feathers-sequelize
Version:
A service adapter for Sequelize an SQL ORM
50 lines • 1.82 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.hydrate = void 0;
const factory = (Model, include) => {
return (item) => {
// (Darren): We have to check that the Model.Instance static property exists
// first since it's been deprecated in Sequelize 4.x.
// See: http://docs.sequelizejs.com/manual/tutorial/upgrade-to-v4.html
const shouldBuild = !(item instanceof Model);
if (shouldBuild) {
return Model.build(item, { isNewRecord: false, include });
}
return item;
};
};
const hydrate = (options) => {
options = options || {};
return (context) => {
if (context.type !== 'after') {
throw new Error('feathers-sequelize hydrate() - should only be used as an "after" hook');
}
const makeInstance = factory(context.service.Model, options.include);
switch (context.method) {
case 'find':
if (context.result.data) {
context.result.data = context.result.data.map(makeInstance);
}
else {
context.result = context.result.map(makeInstance);
}
break;
case 'get':
case 'update':
context.result = makeInstance(context.result);
break;
case 'create':
case 'patch':
if (Array.isArray(context.result)) {
context.result = context.result.map(makeInstance);
}
else {
context.result = makeInstance(context.result);
}
break;
}
return Promise.resolve(context);
};
};
exports.hydrate = hydrate;
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