from __future__ import annotations

import io

import numpy as np
from PIL import (
    Image, ImageChops, ImageDraw, ImageEnhance, ImageFilter, ImageFont,
)

from visualization.cards.card_data import _fmt_val
from visualization.cards.poster_templates import TEMPLATES, THEMES
from utils.logger import logger


# ---------------------------------------------------------------------------
# Font helper
# ---------------------------------------------------------------------------

def _font(size: int) -> ImageFont.ImageFont:
    try:
        return ImageFont.load_default(size=size)
    except TypeError:
        return ImageFont.load_default()


# ---------------------------------------------------------------------------
# Color helpers
# ---------------------------------------------------------------------------

def _rgba(rgb: tuple, alpha: int = 255) -> tuple:
    return rgb + (alpha,)


# ---------------------------------------------------------------------------
# Glow drawing primitives
# ---------------------------------------------------------------------------

def _glow_rect(
    base: Image.Image,
    x: int, y: int, w: int, h: int,
    color: tuple,
    border: int = 1,
    glow_radius: int = 10,
    glow_alpha: int = 65,
) -> None:
    """Draw a glowing border rectangle directly onto an RGBA base."""
    layer = Image.new("RGBA", base.size, (0, 0, 0, 0))
    ld = ImageDraw.Draw(layer)
    for i in range(glow_radius, 0, -2):
        a = int(glow_alpha * (1 - i / glow_radius) ** 1.5)
        ld.rectangle(
            [x - i, y - i, x + w + i, y + h + i],
            outline=_rgba(color, a), width=1,
        )
    layer = layer.filter(ImageFilter.GaussianBlur(radius=3))
    base.alpha_composite(layer)
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], outline=_rgba(color, 210), width=border)


def _glow_line(
    base: Image.Image,
    xy: list,
    color: tuple,
    width: int = 1,
    glow_radius: int = 5,
    glow_alpha: int = 55,
) -> None:
    """Draw a glowing line onto an RGBA base."""
    layer = Image.new("RGBA", base.size, (0, 0, 0, 0))
    ld = ImageDraw.Draw(layer)
    ld.line(xy, fill=_rgba(color, glow_alpha), width=width + glow_radius)
    layer = layer.filter(ImageFilter.GaussianBlur(radius=glow_radius // 2))
    base.alpha_composite(layer)
    bd = ImageDraw.Draw(base)
    bd.line(xy, fill=_rgba(color, 200), width=width)


def _hud_corners(
    base: Image.Image,
    x: int, y: int, w: int, h: int,
    color: tuple,
    size: int = 20,
    thickness: int = 1,
) -> None:
    """Draw four L-shaped HUD corner brackets."""
    bd = ImageDraw.Draw(base)
    segs = [
        [(x, y + size), (x, y), (x + size, y)],
        [(x + w - size, y), (x + w, y), (x + w, y + size)],
        [(x, y + h - size), (x, y + h), (x + size, y + h)],
        [(x + w - size, y + h), (x + w, y + h), (x + w, y + h - size)],
    ]
    for pts in segs:
        bd.line(pts, fill=_rgba(color, 200), width=thickness)


# ---------------------------------------------------------------------------
# Background
# ---------------------------------------------------------------------------

def build_background(W: int, H: int, theme: dict) -> Image.Image:
    """
    Procedural dark background:
    - Dark navy base with subtle noise grain
    - Corner-weighted vignette
    - Scattered faint star particles
    """
    rng = np.random.default_rng(seed=42)
    noise = rng.integers(0, 14, (H, W, 3), dtype=np.uint8)
    base_c = np.array(theme["bg"], dtype=np.int16)
    arr = np.clip(base_c + noise, 0, 255).astype(np.uint8)

    # Radial vignette
    cy, cx = H / 2.0, W / 2.0
    Y, X = np.mgrid[0:H, 0:W].astype(np.float32)
    dist = np.sqrt(((X - cx) / cx) ** 2 + ((Y - cy) / cy) ** 2)
    vig = np.clip(1.0 - theme["vignette"] * dist, 0.25, 1.0)
    arr = (arr * vig[:, :, np.newaxis]).clip(0, 255).astype(np.uint8)

    img = Image.fromarray(arr, "RGB").convert("RGBA")

