loopback-sdelete-mixin
Version:
A mixin to automatically generate created and updated Date attributes for loopback Models
213 lines (160 loc) • 21 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
var _assign = require('babel-runtime/core-js/object/assign');
var _assign2 = _interopRequireDefault(_assign);
var _defineProperty2 = require('babel-runtime/helpers/defineProperty');
var _defineProperty3 = _interopRequireDefault(_defineProperty2);
var _extends6 = require('babel-runtime/helpers/extends');
var _extends7 = _interopRequireDefault(_extends6);
var _keys = require('babel-runtime/core-js/object/keys');
var _keys2 = _interopRequireDefault(_keys);
var _promise = require('babel-runtime/core-js/promise');
var _promise2 = _interopRequireDefault(_promise);
var _debug2 = require('./debug');
var _debug3 = _interopRequireDefault(_debug2);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
var debug = (0, _debug3.default)();
function createPromiseCallback() {
var cb = void 0;
var promise = new _promise2.default(function (resolve, reject) {
cb = function cb(err, data) {
if (err) return reject(err);
return resolve(data);
};
});
cb.promise = promise;
return cb;
}
exports.default = function (Model, _ref) {
var _ref$deletedAt = _ref.deletedAt,
deletedAt = _ref$deletedAt === undefined ? 'deletedAt' : _ref$deletedAt,
_ref$_isDeleted = _ref._isDeleted,
_isDeleted = _ref$_isDeleted === undefined ? '_isDeleted' : _ref$_isDeleted,
_ref$scrub = _ref.scrub,
scrub = _ref$scrub === undefined ? false : _ref$scrub;
debug('SoftDelete mixin for Model %s', Model.modelName);
debug('options', { deletedAt: deletedAt, _isDeleted: _isDeleted, scrub: scrub });
var properties = Model.definition.properties;
var scrubbed = {};
if (scrub !== false) {
var propertiesToScrub = scrub;
if (!Array.isArray(propertiesToScrub)) {
propertiesToScrub = (0, _keys2.default)(properties).filter(function (prop) {
return !properties[prop].id && prop !== _isDeleted;
});
}
scrubbed = propertiesToScrub.reduce(function (obj, prop) {
return (0, _extends7.default)({}, obj, (0, _defineProperty3.default)({}, prop, null));
}, {});
}
Model.defineProperty(deletedAt, { type: Date, required: false });
Model.defineProperty(_isDeleted, { type: Boolean, required: true, default: false });
Model.destroyAll = function softDestroyAll(where, options, cb) {
var _extends3;
var callback = cb === undefined && typeof options === 'function' ? options : cb;
callback = callback || createPromiseCallback();
var _options = options;
if (typeof options === 'function') {
_options = {};
}
Model.updateAll(where, (0, _extends7.default)({}, scrubbed, (_extends3 = {}, (0, _defineProperty3.default)(_extends3, deletedAt, new Date()), (0, _defineProperty3.default)(_extends3, _isDeleted, true), _extends3)), _options).then(function (result) {
return callback(null, result);
}).catch(function (error) {
return callback(error);
});
return callback.promise;
};
Model.remove = Model.destroyAll;
Model.deleteAll = Model.destroyAll;
Model.destroyById = function softDestroyById(id, options, cb) {
var _extends4;
var callback = cb === undefined && typeof options === 'function' ? options : cb;
callback = callback || createPromiseCallback();
var _options = options;
if (typeof options === 'function') {
_options = {};
}
Model.updateAll({ id: id }, (0, _extends7.default)({}, scrubbed, (_extends4 = {}, (0, _defineProperty3.default)(_extends4, deletedAt, new Date()), (0, _defineProperty3.default)(_extends4, _isDeleted, true), _extends4)), _options).then(function (result) {
return callback(null, result);
}).catch(function (error) {
return callback(error);
});
return callback.promise;
};
Model.removeById = Model.destroyById;
Model.deleteById = Model.destroyById;
Model.prototype.destroy = function softDestroy(options, cb) {
var _extends5;
var callback = cb === undefined && typeof options === 'function' ? options : cb;
callback = callback || createPromiseCallback();
var _options = options;
if (typeof options === 'function') {
_options = {};
}
this.updateAttributes((0, _extends7.default)({}, scrubbed, (_extends5 = {}, (0, _defineProperty3.default)(_extends5, deletedAt, new Date()), (0, _defineProperty3.default)(_extends5, _isDeleted, true), _extends5)), _options).then(function (result) {
return callback(null, result);
}).catch(function (error) {
return callback(error);
});
return callback.promise;
};
Model.prototype.remove = Model.prototype.destroy;
Model.prototype.delete = Model.prototype.destroy;
// Emulate default scope but with more flexibility.
