from __future__ import annotations

LINE_GREEN = "#06C755"
LINE_LIGHT_GRAY = "#F5F5F5"
LINE_WHITE = "#FFFFFF"
LINE_FAFAFA = "#FAFAFA"


def create_receipt_card(
    title: str,
    items: list[tuple[str, str]],
    *,
    total: str | None = None,
    footer: str | None = None,
) -> dict:
    body_contents: list[dict] = []
    for i, (label, value) in enumerate(items):
        bg_color = LINE_WHITE if i % 2 == 0 else LINE_FAFAFA
        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "backgroundColor": bg_color,
            "contents": [
                {"type": "text", "text": label, "flex": 1, "wrap": True, "size": "sm"},
                {"type": "text", "text": value, "flex": 1, "wrap": True, "align": "end", "size": "sm"},
            ],
        })

    if total:
        body_contents.append({"type": "separator", "margin": "md"})
        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "contents": [
                {"type": "text", "text": "Total", "flex": 1, "weight": "bold", "color": LINE_GREEN},
                {"type": "text", "text": total, "flex": 1, "align": "end", "weight": "bold", "color": LINE_GREEN},
            ],
        })

    bubble: dict = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": [{"type": "text", "text": title, "weight": "bold", "size": "lg", "wrap": True}]
            + body_contents,
        },
    }

    if footer:
        attach_footer_text(bubble, footer)

    return to_flex_message(title, bubble)


def create_event_card(
    title: str,
    date: str,
    time: str,
    *,
    location: str = "",
    description: str = "",
) -> dict:
    body_contents: list[dict] = [
        {
            "type": "box",
            "layout": "horizontal",
            "contents": [
                {"type": "text", "text": date, "weight": "bold", "size": "xl", "color": "#555555"},
            ],
        },
        {"type": "text", "text": time, "size": "sm", "color": "#888888", "margin": "sm"},
    ]

    if location:
        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "contents": [
                {
                    "type": "box",
                    "layout": "vertical",
                    "backgroundColor": LINE_LIGHT_GRAY,
                    "cornerRadius": "4px",
                    "paddingAll": "md",
                    "contents": [{"type": "text", "text": location, "size": "sm", "wrap": True}],
                },
            ],
            "margin": "md",
        })

    if description:
        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "contents": [
                {
                    "type": "box",
                    "layout": "vertical",
                    "backgroundColor": LINE_LIGHT_GRAY,
                    "cornerRadius": "4px",
                    "paddingAll": "md",
                    "contents": [{"type": "text", "text": description, "size": "sm", "wrap": True, "color": "#666666"}],
                },
            ],
            "margin": "md",
        })

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": [{"type": "text", "text": title, "weight": "bold", "size": "lg", "wrap": True}]
            + body_contents,
        },
    }

    return to_flex_message(title, bubble)


def create_agenda_card(title: str, events: list[dict]) -> dict:
    body_contents: list[dict] = [{"type": "text", "text": title, "weight": "bold", "size": "lg", "wrap": True}]

    for i, evt in enumerate(events):
        dot_color = LINE_GREEN if i == 0 else "#CCCCCC"
        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "spacing": "md",
            "contents": [
                {
                    "type": "box",
                    "layout": "vertical",
                    "flex": 0,
                    "width": "12px",
                    "contents": [
                        {"type": "text", "text": "●", "color": dot_color, "size": "xs", "align": "center"},
                    ],
                },
                {
                    "type": "box",
                    "layout": "vertical",
                    "flex": 1,
                    "contents": [
                        {"type": "text", "text": evt.get("name", ""), "size": "sm", "wrap": True, "weight": "bold"},
                        {
                            "type": "text",
                            "text": evt.get("time", ""),
                            "size": "xs",
                            "color": "#888888",
                            "margin": "sm",
                        },
                    ],
                },
            ],
            "margin": "md",
        })

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": body_contents,
        },
    }

    return to_flex_message(title, bubble)


def create_media_player_card(
    song: str,
    artist: str,
    source: str,
    image_url: str,
    state: str = "playing",
) -> dict:
    body_contents: list[dict] = [
        {
            "type": "image",
            "url": image_url,
            "size": "full",
            "aspectRatio": "1:1",
            "aspectMode": "cover",
        },
        {"type": "text", "text": song, "weight": "bold", "size": "lg", "wrap": True, "margin": "lg"},
        {"type": "text", "text": artist, "size": "sm", "color": "#888888", "wrap": True, "margin": "sm"},
        {"type": "text", "text": source, "size": "xs", "color": "#AAAAAA", "wrap": True, "margin": "sm"},
    ]

    controls = [
        {"type": "button", "action": {"type": "message", "label": "⏮", "text": "/media prev"}, "flex": 1},
        {"type": "button", "action": {"type": "message", "label": "▶", "text": "/media play"}, "flex": 1} if state != "playing" else
        {"type": "button", "action": {"type": "message", "label": "⏸", "text": "/media pause"}, "flex": 1},
        {"type": "button", "action": {"type": "message", "label": "⏭", "text": "/media next"}, "flex": 1},
    ]

    body_contents.append({
        "type": "box",
        "layout": "horizontal",
        "spacing": "sm",
        "contents": controls,
        "margin": "lg",
    })