    # Faint star particles
    draw = ImageDraw.Draw(img)
    rng2 = np.random.default_rng(seed=7)
    for _ in range(150):
        sx = int(rng2.integers(0, W))
        sy = int(rng2.integers(0, H))
        br = int(rng2.integers(35, 110))
        sz = int(rng2.choice([1, 1, 1, 2]))
        draw.ellipse(
            [sx, sy, sx + sz, sy + sz],
            fill=(br, int(br * 1.05), int(br * 1.25), br),
        )

    return img


# ---------------------------------------------------------------------------
# Header
# ---------------------------------------------------------------------------

def _draw_header(base: Image.Image, payload: dict, zone: tuple, theme: dict) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel"], 248))

    # Bottom glow line
    _glow_line(base, [(x, y + h - 1), (x + w, y + h - 1)],
               theme["accent_cyan"], width=1, glow_radius=5, glow_alpha=90)

    bd2 = ImageDraw.Draw(base)

    # Brand + type label (left column)
    bd2.text((x + 24, y + 12), "KASPER",
             font=_font(12), fill=_rgba(theme["accent_cyan"], 230))
    card_type = str(payload.get("card_type", "")).upper()
    type_label = {
        "HITTER":       "HITTER REPORT",
        "PITCHER":      "PITCHER REPORT",
        "GAME_SUMMARY": "GAME SUMMARY",
    }.get(card_type, "SCOUTING REPORT")
    bd2.text((x + 24, y + 30), type_label,
             font=_font(8), fill=_rgba(theme["text_dim"], 190))

    # Player name (large, left)
    name = str(payload.get("player_name", "—")).upper()
    bd2.text((x + 24, y + 50), name,
             font=_font(30), fill=_rgba(theme["text_primary"], 255))

    # Team + timeframe (right)
    team = str(payload.get("team", "—")).upper()
    tf   = str(payload.get("timeframe", "")).replace("_", " ").upper()
    bd2.text((x + w - 22, y + 12), team,
             font=_font(12), fill=_rgba(theme["text_secondary"], 200), anchor="ra")
    bd2.text((x + w - 22, y + 30), tf,
             font=_font(8), fill=_rgba(theme["text_dim"], 170), anchor="ra")


# ---------------------------------------------------------------------------
# Player image processing
# ---------------------------------------------------------------------------

def _remove_background(img: Image.Image) -> Image.Image:
    """Attempt background removal with rembg; return original on any failure."""
    try:
        from rembg import remove
        return remove(img)
    except ImportError:
        logger.warning("[poster] rembg not installed — skipping bg removal")
        return img
    except Exception as exc:
        logger.warning("[poster] rembg failed: %s", exc)
        return img


def _apply_glow(img: Image.Image, color: tuple, radius: int = 28) -> Image.Image:
    """
    Add a coloured glow halo around a player cutout (RGBA input).
    Returns a larger image with padding so the glow bleeds outward.
    """
    W, H = img.size
    pad = radius * 2
    padded = Image.new("RGBA", (W + 2 * pad, H + 2 * pad), (0, 0, 0, 0))
    padded.paste(img, (pad, pad), img)

    alpha = padded.split()[3]
    glow_layer = Image.new("RGBA", padded.size, _rgba(color, 0))
    glow_layer.putalpha(alpha)
    glow_layer = glow_layer.filter(ImageFilter.GaussianBlur(radius=radius))

    combined = Image.new("RGBA", padded.size, (0, 0, 0, 0))
    combined = Image.alpha_composite(combined, glow_layer)
    combined = Image.alpha_composite(combined, padded)
    return combined


def _apply_rim_light(img: Image.Image, color: tuple, width: int = 4) -> Image.Image:
    """Add a bright rim highlight on the silhouette edge. RGBA input/output."""
    alpha = img.split()[3]
    dilated = alpha.filter(ImageFilter.MaxFilter(width * 2 + 1))
    rim_mask = ImageChops.subtract(dilated, alpha)
    rim_mask = ImageEnhance.Brightness(Image.fromarray(
        np.array(rim_mask)
    )).enhance(1.3)

    rim = Image.new("RGBA", img.size, _rgba(color, 0))
    rim.putalpha(rim_mask)

    result = img.copy()
    result = Image.alpha_composite(result, rim)
    return result


