Implemented test run editor's bulk test case selection

backend/routes/runcases/bulkNew.js

@@ -0,0 +1,47 @@
+const express = require("express");
+const router = express.Router();
+const defineRunCase = require("../../models/runCases");
+const { DataTypes, Op } = require("sequelize");
+
+module.exports = function (sequelize) {
+  const RunCase = defineRunCase(sequelize, DataTypes);
+
+  router.post("/bulknew", async (req, res) => {
+    const recordsToCreate = req.body;
+
+    try {
+      const existingRunCases = await RunCase.findAll({
+        where: {
+          [Op.or]: recordsToCreate.map((record) => ({
+            runId: record.runId,
+            caseId: record.caseId,
+          })),
+        },
+      });
+
+      // Filter out records that already exist
+      const recordsToCreateFiltered = recordsToCreate.filter((record) => {
+        return !existingRunCases.some(
+          (existingRecord) =>
+            existingRecord.runId === record.runId &&
+            existingRecord.caseId === record.caseId
+        );
+      });
+      console.log(recordsToCreateFiltered)
+      const newRunCases = await RunCase.bulkCreate(
+        recordsToCreateFiltered.map((record) => ({
+          runId: record.runId,
+          caseId: record.caseId,
+          status: 0,
+        }))
+      );
+
+      res.json(newRunCases);
+    } catch (error) {
+      console.error(error);
+      res.status(500).send("Internal Server Error");
+    }
+  });
+
+  return router;
+};