semantic-network
Version:
A utility library for manipulating a list of links that form a semantic interface to a network of resources.
143 lines • 8.32 kB
JavaScript
;
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__assign = Object.assign || function(t) {
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};
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var __importDefault = (this && this.__importDefault) || function (mod) {
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};
Object.defineProperty(exports, "__esModule", { value: true });
exports.update = void 0;
var instanceOfUriList_1 = require("../utils/instanceOf/instanceOfUriList");
var semantic_link_1 = require("semantic-link");
var anylogger_1 = __importDefault(require("anylogger"));
var linkRelation_1 = require("../linkRelation");
var editFormMergeStrategy_1 = require("./editFormMergeStrategy");
var get_1 = require("./get");
var trackedRepresentationFactory_1 = require("./trackedRepresentationFactory");
var instanceOfForm_1 = require("../utils/instanceOf/instanceOfForm");
var instanceOfCollection_1 = require("../utils/instanceOf/instanceOfCollection");
var log = (0, anylogger_1.default)('Update');
/**
* Update on existing resource
* TODO: accept but don't require TrackedRepresentation interface
* TODO: always returns resource but hard to know if error. Either throw or return undefined
* Note: underlying TrackedRepresentationFactory.update has this strategy
*/
function update(resource, document, options) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
// PATCH
if ((0, instanceOfCollection_1.instanceOfCollection)(resource)) {
if (!(0, instanceOfUriList_1.instanceOfUriList)(document)) {
log.debug(resource, document, options);
throw new Error('To update a collection, a document of type UriList must be supplied');
}
throw new Error('Update collection not implemented');
}
// PUT
// update a single resource
return [2 /*return*/, updateSingleton(resource, document, options)];
});
});
}
exports.update = update;
/**
* Update a singleton.
*
* If the singleton has a form relation (default: edit-form) then construction the across-the-wire
* PUT representation from only the form attributes. Otherwise, take the incoming documentation as given.
* @throws
*/
function updateSingleton(resource, document, options) {
return __awaiter(this, void 0, void 0, function () {
var _a, formRel, form, _b, makePutRepresentationStrategy, representation;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
if (!document) {
log.debug('No document provided to update for resource %s', semantic_link_1.LinkUtil.getUri(resource, linkRelation_1.LinkRelation.Self));
return [2 /*return*/, resource];
}
_a = __assign({}, options).formRel, formRel = _a === void 0 ? linkRelation_1.LinkRelation.EditForm : _a;
if (!semantic_link_1.LinkUtil.matches(resource, formRel)) return [3 /*break*/, 8];
return [4 /*yield*/, (0, get_1.get)(resource, __assign(__assign({}, options), { rel: formRel }))];
case 1:
form = _c.sent();
if (!(0, instanceOfForm_1.instanceOfForm)(form)) return [3 /*break*/, 6];
_b = __assign({}, options).makePutRepresentationStrategy, makePutRepresentationStrategy = _b === void 0 ? editFormMergeStrategy_1.defaultEditFormStrategy : _b;
return [4 /*yield*/, makePutRepresentationStrategy(resource, document, form, options)];
case 2:
representation = _c.sent();
if (!representation) return [3 /*break*/, 4];
// WARNING: update has under-baked error reporting and does not throw errors
return [4 /*yield*/, trackedRepresentationFactory_1.TrackedRepresentationFactory.update(resource, representation, options)];
case 3:
// WARNING: update has under-baked error reporting and does not throw errors
_c.sent();
return [3 /*break*/, 5];
case 4:
log.debug('No update required based on form for \'%s\'', semantic_link_1.LinkUtil.getUri(resource, linkRelation_1.LinkRelation.Self));
_c.label = 5;
case 5: return [3 /*break*/, 7];
case 6:
log.warn('Update link \'%s\' on \'%s\' is not a form - no update made', formRel, semantic_link_1.LinkUtil.getUri(resource, linkRelation_1.LinkRelation.Self));
_c.label = 7;
case 7: return [3 /*break*/, 10];
case 8:
log.debug('Update without form - resource has no \'%s\' form on \'%s\'', formRel, semantic_link_1.LinkUtil.getUri(resource, linkRelation_1.LinkRelation.Self));
// WARNING: update has under-baked error reporting and does not throw errors
return [4 /*yield*/, trackedRepresentationFactory_1.TrackedRepresentationFactory.update(resource, document, options)];
case 9:
// WARNING: update has under-baked error reporting and does not throw errors
_c.sent();
_c.label = 10;
case 10: return [2 /*return*/, resource];
}
});
});
}
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