def process_player_image(
    player_img: Image.Image | None,
    zone_wh: tuple[int, int],
    theme: dict,
    remove_bg: bool = True,
) -> Image.Image | None:
    """
    Full player image pipeline:
    1. Convert to RGBA
    2. Optionally remove background
    3. Resize to fit zone
    4. Apply rim light (on clean silhouette)
    5. Apply glow (expands canvas)
    Returns processed RGBA image.
    """
    if player_img is None:
        return None
    try:
        img = player_img.convert("RGBA")
        if remove_bg:
            img = _remove_background(img)
        zw, zh = zone_wh
        img.thumbnail((zw, zh), Image.LANCZOS)
        img = _apply_rim_light(img, theme["accent_cyan"], width=3)
        img = _apply_glow(img, theme["accent_cyan"], radius=26)
        return img
    except Exception as exc:
        logger.warning("[poster] player image processing failed: %s", exc)
        return None


def _paste_player(
    base: Image.Image,
    player_img: Image.Image | None,
    zone: tuple,
    theme: dict,
) -> None:
    """Paste processed player image into zone, bottom-centre aligned."""
    x, y, w, h = zone

    # Subtle zone tint
    overlay = Image.new("RGBA", base.size, (0, 0, 0, 0))
    ImageDraw.Draw(overlay).rectangle(
        [x, y, x + w, y + h], fill=_rgba(theme["panel"], 35)
    )
    base.alpha_composite(overlay)

    # HUD corner brackets
    _hud_corners(base, x + 10, y + 10, w - 20, h - 20,
                 theme["accent_cyan"], size=22, thickness=1)

    if player_img is None:
        bd = ImageDraw.Draw(base)
        bd.multiline_text(
            (x + w // 2, y + h // 2),
            "NO\nIMAGE",
            font=_font(20), fill=_rgba(theme["text_dim"], 100),
            anchor="mm", align="center",
        )
        return

    pw, ph = player_img.size
    paste_x = x + (w - pw) // 2
    paste_y = y + h - ph + 40  # slight upward pull to keep full glow visible

    # Use a full-canvas temp so PIL clips out-of-bounds naturally
    temp = Image.new("RGBA", base.size, (0, 0, 0, 0))
    temp.paste(player_img, (paste_x, paste_y))
    base.alpha_composite(temp)


# ---------------------------------------------------------------------------
# Metric box
# ---------------------------------------------------------------------------

def _draw_metric_box(
    base: Image.Image,
    zone: tuple,
    label: str,
    value: str,
    sub: str,
    theme: dict,
    accent: tuple | None = None,
) -> None:
    x, y, w, h = zone
    accent = accent or theme["accent_cyan"]

    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel_alt"], 245))
    _glow_rect(base, x, y, w, h, accent, border=1, glow_radius=10, glow_alpha=60)

    # Left accent stripe
    bd2 = ImageDraw.Draw(base)
    bd2.rectangle([x, y, x + 3, y + h], fill=_rgba(accent, 200))

    # Label (top-left)
    bd2.text((x + 14, y + 11), label.upper(),
             font=_font(9), fill=_rgba(theme["text_dim"], 200))

    # Value (centred, large)
    bd2.text((x + w // 2, y + h // 2 + 4), str(value),
             font=_font(34), fill=_rgba(theme["text_primary"], 255), anchor="mm")

    # Sub (bottom-right)
    if sub:
        bd2.text((x + w - 10, y + h - 10), sub,
                 font=_font(8), fill=_rgba(accent, 150), anchor="rb")


# ---------------------------------------------------------------------------
# Chart panel
# ---------------------------------------------------------------------------

def _draw_chart_panel(
    base: Image.Image,
    chart_img: Image.Image | None,
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel"], 245))
    _glow_rect(base, x, y, w, h, theme["accent_cyan"], border=1, glow_radius=7, glow_alpha=40)

    if chart_img is None:
        ImageDraw.Draw(base).text(
            (x + w // 2, y + h // 2), "DATA UNAVAILABLE",
            font=_font(10), fill=_rgba(theme["text_dim"], 140), anchor="mm",
        )
        return

    inner_w, inner_h = w - 8, h - 8
    resized = chart_img.resize((inner_w, inner_h), Image.LANCZOS).convert("RGBA")
    temp = Image.new("RGBA", base.size, (0, 0, 0, 0))
    temp.paste(resized, (x + 4, y + 4))
    base.alpha_composite(temp)


