File size: 2,725 Bytes
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DataController — loads and validates all JSON data files at startup.
Exposes typed AppData to the rest of the app.
"""
import json
from pathlib import Path
from models import AppData, ImpCategory, IvCategory, TongueTwister
from models.data_models import TTLevels
DATA_DIR = Path(__file__).parent.parent / "src" / "data"
class DataController:
def __init__(self) -> None:
jam = json.loads((DATA_DIR / "jam.json").read_text(encoding="utf-8"))
tt_raw = json.loads((DATA_DIR / "tongue-twisters.json").read_text(encoding="utf-8"))
imp_raw = json.loads((DATA_DIR / "impromptu.json").read_text(encoding="utf-8"))
iv_raw = json.loads((DATA_DIR / "interview.json").read_text(encoding="utf-8"))
self.data = AppData(
jam=jam,
tt=TTLevels(
easy=[TongueTwister(**i) for i in tt_raw["easy"]],
medium=[TongueTwister(**i) for i in tt_raw["medium"]],
hard=[TongueTwister(**i) for i in tt_raw["hard"]],
),
impromptu=[ImpCategory(**c) for c in imp_raw],
interview=[IvCategory(**c) for c in iv_raw],
)
# ── Accessor helpers ──────────────────────────────────────────────────────
@property
def jam_prompts(self) -> list[str]:
return self.data.jam
def tt_items(self, level: str) -> list[TongueTwister]:
return getattr(self.data.tt, level)
@property
def imp_categories(self) -> list[ImpCategory]:
return self.data.impromptu
@property
def imp_category_names(self) -> list[str]:
return [c.category for c in self.data.impromptu]
def imp_questions(self, cat_name: str) -> list[str]:
"""Return questions for a category name, or all questions if 'All'."""
if cat_name == "All":
return [q for c in self.data.impromptu for q in c.questions]
for c in self.data.impromptu:
if c.category == cat_name:
return c.questions
return []
@property
def iv_categories(self) -> list[IvCategory]:
return self.data.interview
@property
def iv_category_names(self) -> list[str]:
return [c.category for c in self.data.interview]
def iv_questions(self, cat_name: str) -> list[str]:
"""Return questions for a category name, or all questions if 'All'."""
if cat_name == "All":
return [q for c in self.data.interview for q in c.questions]
for c in self.data.interview:
if c.category == cat_name:
return c.questions
return []
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