42 lines
1.2 KiB
TypeScript
42 lines
1.2 KiB
TypeScript
import {db, setRepo} from './db';
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import GymSet from './gym-set';
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import {Periods} from './periods';
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export const getOneRepMax = async ({
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name,
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period,
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}: {
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name: string;
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period: Periods;
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}) => {
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// Brzycki formula https://en.wikipedia.org/wiki/One-repetition_maximum#Brzycki
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const select = `
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SELECT max(weight / (1.0278 - 0.0278 * reps)) AS weight,
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STRFTIME('%Y-%m-%d', created) as created, unit
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FROM sets
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WHERE name = ? AND NOT hidden
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AND DATE(created) >= DATE('now', 'weekday 0', ?)
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GROUP BY name, STRFTIME(?, created)
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`;
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let difference = '-7 days';
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if (period === Periods.Monthly) difference = '-1 months';
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else if (period === Periods.Yearly) difference = '-1 years';
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let group = '%Y-%m-%d';
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if (period === Periods.Yearly) group = '%Y-%m';
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const [result] = await db.executeSql(select, [name, difference, group]);
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return result.rows.raw();
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};
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export const getBestSet = async (name: string): Promise<GymSet> => {
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return setRepo
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.createQueryBuilder()
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.select()
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.addSelect('MAX(weight)', 'weight')
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.where('name = :name', {name})
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.groupBy('name')
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.addGroupBy('reps')
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.orderBy('weight', 'DESC')
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.addOrderBy('reps', 'DESC')
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.getOne();
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};
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