# ---------------------------------------------------------------------------
# Stat row (full width)
# ---------------------------------------------------------------------------

def _draw_stat_row(
    base: Image.Image,
    items: list[tuple[str, str]],
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel"], 245))
    _glow_line(base, [(x, y), (x + w, y)],
               theme["accent_cyan"], width=1, glow_radius=4, glow_alpha=60)
    _glow_line(base, [(x, y + h), (x + w, y + h)],
               theme["accent_cyan"], width=1, glow_radius=4, glow_alpha=60)

    n = max(len(items), 1)
    cell_w = w // n
    for i, (label, value) in enumerate(items):
        cx = x + i * cell_w + cell_w // 2
        if i > 0:
            ImageDraw.Draw(base).line(
                [(x + i * cell_w, y + 10), (x + i * cell_w, y + h - 10)],
                fill=_rgba(theme["border_subtle"], 100), width=1,
            )
        bd2 = ImageDraw.Draw(base)
        bd2.text((cx, y + 20), label.upper(),
                 font=_font(9), fill=_rgba(theme["text_dim"], 190), anchor="mm")
        bd2.text((cx, y + 62), str(value),
                 font=_font(18), fill=_rgba(theme["text_primary"], 240), anchor="mm")


# ---------------------------------------------------------------------------
# Readout panel
# ---------------------------------------------------------------------------

def _draw_readout_panel(
    base: Image.Image,
    lines: list[str],
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel"], 230))
    _glow_line(base, [(x, y), (x + w, y)],
               theme["accent_cyan"], width=1, glow_radius=4, glow_alpha=60)

    # Left accent bar
    ImageDraw.Draw(base).rectangle(
        [x, y, x + 3, y + h], fill=_rgba(theme["accent_cyan"], 180)
    )

    bd2 = ImageDraw.Draw(base)
    bd2.text((x + 16, y + 14), "KASPER READOUT",
             font=_font(10), fill=_rgba(theme["accent_cyan"], 230))

    for i, line in enumerate(lines[:5]):
        ty = y + 40 + i * 48
        bd2.text((x + 14, ty), "›",
                 font=_font(13), fill=_rgba(theme["accent_cyan"], 160))
        bd2.text((x + 30, ty), str(line),
                 font=_font(11), fill=_rgba(theme["text_secondary"], 200))


# ---------------------------------------------------------------------------
# Alert box
# ---------------------------------------------------------------------------

def _draw_alert_box(
    base: Image.Image,
    text: str,
    label: str,
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel_alert"], 245))
    _glow_rect(base, x, y, w, h, theme["accent_red"],
               border=1, glow_radius=12, glow_alpha=70)

    # Top accent bar
    ImageDraw.Draw(base).rectangle(
        [x, y, x + w, y + 4], fill=_rgba(theme["accent_red"], 180)
    )

    bd2 = ImageDraw.Draw(base)
    bd2.text((x + 14, y + 16), ("⚡ " + label.upper()),
             font=_font(10), fill=_rgba(theme["accent_red"], 240))

    # Simple word-wrap
    words = str(text).split()
    max_chars = (w - 28) // 7
    lines: list[str] = []
    cur = ""
    for word in words:
        test = (cur + " " + word).strip()
        if len(test) <= max_chars:
            cur = test
        else:
            if cur:
                lines.append(cur)
            cur = word
    if cur:
        lines.append(cur)

    for i, ln in enumerate(lines[:4]):
        bd2.text((x + 14, y + 36 + i * 30), ln,
                 font=_font(11), fill=_rgba(theme["text_primary"], 215))


# ---------------------------------------------------------------------------
# Rolling strip
# ---------------------------------------------------------------------------

def _draw_rolling_strip(
    base: Image.Image,
    items: list[tuple[str, str]],
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel_alt"], 235))
    _glow_rect(base, x, y, w, h, theme["accent_amber"],
               border=1, glow_radius=6, glow_alpha=40)

    n = max(len(items), 1)
    cell_w = w // n
    for i, (label, value) in enumerate(items):
        cx = x + i * cell_w + cell_w // 2
        if i > 0:
            ImageDraw.Draw(base).line(
                [(x + i * cell_w, y + 8), (x + i * cell_w, y + h - 8)],
                fill=_rgba(theme["border_subtle"], 80), width=1,
            )
        bd2 = ImageDraw.Draw(base)
        bd2.text((cx, y + 16), label.upper(),
                 font=_font(8), fill=_rgba(theme["text_dim"], 180), anchor="mm")
        bd2.text((cx, y + 56), str(value),
                 font=_font(14), fill=_rgba(theme["accent_amber"], 220), anchor="mm")


