85 lines
2.3 KiB
JavaScript
85 lines
2.3 KiB
JavaScript
'use strict';
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/**
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* 解析创建接口返回值，记录是否成功以及实际主键。
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*/
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return handleCreateResponse(msg, node);
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function handleCreateResponse(message, node) {
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let parsed;
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try {
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parsed = typeof message.payload === 'string' ? JSON.parse(message.payload) : message.payload;
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} catch (error) {
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node.error(`创建接口响应解析失败：${error.message}`, message);
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message.isCreated = false;
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return message;
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}
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const success = parsed && typeof parsed === 'object' && parsed.code === 0;
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message.isCreated = success;
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if (!success) {
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return message;
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}
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const identityField = (message.crudFlow && message.crudFlow.identityField) ||
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message.identityField || 'dsid';
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const candidate = extractPrimaryKey(parsed, identityField);
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if (candidate) {
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message.primaryKeyValue = candidate;
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if (message.crudFlow && message.crudFlow.delete) {
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message.crudFlow.delete.actualKey = candidate;
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}
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}
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return message;
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}
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function extractPrimaryKey(response, identityField) {
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if (!response || typeof response !== 'object') {
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return null;
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}
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const data = response.data;
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if (!data) {
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return null;
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}
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if (typeof data === 'string' || typeof data === 'number') {
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return String(data);
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}
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if (Array.isArray(data)) {
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for (const item of data) {
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const value = extractPrimaryKey(item, identityField);
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if (value) {
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return value;
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}
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}
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} else if (typeof data === 'object') {
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if (data[identityField] !== undefined && data[identityField] !== null) {
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return String(data[identityField]);
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}
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if (Array.isArray(data.list)) {
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for (const item of data.list) {
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const value = extractPrimaryKey(item, identityField);
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if (value) {
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return value;
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}
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}
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}
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if (Array.isArray(data.items)) {
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for (const item of data.items) {
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const value = extractPrimaryKey(item, identityField);
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if (value) {
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return value;
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}
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}
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}
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}
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return null;
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}
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