#this holds all shared constants for the blue archive gacha system##
"""Centralised constants — colours, rates, layout, and paths."""
######################################################################
from pathlib import Path

# ── Paths ───────────────────────────────────────────────────────────────────
_PKG_DIR = Path(__file__).parent
_DATA_DIR = _PKG_DIR.parent / "data"
BUNDLED_DB = _PKG_DIR / "ba_students.json"
BANNER_FILE = _DATA_DIR / "ba_banner_state.json"
ASSETS_DIR = _PKG_DIR / "assets"
BG_PATH = ASSETS_DIR / "gacha_bg.png"
GACHA_ANIM_PATH = ASSETS_DIR / "Arona_Blue_Gacha_Animation.gif"
GACHA_ANIM_DURATION = 3.5  # 195 frames × 100 ms (used to be 19.5 will be changed later)

# ── APIs ────────────────────────────────────────────────────────────────────
BANNER_API = "https://api.ennead.cc/buruaka/banner"
CHARACTER_API = "https://api.ennead.cc/buruaka/character"
PORTRAIT_CDN = "https://schaledb.com/images"

# ── Gacha rates (matching real Blue Archive) ────────────────────────────────
# Regular/Pickup:   3★ = 3.0%,  2★ = 18.5%,  1★ = 78.5%
# Fes:              3★ = 6.0%,  2★ = 18.5%,  1★ = 75.5%
# 10th pull:        3★ = 3.0%,  2★ = 97.0%,  1★ = 0%   (guaranteed 2★+)
DEFAULT_RATES = (0.03, 0.185, 0.785)
PULL10_RATES = (0.03, 0.97, 0.0)
BANNER_RATES: dict[str, tuple[float, float, float]] = {
    "FesGacha": (0.06, 0.185, 0.755),
}

# ── Spark & Eligma ──────────────────────────────────────────────────────────
SPARK_TARGET = 200
ELIGMA_YIELD = {1: 1, 2: 10, 3: 50}

# ── Rarity colours (frame borders, stars, card backgrounds) ─────────────────
RARITY_COLOR = {
    3: (250, 210, 255),  # bright purple
    2: (255, 252, 160),  # bright gold
    1: (190, 235, 255),  # bright sky blue
}
RARITY_BG = {
    3: (42, 26, 54),
    2: (54, 48, 26),
    1: (26, 34, 54),
}
RARITY_EMBED_COLOR = {
    3: 0xF0D0FF,
    2: 0xFFF9A0,
    1: 0xC0E8FF,
}
RARITY_LABEL = {3: "3★", 2: "2★", 1: "1★"}
RARITY_SYMBOL = {3: "◆", 2: "⬟", 1: "●"}

# ── Canvas & card layout (1920×1080) ────────────────────────────────────────
CANVAS_W, CANVAS_H = 1920, 1080
CARD_W, CARD_H = 280, 390
CARD_RADIUS = 10
GAP_X, GAP_Y = 25, 20
COLS, ROWS = 5, 2
GRID_W = COLS * CARD_W + (COLS - 1) * GAP_X  # 1500
GRID_H = ROWS * CARD_H + (ROWS - 1) * GAP_Y  # 800
GRID_X = (CANVAS_W - GRID_W) // 2            # 210
GRID_Y = 260
HEADER_Y = 120
FOOTER_Y = GRID_Y + GRID_H + 50
STAR_BANNER_H = 36
NAME_STRIP_H = 42
PORTRAIT_TOP = STAR_BANNER_H + 4
PORTRAIT_H = CARD_H - PORTRAIT_TOP - NAME_STRIP_H - 4

# ── Inventory display ───────────────────────────────────────────────────────
PAGE_SIZE = 10
FILTER_LABELS: dict[str, int | None] = {"All": None, "3★": 3, "2★": 2, "1★": 1}

# ── Font paths (tried in order; Pillow default used as last resort) ─────────
FONT_PATHS = [
    "/usr/share/fonts/TTF/DejaVuSans.ttf",
    "/usr/share/fonts/TTF/DejaVuSans-Bold.ttf",
]