# ---------------------------------------------------------------------------
# Footer
# ---------------------------------------------------------------------------

def _draw_footer(base: Image.Image, zone: tuple, theme: dict) -> None:
    x, y, w, h = zone
    bd = ImageDraw.Draw(base)
    bd.rectangle([x, y, x + w, y + h], fill=_rgba(theme["panel"], 210))
    _glow_line(base, [(x, y), (x + w, y)],
               theme["accent_cyan"], width=1, glow_radius=4, glow_alpha=45)

    bd2 = ImageDraw.Draw(base)
    bd2.text((x + 24, y + 16), "KASPER",
             font=_font(13), fill=_rgba(theme["accent_cyan"], 210))
    bd2.text((x + w // 2, y + 18),
             "Statistical estimates only. Alpha release. Not financial advice.",
             font=_font(9), fill=_rgba(theme["text_dim"], 155), anchor="mm")
    bd2.text((x + w - 22, y + 16), "kasper.ai",
             font=_font(9), fill=_rgba(theme["text_dim"], 130), anchor="ra")


# ---------------------------------------------------------------------------
# Final post-processing effects
# ---------------------------------------------------------------------------

def _apply_final_effects(base: Image.Image) -> Image.Image:
    """Subtle vignette + very light grain pass."""
    W, H = base.size

    # Radial vignette overlay
    vig = Image.new("RGBA", (W, H), (0, 0, 0, 0))
    vd = ImageDraw.Draw(vig)
    cx, cy = W // 2, H // 2
    for i in range(28):
        t = i / 28.0
        alpha = int(100 * (1 - t) ** 2)
        rx = int(cx * (1.0 + 0.25 * (1 + t)))
        ry = int(cy * (1.0 + 0.25 * (1 + t)))
        vd.ellipse(
            [cx - rx, cy - ry, cx + rx, cy + ry],
            outline=(0, 0, 0, alpha),
            width=max(1, int(W * 0.035)),
        )
    vig = vig.filter(ImageFilter.GaussianBlur(radius=38))
    base.alpha_composite(vig)

    return base


# ---------------------------------------------------------------------------
# Export
# ---------------------------------------------------------------------------

def _export(img: Image.Image, fmt: str) -> bytes:
    buf = io.BytesIO()
    out = img.convert("RGB")
    if fmt == "JPG":
        out.save(buf, format="JPEG", quality=94)
    else:
        out.save(buf, format="PNG")
    buf.seek(0)
    return buf.getvalue()


# ---------------------------------------------------------------------------
# Public render entry points
# ---------------------------------------------------------------------------

def render_hitter_poster(
    payload: dict,
    player_img: Image.Image | None = None,
    fmt: str = "PNG",
) -> bytes:
    """Render a full 1024×1536 Kasper Report hitter poster."""
    from visualization.cards.card_charts import build_ev_la_chart

    tmpl  = TEMPLATES["kasper_report"]
    theme = THEMES[tmpl["theme"]]
    W, H  = tmpl["canvas"]["w"], tmpl["canvas"]["h"]
    zones = tmpl["zones"]

    base = build_background(W, H, theme)

    # Player image
    z = zones["player_image"]
    proc = process_player_image(player_img, (z[2], z[3]), theme, remove_bg=(player_img is not None))
    _paste_player(base, proc, z, theme)

    # Header
    _draw_header(base, payload, zones["header"], theme)

    # Metric boxes
    summary  = payload.get("summary",  {})
    metrics  = payload.get("metrics",  {})
    baseline = payload.get("baseline", {})

    metric_defs = [
        ("EV90",    _fmt_val(summary.get("ev90"),          "float") + " mph",
         "Exit Velocity 90th Pct",  theme["accent_cyan"]),
        ("BARREL%", _fmt_val(summary.get("barrel_rate"),   "pct"),
         "Barrel Rate",              theme["accent_amber"]),
        ("HR PROB", _fmt_val(baseline.get("hr_prob"),      "pct"),
         "HR Probability",           theme["accent_red"]),
    ]
    for (label, value, sub, accent), zk in zip(
        metric_defs, ["metric_1", "metric_2", "metric_3"]
    ):
        _draw_metric_box(base, zones[zk], label, value, sub, theme, accent=accent)

