48 lines
1.3 KiB
TypeScript
48 lines
1.3 KiB
TypeScript
import { pgRead, pool } from "./database/pg-wrapper";
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import { Forecast } from "./platforms";
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export async function getFrontpage(): Promise<Forecast[]> {
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const res = await pool.query(
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"SELECT frontpage_sliced FROM frontpage ORDER BY id DESC LIMIT 1"
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);
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if (!res.rows.length) return [];
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return res.rows[0].frontpage_sliced;
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}
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export async function getFrontpageFull(): Promise<Forecast[]> {
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const res = await pool.query(
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"SELECT frontpage_full FROM frontpage ORDER BY id DESC LIMIT 1"
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);
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if (!res.rows.length) return [];
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return res.rows[0].frontpage_full;
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}
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export async function rebuildFrontpage() {
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const frontpageFull = await pgRead({
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tableName: "questions",
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});
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const frontpageSliced = (
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await pool.query(`
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SELECT * FROM questions
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WHERE
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(qualityindicators->>'stars')::int >= 3
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AND description != ''
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AND JSONB_ARRAY_LENGTH(options) > 0
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ORDER BY RANDOM() LIMIT 50
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`)
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).rows;
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const start = Date.now();
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await pool.query(
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"INSERT INTO frontpage(frontpage_full, frontpage_sliced) VALUES($1, $2)",
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[JSON.stringify(frontpageFull), JSON.stringify(frontpageSliced)]
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);
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const end = Date.now();
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const difference = end - start;
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console.log(
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`Took ${difference / 1000} seconds, or ${difference / (1000 * 60)} minutes.`
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);
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}
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