45 lines
1.2 KiB
MySQL
45 lines
1.2 KiB
MySQL
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-- AlterTable
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ALTER TABLE "Item" ADD COLUMN "lastZapAt" TIMESTAMP(3);
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-- CreateIndex
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CREATE INDEX "Item_lastZapAt_idx" ON "Item"("lastZapAt");
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-- CreateIndex
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CREATE INDEX "Reply_itemId_idx" ON "Reply"("itemId");
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-- CreateIndex
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CREATE INDEX "Reply_userId_idx" ON "Reply"("userId");
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-- when an item is zapped, update the lastZapAt field
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CREATE OR REPLACE FUNCTION sats_after_tip(item_id INTEGER, user_id INTEGER, tip_msats BIGINT) RETURNS INTEGER AS $$
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DECLARE
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item "Item";
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BEGIN
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SELECT * FROM "Item" WHERE id = item_id INTO item;
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IF user_id <> 27 AND item."userId" = user_id THEN
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RETURN 0;
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END IF;
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UPDATE "Item"
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SET "msats" = "msats" + tip_msats,
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"lastZapAt" = now()
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WHERE id = item.id;
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UPDATE "Item"
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SET "commentMsats" = "commentMsats" + tip_msats
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WHERE id <> item.id and path @> item.path;
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RETURN 1;
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END;
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$$ LANGUAGE plpgsql;
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-- retrofit the lastZapAt field for all existing items
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UPDATE "Item" SET "lastZapAt" = "Zap".at
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FROM (
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SELECT "ItemAct"."itemId", MAX("ItemAct"."created_at") AS at
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FROM "ItemAct"
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WHERE "ItemAct".act = 'TIP'
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GROUP BY "ItemAct"."itemId"
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) AS "Zap"
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WHERE "Item"."id" = "Zap"."itemId";
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