    # Chart
    chart = build_ev_la_chart(
        payload.get("windowed_df"), payload.get("player_name", ""),
        w_px=360, h_px=252,
    )
    _draw_chart_panel(base, chart, zones["chart"], theme)

    # Stat row
    _draw_stat_row(base, [
        ("CONTACT+",  f"{float(metrics.get('contact_plus',   0)):.0f}"),
        ("HR SHAPE+", f"{float(metrics.get('hr_shape_plus',  0)):.0f}"),
        ("DAMAGE+",   f"{float(metrics.get('damage_zone_plus',0)):.0f}"),
        ("HARD HIT%", _fmt_val(summary.get("hard_hit_rate"),  "pct")),
        ("xwOBA",     _fmt_val(summary.get("xwoba"),          "float")),
    ], zones["stat_row"], theme)

    # Readout
    readout = payload.get("readout", [])
    _draw_readout_panel(base, readout, zones["readout"], theme)

    # Alert
    alert_text = readout[0] if readout else "No significant patterns in selected window."
    _draw_alert_box(base, alert_text, "Key Insight", zones["alert"], theme)

    # Rolling strip
    rolling = payload.get("rolling", {})
    _draw_rolling_strip(base, [
        ("5G EV90",  _fmt_val(rolling.get("ev90_5g"),    "float") + " mph"),
        ("5G BBL%",  _fmt_val(rolling.get("barrel_5g"),  "pct")),
        ("5G HR%",   _fmt_val(rolling.get("hr_rate_5g"), "pct")),
    ], zones["rolling"], theme)

    _draw_footer(base, zones["footer"], theme)
    base = _apply_final_effects(base)
    return _export(base, fmt)


def render_game_summary_poster(payload: dict, fmt: str = "PNG") -> bytes:
    """Render a full 1024×1536 Kasper HUD game summary poster."""
    tmpl  = TEMPLATES["kasper_report"]
    theme = THEMES[tmpl["theme"]]
    W, H  = 1024, 1536

    away_team  = str(payload.get("away_team",  "—")).upper()
    home_team  = str(payload.get("home_team",  "—")).upper()
    away_score = payload.get("away_score")
    home_score = payload.get("home_score")
    game_date  = str(payload.get("game_date",  ""))[:10]
    hitters    = payload.get("hitters", [])

    base = build_background(W, H, theme)

    # Header — reuse with game-summary-specific payload fields
    header_payload = {
        "card_type":   "game_summary",
        "player_name": f"{away_team} @ {home_team}",
        "team":        game_date,
        "timeframe":   "",
    }
    _draw_header(base, header_payload, (0, 0, 1024, 110), theme)

    # Score banner
    _draw_score_banner(
        base, away_team, home_team, away_score, home_score, game_date,
        (16, 122, 992, 170), theme,
    )

    # Cyan divider between banner and table
    _glow_line(base, [(0, 293), (1024, 293)],
               theme["accent_cyan"], width=1, glow_radius=6, glow_alpha=80)

    # Hitter table
    _draw_game_hitter_table_poster(base, hitters, (16, 308, 992, 860), theme)

    # Stat strip — runs/hits if available
    _draw_stat_row(base, [
        ("AWAY R", "—" if away_score is None else str(int(float(away_score)))),
        ("AWAY H", "—" if payload.get("away_hits") is None
                       else str(int(float(payload["away_hits"])))),
        ("HOME R", "—" if home_score is None else str(int(float(home_score)))),
    ], (0, 1176, 1024, 96), theme)

    _draw_footer(base, (0, 1454, 1024, 82), theme)
    base = _apply_final_effects(base)
    return _export(base, fmt)


# ---------------------------------------------------------------------------
# Game Summary helpers
# ---------------------------------------------------------------------------

def _draw_score_banner(
    base: Image.Image,
    away_team: str,
    home_team: str,
    away_score,
    home_score,
    game_date: str,
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone

