import { ScoreComparison, YAPSScore } from '../types.js';
import { getYapsScore } from './yaps-api.js';
// Generate a natural language summary of the comparison
const generateComparisonSummary = (
userA: { username: string; yaps_l24h: number; yaps_l30d: number },
userB: { username: string; yaps_l24h: number; yaps_l30d: number },
deltas: { yaps_l24h: number; yaps_l30d: number }
): string => {
// Determine who has higher scores
const higher24h = deltas.yaps_l24h > 0 ? userA.username : userB.username;
const higher30d = deltas.yaps_l30d > 0 ? userA.username : userB.username;
// Get absolute values for reporting
const abs24h = Math.abs(deltas.yaps_l24h);
const abs30d = Math.abs(deltas.yaps_l30d);
// Handle case where one user is clearly dominant
if (higher24h === higher30d) {
return `@${higher24h} shows stronger engagement with ${abs24h.toFixed(1)} more YAPS in last 24h and ${abs30d.toFixed(1)} more in last 30 days.`;
}
// Handle mixed comparison
return `@${higher24h} leads in recent activity (${abs24h.toFixed(1)} more YAPS in 24h) while @${higher30d} has better long-term metrics (${abs30d.toFixed(1)} more YAPS over 30 days).`;
};
// Compare two users' YAPS scores
export const compareYapsScores = async (usernameA: string, usernameB: string): Promise<ScoreComparison> => {
// Fetch both scores in parallel
const [scoreA, scoreB] = await Promise.all([
getYapsScore(usernameA),
getYapsScore(usernameB)
]);
// Calculate deltas (A - B)
const deltas = {
yaps_all: scoreA.yaps_all - scoreB.yaps_all,
yaps_l24h: scoreA.yaps_l24h - scoreB.yaps_l24h,
yaps_l30d: scoreA.yaps_l30d - scoreB.yaps_l30d
};
// Generate a natural language summary
const summary = generateComparisonSummary(
{ username: scoreA.username, yaps_l24h: scoreA.yaps_l24h, yaps_l30d: scoreA.yaps_l30d },
{ username: scoreB.username, yaps_l24h: scoreB.yaps_l24h, yaps_l30d: scoreB.yaps_l30d },
{ yaps_l24h: deltas.yaps_l24h, yaps_l30d: deltas.yaps_l30d }
);
// Construct the comparison result
const comparison: ScoreComparison = {
user_a: {
user_id: scoreA.user_id,
username: scoreA.username,
yaps_all: scoreA.yaps_all,
yaps_l24h: scoreA.yaps_l24h,
yaps_l30d: scoreA.yaps_l30d
},
user_b: {
user_id: scoreB.user_id,
username: scoreB.username,
yaps_all: scoreB.yaps_all,
yaps_l24h: scoreB.yaps_l24h,
yaps_l30d: scoreB.yaps_l30d
},
deltas,
summary
};
return comparison;
};
