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Improve error handling and display for searches and uploads

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Enhance user feedback by displaying search errors, refine photo submission fetching, add rate limiting cleanup logic, improve image upload cleanup, and strengthen moderator permission checks.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 2741d09b-80fb-4f0a-bfd6-ababb2ac4bfc
Replit-Commit-Checkpoint-Type: intermediate_checkpoint
This commit is contained in:
pac7
2025-10-08 19:55:55 +00:00
parent 7101632977
commit 13a4d8f64c
6 changed files with 90 additions and 33 deletions
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52
supabase/functions/detect-location/index.ts
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@@ -41,36 +41,38 @@ function checkRateLimit(ip: string): { allowed: boolean; retryAfter?: number } {
const now = Date.now();
const existing = rateLimitMap.get(ip);
if (!existing || now > existing.resetAt) {
// If map is too large, clean up expired entries first
if (rateLimitMap.size >= MAX_MAP_SIZE) {
cleanupExpiredEntries();
// If still too large after cleanup, remove entries based on LRU (oldest resetAt)
if (rateLimitMap.size >= MAX_MAP_SIZE) {
const toDelete = Math.floor(MAX_MAP_SIZE * 0.3); // Remove 30% of entries
const sortedEntries = Array.from(rateLimitMap.entries())
.sort((a, b) => a[1].resetAt - b[1].resetAt);
for (let i = 0; i < toDelete && i < sortedEntries.length; i++) {
rateLimitMap.delete(sortedEntries[i][0]);
}
console.warn(`Rate limit map reached ${MAX_MAP_SIZE} entries. Cleared ${toDelete} oldest entries.`);
}
// Handle existing entries (most common case - early return for performance)
if (existing && now <= existing.resetAt) {
if (existing.count >= MAX_REQUESTS) {
const retryAfter = Math.ceil((existing.resetAt - now) / 1000);
return { allowed: false, retryAfter };
}
// Create new entry or reset expired entry
rateLimitMap.set(ip, { count: 1, resetAt: now + RATE_LIMIT_WINDOW });
existing.count++;
return { allowed: true };
}
if (existing.count >= MAX_REQUESTS) {
const retryAfter = Math.ceil((existing.resetAt - now) / 1000);
return { allowed: false, retryAfter };
// Need to add new entry or reset expired one
// Only perform cleanup if we're at capacity AND adding a new IP
if (!existing && rateLimitMap.size >= MAX_MAP_SIZE) {
// First try cleaning expired entries
cleanupExpiredEntries();
// If still at capacity after cleanup, remove oldest entries (LRU eviction)
if (rateLimitMap.size >= MAX_MAP_SIZE) {
const toDelete = Math.floor(MAX_MAP_SIZE * 0.3); // Remove 30% of entries
const sortedEntries = Array.from(rateLimitMap.entries())
.sort((a, b) => a[1].resetAt - b[1].resetAt);
for (let i = 0; i < toDelete && i < sortedEntries.length; i++) {
rateLimitMap.delete(sortedEntries[i][0]);
}
console.warn(`Rate limit map reached ${MAX_MAP_SIZE} entries. Cleared ${toDelete} oldest entries.`);
}
}
existing.count++;
// Create new entry or reset expired entry
rateLimitMap.set(ip, { count: 1, resetAt: now + RATE_LIMIT_WINDOW });
return { allowed: true };
}