var queryNonDeleted = {};
queryNonDeleted[_isDeleted] = false;
var _findOrCreate = Model.findOrCreate;
Model.findOrCreate = function findOrCreateDeleted() {
var query = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
if (!query.deleted) {
if (!query.where) {
query.where = (0, _assign2.default)({}, queryNonDeleted);
} else {
query.where = { and: [query.where, queryNonDeleted] };
}
}
for (var _len = arguments.length, rest = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
rest[_key - 1] = arguments[_key];
}
return _findOrCreate.call.apply(_findOrCreate, [Model, query].concat(rest));
};
var _find = Model.find;
Model.find = function findDeleted() {
var query = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
if (!query.deleted) {
if (!query.where) {
query.where = (0, _assign2.default)({}, queryNonDeleted);
} else {
query.where = { and: [query.where, queryNonDeleted] };
}
}
for (var _len2 = arguments.length, rest = Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
rest[_key2 - 1] = arguments[_key2];
}
return _find.call.apply(_find, [Model, query].concat(rest));
};
var _count = Model.count;
Model.count = function countDeleted() {
var where = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
// Because count only receives a 'where', there's nowhere to ask for the deleted entities.
var whereNotDeleted = { and: [where, queryNonDeleted] };
for (var _len3 = arguments.length, rest = Array(_len3 > 1 ? _len3 - 1 : 0), _key3 = 1; _key3 < _len3; _key3++) {
rest[_key3 - 1] = arguments[_key3];
}
return _count.call.apply(_count, [Model, whereNotDeleted].concat(rest));
};
var _update = Model.update;
Model.update = Model.updateAll = function updateDeleted() {
var where = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
// Because update/updateAll only receives a 'where', there's nowhere to ask for the deleted entities.
var whereNotDeleted = { and: [where, queryNonDeleted] };
for (var _len4 = arguments.length, rest = Array(_len4 > 1 ? _len4 - 1 : 0), _key4 = 1; _key4 < _len4; _key4++) {
rest[_key4 - 1] = arguments[_key4];
}
return _update.call.apply(_update, [Model, whereNotDeleted].concat(rest));
};
};
module.exports = exports['default'];
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_debug from './debug';\nconst debug = _debug();\n\nfunction createPromiseCallback() {\n  let cb;\n  const promise = new Promise((resolve, reject) => {\n    cb = (err, data) => {\n      if (err) return reject(err);\n      return resolve(data);\n    };\n  });\n  cb.promise = promise;\n  return cb;\n}\n\nexport default (Model, { deletedAt = 'deletedAt', _isDeleted = '_isDeleted', scrub = false }) => {\n  debug('SoftDelete mixin for Model %s', Model.modelName);\n\n  debug('options', { deletedAt, _isDeleted, scrub });\n\n  const properties = Model.definition.properties;\n\n  let scrubbed = {};\n  if (scrub !== false) {\n    let propertiesToScrub = scrub;\n    if (!Array.isArray(propertiesToScrub)) {\n      propertiesToScrub = Object.keys(properties)\n        .filter(prop => !properties[prop].id && prop !