"""Tweet formatter for terminal output (rich) and JSON export."""

from __future__ import annotations

from typing import List, Optional

from rich.console import Console
from rich.panel import Panel
from rich.table import Table

from .models import Tweet, UserProfile


def format_number(n: int) -> str:
    """Format number with K/M suffixes."""
    if n >= 1_000_000:
        return "%.1fM" % (n / 1_000_000)
    if n >= 1_000:
        return "%.1fK" % (n / 1_000)
    return str(n)


def print_tweet_table(
    tweets: List[Tweet],
    console: Optional[Console] = None,
    title: Optional[str] = None,
) -> None:
    """Print tweets as a rich table."""
    if console is None:
        console = Console()

    if not title:
        title = "📱 Twitter — %d tweets" % len(tweets)

    table = Table(title=title, show_lines=True, expand=True)
    table.add_column("#", style="dim", width=3, justify="right")
    table.add_column("Author", style="cyan", width=18, no_wrap=True)
    table.add_column("Tweet", ratio=3)
    table.add_column("Stats", style="green", width=22, no_wrap=True)
    table.add_column("Score", style="yellow", width=6, justify="right")

    for i, tweet in enumerate(tweets):
        # Author
        verified = " ✓" if tweet.author.verified else ""
        author_text = "@%s%s" % (tweet.author.screen_name, verified)
        if tweet.is_retweet and tweet.retweeted_by:
            author_text += "\n🔄 @%s" % tweet.retweeted_by

        # Tweet text (truncated)
        text = tweet.text.replace("\n", " ").strip()
        if len(text) > 120:
            text = text[:117] + "..."

        # Media indicators
        if tweet.media:
            media_icons = []
            for m in tweet.media:
                if m.type == "photo":
                    media_icons.append("📷")
                elif m.type == "video":
                    media_icons.append("📹")
                else:
                    media_icons.append("🎞️")
            text += " " + " ".join(media_icons)

        # Quoted tweet
        if tweet.quoted_tweet:
            qt = tweet.quoted_tweet
            qt_text = qt.text.replace("\n", " ")[:60]
            text += "\n┌ @%s: %s" % (qt.author.screen_name, qt_text)

        # Tweet link
        text += "\n🔗 x.com/%s/status/%s" % (tweet.author.screen_name, tweet.id)

        # Stats
        stats = (
            "❤️ %s  🔄 %s\n💬 %s  👁️ %s"
            % (
                format_number(tweet.metrics.likes),
                format_number(tweet.metrics.retweets),
                format_number(tweet.metrics.replies),
                format_number(tweet.metrics.views),
            )
        )

        # Score
        score_str = "%.1f" % tweet.score if tweet.score is not None else "-"

        table.add_row(str(i + 1), author_text, text, stats, score_str)

    console.print(table)


def print_tweet_detail(tweet: Tweet, console: Optional[Console] = None) -> None:
    """Print a single tweet in detail using a rich panel."""
    if console is None:
        console = Console()

    verified = " ✓" if tweet.author.verified else ""
    header = "@%s%s (%s)" % (tweet.author.screen_name, verified, tweet.author.name)

    body_parts = []

    if tweet.is_retweet and tweet.retweeted_by:
        body_parts.append("🔄 Retweeted by @%s\n" % tweet.retweeted_by)

    body_parts.append(tweet.text)

    if tweet.media:
        body_parts.append("")
        for m in tweet.media:
            icon = "📷" if m.type == "photo" else ("📹" if m.type == "video" else "🎞️")
            body_parts.append("%s %s: %s" % (icon, m.type, m.url))

    if tweet.urls:
        body_parts.append("")
        for url in tweet.urls:
            body_parts.append("🔗 %s" % url)

    if tweet.quoted_tweet:
        qt = tweet.quoted_tweet
        body_parts.append("")
        body_parts.append("┌── Quoted @%s ──" % qt.author.screen_name)
        body_parts.append(qt.text[:200])

    body_parts.append("")
    body_parts.append(
        "❤️ %s  🔄 %s  💬 %s  🔖 %s  👁️ %s"
        % (
            format_number(tweet.metrics.likes),
            format_number(tweet.metrics.retweets),
            format_number(tweet.metrics.replies),
            format_number(tweet.metrics.bookmarks),
            format_number(tweet.metrics.views),
        )
    )
    body_parts.append(
        "🕐 %s · https://x.com/%s/status/%s"
        % (tweet.created_at, tweet.author.screen_name, tweet.id)
    )

    console.print(Panel(
        "\n".join(body_parts),
        title=header,
        border_style="blue",
        expand=True,
    ))


def print_filter_stats(
    original_count: int,
    filtered: List[Tweet],
    console: Optional[Console] = None,
) -> None:
    """Print filter statistics."""
    if console is None:
        console = Console()

    console.print(
        "📊 Filter: %d → %d tweets" % (original_count, len(filtered))
    )
    if filtered:
        top_score = filtered[0].score or 0.0
        bottom_score = filtered[-1].score or 0.0
        console.print(
            "   Score range: %.1f ~ %.1f" % (bottom_score, top_score)
        )


def print_user_profile(user: UserProfile, console: Optional[Console] = None) -> None:
    """Print user profile as a rich panel."""
    if console is None:
        console = Console()

    verified = " ✓" if user.verified else ""
    header = "@%s%s (%s)" % (user.screen_name, verified, user.name)

    lines = []
    if user.bio:
        lines.append(user.bio)
        lines.append("")

    if user.location:
        lines.append("📍 %s" % user.location)
    if user.url:
        lines.append("🔗 %s" % user.url)
    if user.location or user.url:
        lines.append("")

    lines.append(
        "👥 %s followers · %s following · %s tweets · %s likes"
        % (
            format_number(user.followers_count),
            format_number(user.following_count),
            format_number(user.tweets_count),
            format_number(user.likes_count),
        )
    )

    if user.created_at:
        lines.append("📅 Joined %s" % user.created_at)
    lines.append("🔗 x.com/%s" % user.screen_name)

    console.print(Panel(
        "\n".join(lines),
        title=header,
        border_style="cyan",
        expand=True,
    ))


def print_user_table(
    users: List[UserProfile],
    console: Optional[Console] = None,
    title: Optional[str] = None,
) -> None:
    """Print a list of users as a rich table."""
    if console is None:
        console = Console()

    if not title:
        title = "👥 Users — %d" % len(users)

    table = Table(title=title, show_lines=True, expand=True)
    table.add_column("#", style="dim", width=3, justify="right")
    table.add_column("User", style="cyan", width=20, no_wrap=True)
    table.add_column("Bio", ratio=3)
    table.add_column("Stats", style="green", width=22, no_wrap=True)

    for i, user in enumerate(users):
        verified = " ✓" if user.verified else ""
        user_text = "@%s%s\n%s" % (user.screen_name, verified, user.name)

        bio = (user.bio or "").replace("\n", " ").strip()
        if len(bio) > 100:
            bio = bio[:97] + "..."

        stats = (
            "👥 %s followers\n📝 %s following"
            % (
                format_number(user.followers_count),
                format_number(user.following_count),
            )
        )

        table.add_row(str(i + 1), user_text, bio, stats)

    console.print(table)