Method processValues

api/src/services/payload.ts:214–283

(
		action: PayloadAction,
		payload: Partial<Item> | Partial<Item>[],
		aliasMap: Record<string, string> = {},
		aggregate: Aggregate = {},
	)

	): Promise<Partial<Item>>;

	async processValues(
		action: PayloadAction,
		payload: Partial<Item> | Partial<Item>[],
		aliasMap: Record<string, string> = {},
		aggregate: Aggregate = {},
	): Promise<Partial<Item> | Partial<Item>[]> {
		const processedPayload = toArray(payload);

		if (processedPayload.length === 0) return [];

		const fieldsInPayload = Object.keys(processedPayload[0]!);
		const fieldEntries = Object.entries(this.schema.collections[this.collection]!.fields);
		const aliasEntries = Object.entries(aliasMap);

		let specialFields: [string, FieldOverview][] = [];

		for (const [name, field] of fieldEntries) {
			if (field.special && field.special.length > 0) {
				specialFields.push([name, field]);

				for (const [aliasName, fieldName] of aliasEntries) {
					if (fieldName === name) {
						specialFields.push([aliasName, { ...field, field: aliasName }]);
					}
				}
			}
		}

		if (action === 'read') {
			specialFields = specialFields.filter(([name]) => {
				return fieldsInPayload.includes(name);
			});
		}

		for (const record of processedPayload) {
			for (const [name, field] of specialFields) {
				const newValue = await this.processField(field, record, action, this.accountability);
				if (newValue !== undefined) record[name] = newValue;
			}
		}

		this.processGeometries(fieldEntries, processedPayload, action);
		this.processDates(fieldEntries, processedPayload, action, aliasMap, aggregate);

		if (action === 'read') {
			this.processJsonFunctionResults(processedPayload, aliasMap);
		}

		if (['create', 'update'].includes(action)) {
			processedPayload.forEach((record) => {
				for (const [key, value] of Object.entries(record)) {
					if (Array.isArray(value) || (typeof value === 'object' && !(value instanceof Date) && value !== null)) {
						if (!value.isRawInstance) {
							record[key] = JSON.stringify(value);
						}
					}
				}
			});