    # Panel background
    ImageDraw.Draw(base).rectangle(
        [x, y, x + w, y + h], fill=_rgba(theme["panel_alt"], 248)
    )
    _glow_rect(base, x, y, w, h, theme["accent_cyan"], border=1, glow_radius=14, glow_alpha=70)
    _hud_corners(base, x, y, w, h, theme["accent_cyan"], size=24, thickness=2)

    bd = ImageDraw.Draw(base)
    mid_y = y + h // 2
    cx    = x + w // 2

    # Away team name — left-aligned
    bd.text((x + 30, mid_y), str(away_team or "—"),
            font=_font(36), fill=_rgba(theme["text_primary"], 240), anchor="lm")

    # Home team name — right-aligned
    bd.text((x + w - 30, mid_y), str(home_team or "—"),
            font=_font(36), fill=_rgba(theme["text_primary"], 240), anchor="rm")

    # Scores in center
    away_s = "—" if away_score is None else str(int(float(away_score)))
    home_s = "—" if home_score is None else str(int(float(home_score)))
    bd.text((cx - 70, mid_y), away_s,
            font=_font(60), fill=_rgba(theme["accent_amber"], 255), anchor="rm")
    bd.text((cx, mid_y), "vs",
            font=_font(18), fill=_rgba(theme["text_dim"], 180), anchor="mm")
    bd.text((cx + 70, mid_y), home_s,
            font=_font(60), fill=_rgba(theme["accent_amber"], 255), anchor="lm")

    # Date — bottom-center
    if game_date:
        bd.text((cx, y + h - 10), game_date,
                font=_font(9), fill=_rgba(theme["text_dim"], 160), anchor="mb")


def _draw_game_hitter_table_poster(
    base: Image.Image,
    hitters: list,
    zone: tuple,
    theme: dict,
) -> None:
    x, y, w, h = zone

    # Outer panel
    ImageDraw.Draw(base).rectangle(
        [x, y, x + w, y + h], fill=_rgba(theme["panel"], 245)
    )
    _glow_rect(base, x, y, w, h, theme["accent_cyan"], border=1, glow_radius=10, glow_alpha=50)
    _hud_corners(base, x, y, w, h, theme["accent_cyan"], size=22, thickness=1)

    bd = ImageDraw.Draw(base)

    # "TOP HITTERS" label with left accent stripe
    ImageDraw.Draw(base).rectangle(
        [x, y, x + 3, y + 44], fill=_rgba(theme["accent_cyan"], 200)
    )
    bd.text((x + 18, y + 14), "TOP HITTERS",
            font=_font(12), fill=_rgba(theme["accent_cyan"], 230))

    # Column header row
    header_y = y + 52
    # (label, x_pos, anchor)
    col_specs = [
        ("PLAYER",  x + 30,  "lt"),
        ("HR",      x + 390, "rt"),
        ("HITS",    x + 530, "rt"),
        ("EV90",    x + 680, "rt"),
        ("BARRELS", x + 840, "rt"),
    ]
    for col_label, cx_, anchor in col_specs:
        bd.text((cx_, header_y), col_label,
                font=_font(10), fill=_rgba(theme["text_dim"], 200), anchor=anchor)

    # Thin cyan line under headers
    _glow_line(base, [(x + 16, header_y + 18), (x + w - 16, header_y + 18)],
               theme["accent_cyan"], width=1, glow_radius=3, glow_alpha=50)

    # Data rows
    row_h    = 72
    row_y    = header_y + 26
    row_list = (hitters or [])[:10]

    if not row_list:
        ImageDraw.Draw(base).text(
            (x + w // 2, row_y + 40), "No hitter data for this game",
            font=_font(12), fill=_rgba(theme["text_dim"], 140), anchor="mm",
        )
        return

    for i, row in enumerate(row_list):
        ry = row_y + i * row_h
        row_fill = theme["panel"] if i % 2 == 0 else theme["panel_alt"]
        ImageDraw.Draw(base).rectangle(
            [x + 4, ry, x + w - 4, ry + row_h - 2], fill=_rgba(row_fill, 220)
        )
        _glow_line(base, [(x + 16, ry), (x + w - 16, ry)],
                   theme["border_subtle"], width=1, glow_radius=2, glow_alpha=40)

