jason
73 lines
2.6 KiB
TypeScript
73 lines
2.6 KiB
TypeScript
import { type NextRequest } from "next/server";
|
|
import { prisma } from "@/lib/prisma";
|
|
import { ok, errorResponse, requireRole, ApiError } from "@/lib/api";
|
|
import { audit } from "@/lib/audit";
|
|
import { clientIp } from "@/lib/request";
|
|
|
|
/**
|
|
* Claim an operation for the current operator. We enforce the "single claim"
|
|
* invariant at the DB level: updateMany's where clause includes
|
|
* { claimedByUserId: null, status: "pending" }, so a second operator racing
|
|
* us will match 0 rows and we reject with 409. No transaction needed.
|
|
*
|
|
* On success we also open a TimeLog row so "hours on machine" telemetry
|
|
* later lines up with actual floor time.
|
|
*/
|
|
export async function POST(req: NextRequest, ctx: { params: Promise<{ id: string }> }) {
|
|
try {
|
|
const actor = await requireRole("operator");
|
|
const { id } = await ctx.params;
|
|
|
|
const existing = await prisma.operation.findUnique({
|
|
where: { id },
|
|
select: { id: true, status: true, claimedByUserId: true, name: true },
|
|
});
|
|
if (!existing) throw new ApiError(404, "not_found", "Operation not found");
|
|
|
|
if (existing.status === "completed") {
|
|
throw new ApiError(409, "op_completed", "This step is already completed");
|
|
}
|
|
if (existing.claimedByUserId && existing.claimedByUserId !== actor.id) {
|
|
throw new ApiError(409, "op_claimed", "Another operator is already working on this step");
|
|
}
|
|
if (existing.claimedByUserId === actor.id) {
|
|
// Idempotent: scanning again while already holding the claim is a no-op.
|
|
const op = await prisma.operation.findUnique({ where: { id } });
|
|
return ok({ operation: op, alreadyClaimed: true });
|
|
}
|
|
|
|
const now = new Date();
|
|
const updateResult = await prisma.operation.updateMany({
|
|
where: { id, claimedByUserId: null, status: "pending" },
|
|
data: {
|
|
status: "in_progress",
|
|
claimedByUserId: actor.id,
|
|
claimedAt: now,
|
|
},
|
|
});
|
|
if (updateResult.count === 0) {
|
|
// Lost a race to another operator between the check above and the update.
|
|
throw new ApiError(409, "op_claimed", "Another operator just claimed this step");
|
|
}
|
|
|
|
await prisma.timeLog.create({
|
|
data: { operationId: id, operatorId: actor.id, startedAt: now },
|
|
});
|
|
|
|
const op = await prisma.operation.findUnique({ where: { id } });
|
|
|
|
await audit({
|
|
actorId: actor.id,
|
|
action: "claim_op",
|
|
entity: "Operation",
|
|
entityId: id,
|
|
after: { status: "in_progress", claimedByUserId: actor.id },
|
|
ipAddress: clientIp(req),
|
|
});
|
|
|
|
return ok({ operation: op });
|
|
} catch (err) {
|
|
return errorResponse(err);
|
|
}
|
|
}
|