 0, function* () {
            if (!entity || Object.keys(metadata.propertiesMap).includes('action')) {
                return;
            }
            const history = yield this.createHistoryEntity(manager, entity);
            history.action = action;
            for (const primaryColumn of metadata.primaryColumns) {
                history.originalID = Reflect.get(history, primaryColumn.propertyName);
                Reflect.deleteProperty(history, primaryColumn.propertyName);
            }
            yield this.beforeHistory(history.action, history);
            yield manager.save(history);
            yield this.afterHistory(history.action, history);
        });
    }
}
exports.HistorySubscriber = HistorySubscriber;
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