107 lines
2.9 KiB
MySQL
107 lines
2.9 KiB
MySQL
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CREATE OR REPLACE FUNCTION update_item(item_id INTEGER,
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item_title TEXT, item_url TEXT, item_text TEXT, boost INTEGER,
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fwd_user_id INTEGER, has_img_link BOOLEAN)
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RETURNS "Item"
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LANGUAGE plpgsql
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AS $$
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DECLARE
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user_msats INTEGER;
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prior_cost INTEGER;
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prior_act_id INTEGER;
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cost INTEGER;
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item "Item";
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BEGIN
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PERFORM ASSERT_SERIALIZED();
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SELECT * INTO item FROM "Item" WHERE id = item_id;
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-- if has_img_link we need to figure out new costs, which is their prior_cost * 9
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IF has_img_link AND NOT item."paidImgLink" THEN
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SELECT sats * 1000, id INTO prior_cost, prior_act_id
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FROM "ItemAct"
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WHERE act = 'VOTE' AND "itemId" = item.id AND "userId" = item."userId";
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cost := prior_cost * 9;
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IF cost > user_msats THEN
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RAISE EXCEPTION 'SN_INSUFFICIENT_FUNDS';
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END IF;
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UPDATE users SET msats = msats - cost WHERE id = item."userId";
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UPDATE "ItemAct" SET sats = (prior_cost + cost) / 1000 WHERE id = prior_act_id;
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END IF;
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UPDATE "Item" set title = item_title, url = item_url, text = item_text, "fwdUserId" = fwd_user_id, "paidImgLink" = has_img_link
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WHERE id = item_id
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RETURNING * INTO item;
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IF boost > 0 THEN
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PERFORM item_act(item.id, item."userId", 'BOOST', boost);
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END IF;
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RETURN item;
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END;
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$$;
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CREATE OR REPLACE FUNCTION create_poll(
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title TEXT, text TEXT, poll_cost INTEGER, boost INTEGER, user_id INTEGER,
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options TEXT[], fwd_user_id INTEGER, has_img_link BOOLEAN, spam_within INTERVAL)
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RETURNS "Item"
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LANGUAGE plpgsql
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AS $$
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DECLARE
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item "Item";
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option TEXT;
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BEGIN
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PERFORM ASSERT_SERIALIZED();
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item := create_item(title, null, text, boost, null, user_id, fwd_user_id, has_img_link, spam_within);
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UPDATE "Item" set "pollCost" = poll_cost where id = item.id;
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FOREACH option IN ARRAY options LOOP
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INSERT INTO "PollOption" (created_at, updated_at, "itemId", "option") values (now_utc(), now_utc(), item.id, option);
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END LOOP;
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RETURN item;
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END;
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$$;
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CREATE OR REPLACE FUNCTION update_poll(
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id INTEGER, title TEXT, text TEXT, boost INTEGER,
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options TEXT[], fwd_user_id INTEGER, has_img_link BOOLEAN)
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RETURNS "Item"
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LANGUAGE plpgsql
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AS $$
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DECLARE
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item "Item";
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option TEXT;
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BEGIN
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PERFORM ASSERT_SERIALIZED();
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item := update_item(id, title, null, text, boost, fwd_user_id, has_img_link);
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FOREACH option IN ARRAY options LOOP
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INSERT INTO "PollOption" (created_at, updated_at, "itemId", "option") values (now_utc(), now_utc(), item.id, option);
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END LOOP;
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RETURN item;
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END;
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$$;
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CREATE OR REPLACE FUNCTION create_bio(title TEXT, text TEXT, user_id INTEGER, has_img_link BOOLEAN)
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RETURNS "Item"
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LANGUAGE plpgsql
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AS $$
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DECLARE
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item "Item";
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BEGIN
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PERFORM ASSERT_SERIALIZED();
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SELECT * INTO item FROM create_item(title, NULL, text, 0, NULL, user_id, NULL, has_img_link, '0');
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UPDATE users SET "bioId" = item.id WHERE id = user_id;
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RETURN item;
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END;
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$$;
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