== _isDeleted);\n    }\n    scrubbed = propertiesToScrub.reduce((obj, prop) => ({ ...obj, [prop]: null }), {});\n  }\n\n  Model.defineProperty(deletedAt, { type: Date, required: false });\n  Model.defineProperty(_isDeleted, { type: Boolean, required: true, default: false });\n\n  Model.destroyAll = function softDestroyAll(where, options, cb) {\n    let callback = (cb === undefined && typeof options === 'function') ? options : cb;\n    callback = callback || createPromiseCallback();\n    let _options = options;\n    if (typeof options === 'function') {\n      _options = {};\n    }\n    Model.updateAll(where, { ...scrubbed, [deletedAt]: new Date(), [_isDeleted]: true }, _options)\n      .then(result => callback(null, result))\n      .catch(error => callback(error));\n\n    return callback.promise;\n  };\n\n  Model.remove = Model.destroyAll;\n  Model.deleteAll = Model.destroyAll;\n\n  Model.destroyById = function softDestroyById(id, options, cb) {\n    let callback = (cb === undefined && typeof options === 'function') ? options : cb;\n    callback = callback || createPromiseCallback();\n    let _options = options;\n    if (typeof options === 'function') {\n      _options = {};\n    }\n    Model.updateAll({ id: id }, { ...scrubbed, [deletedAt]: new Date(), [_isDeleted]: true }, _options)\n      .then(result => callback(null, result))\n      .catch(error => callback(error));\n\n    return callback.promise;\n  };\n\n  Model.removeById = Model.destroyById;\n  Model.deleteById = Model.destroyById;\n\n  Model.prototype.destroy = function softDestroy(options, cb) {\n    let callback = (cb === undefined && typeof options === 'function') ? options : cb;\n    callback = callback || createPromiseCallback();\n    let _options = options;\n    if (typeof options === 'function') {\n      _options = {};\n    }\n    this.updateAttributes({ ...scrubbed, [deletedAt]: new Date(), [_isDeleted]: true }, _options)\n      .then(result => callback(null, result))\n      .catch(error => callback(error));\n\n    return callback.promise;\n  };\n\n  Model.prototype.remove = Model.prototype.destroy;\n  Model.prototype.delete = Model.prototype.destroy;\n\n  // Emulate default scope but with more flexibility.\n  const queryNonDeleted = {};\n  queryNonDeleted[_isDeleted] = false;\n\n  const _findOrCreate = Model.findOrCreate;\n  Model.findOrCreate = function findOrCreateDeleted(query = {}, ...rest) {\n    if (!query.deleted) {\n      if (!query.where) {\n        query.where = Object.assign({}, queryNonDeleted);\n      } else {\n        query.where = { and: [query.where, queryNonDeleted] };\n      }\n    }\n\n    return _findOrCreate.call(Model, query, ...rest);\n  };\n\n  const _find = Model.find;\n  Model.find = function findDeleted(query = {}, ...rest) {\n    if (!query.deleted) {\n      if (!query.where) {\n        query.where = Object.assign({}, queryNonDeleted);\n      } else {\n        query.where = { and: [query.where, queryNonDeleted] };\n      }\n    }\n\n    return _find.call(Model, query, ...rest);\n  };\n\n  const _count = Model.count;\n  Model.count = function countDeleted(where = {}, ...rest) {\n    // Because count only receives a 'where', there's nowhere to ask for the deleted entities.\n    const whereNotDeleted = { and: [where, queryNonDeleted] };\n    return _count.call(Model, whereNotDeleted, ...rest);\n  };\n\n  const _update = Model.update;\n  Model.update = Model.updateAll = function updateDeleted(where = {}, ...rest) {\n    // Because update/updateAll only receives a 'where', there's nowhere to ask for the deleted entities.\n    const whereNotDeleted = { and: [where, queryNonDeleted] };\n    return _update.call(Model, whereNotDeleted, ...rest);\n  };\n};\n"]}