        text_y      = ry + row_h // 2
        name_str    = str(row.get("player_name", "—"))[:24]
        hr_str      = _fmt_val(row.get("hr"),      "int")
        hits_str    = _fmt_val(row.get("hits"),    "int")
        ev90_str    = _fmt_val(row.get("ev90"),    "float")
        barrels_str = _fmt_val(row.get("barrels"), "int")

        bd2 = ImageDraw.Draw(base)
        bd2.text((x + 30,  text_y), name_str,    font=_font(14),
                 fill=_rgba(theme["text_primary"], 230), anchor="lm")
        bd2.text((x + 390, text_y), hr_str,      font=_font(14),
                 fill=_rgba(theme["text_primary"], 220), anchor="rm")
        bd2.text((x + 530, text_y), hits_str,    font=_font(14),
                 fill=_rgba(theme["text_primary"], 220), anchor="rm")
        bd2.text((x + 680, text_y), ev90_str,    font=_font(14),
                 fill=_rgba(theme["text_primary"], 220), anchor="rm")
        bd2.text((x + 840, text_y), barrels_str, font=_font(14),
                 fill=_rgba(theme["text_primary"], 220), anchor="rm")


def render_pitcher_poster(
    payload: dict,
    player_img: Image.Image | None = None,
    fmt: str = "PNG",
) -> bytes:
    """Render a full 1024×1536 Kasper Report pitcher poster."""
    from visualization.cards.card_charts import build_pitcher_damage_grid

    tmpl  = TEMPLATES["kasper_report"]
    theme = THEMES[tmpl["theme"]]
    W, H  = tmpl["canvas"]["w"], tmpl["canvas"]["h"]
    zones = tmpl["zones"]

    base = build_background(W, H, theme)

    z    = zones["player_image"]
    proc = process_player_image(player_img, (z[2], z[3]), theme, remove_bg=(player_img is not None))
    _paste_player(base, proc, z, theme)

    _draw_header(base, payload, zones["header"], theme)

    summary = payload.get("summary", {})
    metrics = payload.get("metrics", {})

    metric_defs = [
        ("VELO",    _fmt_val(summary.get("avg_release_speed"), "float") + " mph",
         "Avg Release Speed",    theme["accent_cyan"]),
        ("STUFF+",  f"{float(metrics.get('stuff_plus', 0)):.0f}",
         "Stuff Grade",          theme["accent_amber"]),
        ("SWSTR%",  _fmt_val(summary.get("swstr_rate"), "pct"),
         "Swinging Strike Rate", theme["accent_red"]),
    ]
    for (label, value, sub, accent), zk in zip(
        metric_defs, ["metric_1", "metric_2", "metric_3"]
    ):
        _draw_metric_box(base, zones[zk], label, value, sub, theme, accent=accent)

    chart = build_pitcher_damage_grid(
        payload.get("windowed_df"), payload.get("player_name", ""),
        w_px=360, h_px=252,
    )
    _draw_chart_panel(base, chart, zones["chart"], theme)

    _draw_stat_row(base, [
        ("COMMAND+",  f"{float(metrics.get('command_plus',    0)):.0f}"),
        ("DAMAGE+",   f"{float(metrics.get('damage_zone_plus',0)):.0f}"),
        ("EV ALLOW",  _fmt_val(summary.get("ev_allowed"),            "float") + " mph"),
        ("BBL ALLOW", _fmt_val(summary.get("barrel_rate_allowed"),   "pct")),
        ("SPIN",      _fmt_val(summary.get("avg_release_spin_rate"), "int")   + " rpm"),
    ], zones["stat_row"], theme)

    readout = payload.get("readout", [])
    _draw_readout_panel(base, readout, zones["readout"], theme)
    alert_text = readout[0] if readout else "No significant patterns in selected window."
    _draw_alert_box(base, alert_text, "Key Insight", zones["alert"], theme)

    rolling = payload.get("rolling", {})
    _draw_rolling_strip(base, [
        ("5G VELO",    _fmt_val(rolling.get("velo_5g"),       "float") + " mph"),
        ("5G EV ALL",  _fmt_val(rolling.get("ev_allowed_5g"), "float") + " mph"),
        ("5G BBL ALL", _fmt_val(rolling.get("barrel_5g"),     "pct")),
    ], zones["rolling"], theme)

    _draw_footer(base, zones["footer"], theme)
    base = _apply_final_effects(base)
    return _export(base, fmt)