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feat: remove daily character seed from environment and implement random seed generation for selection

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whidix
2026-03-02 12:41:18 +01:00
parent b70e47b0d6
commit d78a70c473
2 changed files with 5 additions and 22 deletions
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5
.env.example
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@@ -7,8 +7,3 @@ ORIGIN=""
# For production use 32 characters and generated with high entropy # For production use 32 characters and generated with high entropy
# https://www.better-auth.com/docs/installation # https://www.better-auth.com/docs/installation
BETTER_AUTH_SECRET="" BETTER_AUTH_SECRET=""
# Daily Character Selection
# Seed for daily character selection (default: "onepiecedle")
# Can be any string - will be hashed to generate the rotation
DAILY_CHARACTER_SEED=onepiecedle

22
src/lib/server/daily-character.ts
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@@ -2,21 +2,8 @@ import { db } from '$lib/server/db';
import { arc, character, characterHistory, characterOverride, devilFruit } from '$lib/server/db/schema'; import { arc, character, characterHistory, characterOverride, devilFruit } from '$lib/server/db/schema';
import { desc, eq, inArray, and } from 'drizzle-orm'; import { desc, eq, inArray, and } from 'drizzle-orm';
// Get daily character seed from environment or use default // Generate or get random seed for daily character selection
const DAILY_CHARACTER_SEED_STRING = process.env.DAILY_CHARACTER_SEED || 'onepiecedle'; const RANDOM_SEED = Math.random();
// Convert string seed to number using a simple hash function
function hashString(str: string): number {
let hash = 0;
for (let i = 0; i < str.length; i++) {
const char = str.charCodeAt(i);
hash = ((hash << 5) - hash) + char;
hash = hash & hash; // Convert to 32bit integer
}
return Math.abs(hash);
}
const DAILY_CHARACTER_SEED = hashString(DAILY_CHARACTER_SEED_STRING);
const characterWithRelationsSelect = { const characterWithRelationsSelect = {
id: character.id, id: character.id,
@@ -168,8 +155,9 @@ export function normalizeDay(date: Date = new Date()): Date {
function pickDailyCharacter(characters: CharacterWithRelations[], date: Date): CharacterWithRelations { function pickDailyCharacter(characters: CharacterWithRelations[], date: Date): CharacterWithRelations {
const timestamp = getDateKey(date); const timestamp = getDateKey(date);
const daysSinceEpoch = Math.floor(timestamp / 1000 / 60 / 60 / 24); const daysSinceEpoch = Math.floor(timestamp / 1000 / 60 / 60 / 24);
const seed = (daysSinceEpoch + DAILY_CHARACTER_SEED) % characters.length; // Combine timestamp with random seed to avoid predictable results
return characters[seed]; const combinedSeed = (daysSinceEpoch + Math.floor(RANDOM_SEED * 1000000)) % characters.length;
return characters[combinedSeed];
} }
export async function getDailyModeCharacters(): Promise<CharacterWithRelations[]> { export async function getDailyModeCharacters(): Promise<CharacterWithRelations[]> {