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": body_contents,
        },
    }

    return to_flex_message(song, bubble)


def create_device_control_card(
    name: str,
    device_type: str,
    state: str,
    controls: list[dict],
) -> dict:
    state_color = LINE_GREEN if state.lower() in ("on", "online", "playing") else "#CC0000"

    body_contents: list[dict] = [
        {"type": "text", "text": name, "weight": "bold", "size": "lg", "wrap": True},
        {
            "type": "box",
            "layout": "horizontal",
            "spacing": "sm",
            "contents": [
                {"type": "text", "text": "●", "color": state_color, "size": "sm", "flex": 0},
                {"type": "text", "text": f"{device_type} · {state}", "size": "sm", "color": "#888888", "flex": 1},
            ],
            "margin": "md",
        },
    ]

    if controls:
        button_row_contents: list[dict] = []
        for ctrl in controls:
            action_type = ctrl.get("action_type", "message")
            if action_type == "uri":
                action = {"type": "uri", "label": ctrl["label"], "uri": ctrl["data"]}
            elif action_type == "postback":
                action = {"type": "postback", "label": ctrl["label"], "data": ctrl["data"]}
            else:
                action = {"type": "message", "label": ctrl["label"], "text": ctrl["data"]}
            button_row_contents.append({"type": "button", "action": action, "flex": 1, "height": "sm"})

        body_contents.append({
            "type": "box",
            "layout": "horizontal",
            "spacing": "sm",
            "contents": button_row_contents,
            "margin": "lg",
        })

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": body_contents,
        },
    }

    return to_flex_message(name, bubble)


def create_apple_tv_remote(name: str, state: str = "idle") -> dict:
    dpad_contents: list[dict] = []

    empty = {"type": "text", "text": " ", "size": "sm", "align": "center", "flex": 1}
    up = {"type": "button", "action": {"type": "message", "label": "↑", "text": "/atv up"}, "flex": 1, "height": "sm"}
    left = {"type": "button", "action": {"type": "message", "label": "←", "text": "/atv left"}, "flex": 1, "height": "sm"}
    ok = {"type": "button", "action": {"type": "message", "label": "OK", "text": "/atv select"}, "flex": 1, "height": "sm",
          "color": "#555555", "style": "primary"}
    right = {"type": "button", "action": {"type": "message", "label": "→", "text": "/atv right"}, "flex": 1, "height": "sm"}
    down = {"type": "button", "action": {"type": "message", "label": "↓", "text": "/atv down"}, "flex": 1, "height": "sm"}

    dpad_contents = [
        {"type": "box", "layout": "horizontal", "contents": [empty, up, empty], "spacing": "sm"},
        {"type": "box", "layout": "horizontal", "contents": [left, ok, right], "spacing": "sm"},
        {"type": "box", "layout": "horizontal", "contents": [empty, down, empty], "spacing": "sm"},
    ]

    body_contents: list[dict] = [
        {"type": "text", "text": name, "weight": "bold", "size": "lg", "wrap": True},
        {"type": "text", "text": state, "size": "sm", "color": "#888888", "margin": "sm"},
    ]

    body_contents.extend(dpad_contents)

    media_controls = {
        "type": "box",
        "layout": "horizontal",
        "spacing": "sm",
        "contents": [
            {"type": "button", "action": {"type": "message", "label": "⏮", "text": "/atv prev"}, "flex": 1,
             "height": "sm"},
            {"type": "button", "action": {"type": "message", "label": "▶", "text": "/atv play"}, "flex": 1,
             "height": "sm"},
            {"type": "button", "action": {"type": "message", "label": "⏭", "text": "/atv next"}, "flex": 1,
             "height": "sm"},
        ],
        "margin": "lg",
    }
    body_contents.append(media_controls)

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "contents": body_contents,
        },
    }

    return to_flex_message(name, bubble)


def create_code_block_card(code: str, language: str = "") -> dict:
    truncated = code[:2000]
    title = f"Code ({language})" if language else "Code"

    bubble = {
        "type": "bubble",
        "body": {
            "type": "box",
            "layout": "vertical",
            "backgroundColor": LINE_LIGHT_GRAY,
            "cornerRadius": "4px",
            "paddingAll": "lg",
            "contents": [
                {"type": "text", "text": title, "weight": "bold", "size": "sm", "color": "#888888"},
                {"type": "text", "text": truncated, "size": "xs", "wrap": True, "margin": "md"},
            ],
        },
    }

    return to_flex_message(title, bubble)


def attach_footer_text(bubble: dict, footer: str) -> None:
    footer_box = {
        "type": "box",
        "layout": "vertical",
        "contents": [
            {"type": "text", "text": footer, "size": "xs", "color": "#AAAAAA", "wrap": True},
        ],
    }
    if "footer" not in bubble or not bubble["footer"]:
        bubble["footer"] = footer_box
    else:
        existing = bubble["footer"]
        if isinstance(existing, dict) and existing.get("type") == "box":
            existing.setdefault("contents", []).extend(
                [
                    {"type": "separator", "margin": "sm"},
                    {"type": "text", "text": footer, "size": "xs", "color": "#AAAAAA", "wrap": True},
                ]
            )


def to_flex_message(alt_text: str, contents: dict) -> dict:
    return {
        "type": "flex",
        "altText": alt_text[:400],
        "contents": contents,
    }