typeorm-versions
Version:
Entity versioning for TypeORM
164 lines • 7.93 kB
JavaScript
;
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Object.defineProperty(exports, "__esModule", { value: true });
exports.Version = exports.VersionEvent = void 0;
var typeorm_1 = require("typeorm");
var SqliteDriver_1 = require("typeorm/driver/sqlite/SqliteDriver");
var VersionEvent;
(function (VersionEvent) {
VersionEvent["INSERT"] = "INSERT";
VersionEvent["UPDATE"] = "UPDATE";
VersionEvent["REMOVE"] = "REMOVE";
})(VersionEvent = exports.VersionEvent || (exports.VersionEvent = {}));
var Version = /** @class */ (function () {
function Version() {
}
Version_1 = Version;
Version.useConnection = function (connection) {
this.usedConnection = connection;
};
Version.prototype.getConnection = function () {
return this.constructor.usedConnection;
};
Version.prototype.getObject = function () {
var _a;
for (var _i = 0, _b = typeorm_1.getMetadataArgsStorage().tables; _i < _b.length; _i++) {
var t = _b[_i];
if (((_a = t.target) === null || _a === void 0 ? void 0 : _a.name) === this.itemType) {
return Object.assign(new t.target(), this.object);
}
}
return {};
};
Version.prototype.previous = function () {
var _this = this;
// Date comparison workaround for SQLite
var timestampQuery = typeorm_1.LessThan(this.timestamp);
if (this.getConnection().driver instanceof SqliteDriver_1.SqliteDriver) {
timestampQuery = typeorm_1.Raw(function (alias) { return "STRFTIME('%Y-%m-%d %H:%M:%f', " + alias + ") < STRFTIME('%Y-%m-%d %H:%M:%f', '" + _this.timestamp.toISOString() + "')"; });
}
return this.getConnection().getRepository(Version_1).findOne({
itemId: this.itemId,
itemType: this.itemType,
id: typeorm_1.Not(this.id),
timestamp: timestampQuery,
}, {
order: { timestamp: 'DESC' }
});
};
Version.prototype.next = function () {
var _this = this;
// Date comparison workaround for SQLite
var timestampQuery = typeorm_1.MoreThan(this.timestamp);
if (this.getConnection().driver instanceof SqliteDriver_1.SqliteDriver) {
timestampQuery = typeorm_1.Raw(function (alias) { return "STRFTIME('%Y-%m-%d %H:%M:%f', " + alias + ") > STRFTIME('%Y-%m-%d %H:%M:%f', '" + _this.timestamp.toISOString() + "')"; });
}
return this.getConnection().getRepository(Version_1).findOne({
itemId: this.itemId,
itemType: this.itemType,
id: typeorm_1.Not(this.id),
timestamp: timestampQuery,
}, {
order: { timestamp: 'DESC' }
});
};
Version.prototype.index = function () {
return __awaiter(this, void 0, void 0, function () {
var versions;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getConnection().getRepository(Version_1).find({
where: {
itemId: this.itemId,
itemType: this.itemType,
},
order: { timestamp: 'DESC' }
})];
case 1:
versions = _a.sent();
return [2 /*return*/, versions.indexOf(this)];
}
});
});
};
var Version_1;
__decorate([
typeorm_1.PrimaryGeneratedColumn(),
__metadata("design:type", Number)
], Version.prototype, "id", void 0);
__decorate([
typeorm_1.Column({ nullable: false }),
__metadata("design:type", String)
], Version.prototype, "itemType", void 0);
__decorate([
typeorm_1.Column({ nullable: false }),
__metadata("design:type", String)
], Version.prototype, "itemId", void 0);
__decorate([
typeorm_1.Column({ nullable: false }),
__metadata("design:type", String)
], Version.prototype, "event", void 0);
__decorate([
typeorm_1.Column(),
__metadata("design:type", String)
], Version.prototype, "owner", void 0);
__decorate([
typeorm_1.Column({ type: "simple-json" }),
__metadata("design:type", Object)
], Version.prototype, "object", void 0);
__decorate([
typeorm_1.Column({ precision: 6 }),
__metadata("design:type", Date)
], Version.prototype, "timestamp", void 0);
Version = Version_1 = __decorate([
typeorm_1.Entity()
], Version);
return Version;
}());
exports.Version = Version;
;
//# sourceMappingURL=Version.js.map