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