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[#231] Validate plot existence before allowing comments #236

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Merged
realproject7 merged 2 commits into from
Mar 17, 2026
Merged

[#231] Validate plot existence before allowing comments #236

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ec8a08c
[#231] Validate plot existence before allowing comments
realproject7 Mar 17, 2026
cb99276
[#231] Handle plot lookup DB error before empty-result check
realproject7 Mar 17, 2026
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13 changes: 13 additions & 0 deletions src/app/api/comments/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -113,6 +113,19 @@ export async function POST(req: NextRequest) {
const serverClient = createServerClient();
if (!serverClient) return error("Supabase not configured", 500);

// Validate that the (storyline_id, plot_index) pair exists
const { data: plot, error: plotError } = await serverClient.from("plots")
.select("id")
.eq("storyline_id", storylineId)
.eq("plot_index", plotIndex)
.eq("contract_address", STORY_FACTORY.toLowerCase())
.limit(1);

if (plotError) return error(`Database error: ${plotError.message}`, 500);
if (!plot || plot.length === 0) {
return error("Plot does not exist");
}

// Rate limit: max 1 comment per address per plot per minute
const oneMinuteAgo = new Date(Date.now() - 60 * 1000).toISOString();
const { data: recent } = await serverClient.from("comments")
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