beatport: GENRES + list_genres() con test

core/beatport.py

@@ -0,0 +1,56 @@
+"""Fetch Top 100 Beatport per genere.
+
+Approccio: estrai il JSON `__NEXT_DATA__` dal HTML della pagina Next.js.
+Bypass Cloudflare via curl_cffi (TLS impersonation).
+Vedi docs/superpowers/specs/2026-07-14-beatport-charts-design.md.
+"""
+
+from __future__ import annotations
+
+
+# Mappa slug URL Beatport -> (numeric_id, display_name)
+# Enumerata via scripts/refresh_beatport_genres.py (Task 1).
+# Copia dell'output di /tmp/genres_output.txt (31 generi).
+GENRES: dict = {
+    "drum-bass": (1, "Drum & Bass"),
+    "hard-techno": (2, "Hard Techno"),
+    "electronica": (3, "Electronica"),
+    "house": (5, "House"),
+    "techno-peak-time-driving": (6, "Techno (Peak Time / Driving)"),
+    "trance-main-floor": (7, "Trance (Main Floor)"),
+    "hard-dance-hardcore-neo-rave": (8, "Hard Dance / Hardcore / Neo Rave"),
+    "breaks-breakbeat-uk-bass": (9, "Breaks / Breakbeat / UK Bass"),
+    "tech-house": (11, "Tech House"),
+    "deep-house": (12, "Deep House"),
+    "psy-trance": (13, "Psy-Trance"),
+    "minimal-deep-tech": (14, "Minimal / Deep Tech"),
+    "progressive-house": (15, "Progressive House"),
+    "dubstep": (18, "Dubstep"),
+    "indie-dance": (37, "Indie Dance"),
+    "trap-future-bass": (38, "Trap / Future Bass"),
+    "dance-pop": (39, "Dance / Pop"),
+    "nu-disco-disco": (50, "Nu Disco / Disco"),
+    "funky-house": (81, "Funky House"),
+    "bass-club": (85, "Bass / Club"),
+    "uk-garage-bassline": (86, "UK Garage / Bassline"),
+    "afro-house": (89, "Afro House"),
+    "melodic-house-techno": (90, "Melodic House & Techno"),
+    "bass-house": (91, "Bass House"),
+    "techno-raw-deep-hypnotic": (92, "Techno (Raw / Deep / Hypnotic)"),
+    "organic-house": (93, "Organic House"),
+    "electro-classic-detroit-modern": (94, "Electro (Classic / Detroit / Modern)"),
+    "140-deep-dubstep-grime": (95, "140 / Deep Dubstep / Grime"),
+    "mainstage": (96, "Mainstage"),
+    "jackin-house": (97, "Jackin House"),
+    "trance-raw-deep-hypnotic": (99, "Trance (Raw / Deep / Hypnotic)"),
+}
+
+
+def list_genres() -> list:
+    """Ritorna [{slug, id, name}, ...] ordinato alfabeticamente per name."""
+    result = [
+        {"slug": slug, "id": gid, "name": name}
+        for slug, (gid, name) in GENRES.items()
+    ]
+    result.sort(key=lambda g: g["name"].casefold())
+    return result

tests/test_beatport.py

@@ -0,0 +1,29 @@
+"""Test per core.beatport."""
+
+from __future__ import annotations
+
+import pytest
+
+from core import beatport
+
+
+class TestListGenres:
+    def test_returns_list_of_dicts(self):
+        result = beatport.list_genres()
+        assert isinstance(result, list)
+        assert len(result) >= 10  # almeno 10 generi
+        for g in result:
+            assert set(g.keys()) == {"slug", "id", "name"}
+            assert isinstance(g["slug"], str) and g["slug"]
+            assert isinstance(g["id"], int) and g["id"] > 0
+            assert isinstance(g["name"], str) and g["name"]
+
+    def test_sorted_alphabetically_by_name(self):
+        result = beatport.list_genres()
+        names = [g["name"] for g in result]
+        assert names == sorted(names, key=str.casefold)
+
+    def test_melodic_house_techno_present(self):
+        result = beatport.list_genres()
+        slugs = [g["slug"] for g in result]
+        assert "melodic-house-techno" in slugs