Add durable candidate funnel

tests/monitor.test.ts

@@ -1,5 +1,5 @@
 import { describe, it, expect, vi, beforeEach } from 'vitest';
-import { MonitorService } from '../src/services/monitor.js';
+import { MonitorService, parseSelfDeclaredAge } from '../src/services/monitor.js';
 import {
   RedditRateLimitError,
   RedditSubredditUnavailableError,
@@ -24,6 +24,7 @@ function createMockPostsRepo(processedIds: Set<string> = new Set()): PostsReposi
     isProcessed: vi.fn((id: string) => processedIds.has(id)),
     isProcessedAnywhere: vi.fn((id: string) => processedIds.has(id)),
     insert: vi.fn(),
+    insertIfAbsent: vi.fn(() => true),
     updateAnalysis: vi.fn(),
     markMessageSent: vi.fn(),
     setError: vi.fn(),
@@ -168,7 +169,7 @@ describe('MonitorService', () => {
     expect(redditApi.isSellerProfile).toHaveBeenCalledWith(
       'seller', config.reddit.sellerKeywords, config.reddit.sellerDomains, sellerPost,
     );
-    expect(postsRepo.insert).toHaveBeenCalledWith(expect.objectContaining({ id: 't3_seller' }));
+    expect(postsRepo.insertIfAbsent).toHaveBeenCalledWith(expect.objectContaining({ id: 't3_seller' }));
     expect(postsRepo.setError).toHaveBeenCalledWith('t3_seller', 'Seller signals detected');
   });
 
@@ -192,7 +193,7 @@ describe('MonitorService', () => {
     await expect(monitor.getUnprocessedPosts()).resolves.toEqual([selected]);
     expect(logger.logs).toContainEqual(expect.objectContaining({
       level: 'info',
-      message: 'r/sub1 listing: 4 fetched; 3 screened; 0 already processed; 1 already messaged; 1 seller signals; 0 missing gender tag; 0 gender not targeted; 1 eligible (selected); 0 outside recent window; 1 not evaluated after selected recent candidate',
+      message: 'r/sub1 listing: 4 fetched; 3 screened; 0 already processed; 1 already messaged; 1 seller signals; 0 missing gender tag; 0 gender not targeted; 0 missing age tag; 0 underage; 1 eligible (selected); 0 outside recent window; 1 not evaluated after selected recent candidate',
     }));
   });
 
@@ -224,7 +225,7 @@ describe('MonitorService', () => {
     );
   });
 
-  it('finishes the seller and gender checks for one candidate before moving to the next', async () => {
+  it('runs free gender and age checks before seller profile requests', async () => {
     const newer: RedditPost = {
       id: 't3_newer', subreddit: 'chat-sub', author: 'newer', title: '[30M] hello',
       url: '', permalink: '/r/chat-sub/newer', thumbnail: '', is_self: true,
@@ -249,11 +250,18 @@ describe('MonitorService', () => {
 
     await expect(monitor.getUnprocessedPosts()).resolves.toEqual([eligible]);
     expect(vi.mocked(redditApi.isSellerProfile).mock.calls.map(([username]) => username))
-      .toEqual(['newer', 'eligible']);
-    expect(postsRepo.insert).toHaveBeenCalledWith(expect.objectContaining({ id: 't3_newer' }));
+      .toEqual(['eligible']);
+    expect(postsRepo.insertIfAbsent).toHaveBeenCalledWith(expect.objectContaining({ id: 't3_newer' }));
     expect(postsRepo.setError).toHaveBeenCalledWith('t3_newer', 'Gender tag "male" not targeted');
   });
 
+  it('parses adult subreddit age tags without treating unrelated numbers as ages', () => {
+    expect(parseSelfDeclaredAge('28 [F4M] Online')).toBe(28);
+    expect(parseSelfDeclaredAge('[25F] hello')).toBe(25);
+    expect(parseSelfDeclaredAge('F 31 looking to chat')).toBe(31);
+    expect(parseSelfDeclaredAge('F4M, 100 percent bored')).toBeNull();
+  });
+
   it('tries next subreddit when first has no valid posts', async () => {
     const post1: RedditPost = {
       id: 't3_1', subreddit: 'sub2', author: 'user1', title: 'Post',