use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Default, Serialize, Deserialize)]
#[serde(rename_all = "lowercase")]
pub enum Rarity {
    #[default]
    Bronze,
    Silver,
    Gold,
    RareGold,
    Totw,
    Hero,
    Icon,
}

impl Rarity {
    pub fn as_str(&self) -> &'static str {
        match self {
            Rarity::Bronze => "bronze",
            Rarity::Silver => "silver",
            Rarity::Gold => "gold",
            Rarity::RareGold => "raregold",
            Rarity::Totw => "totw",
            Rarity::Hero => "hero",
            Rarity::Icon => "icon",
        }
    }
}

/// Visual card quality tier (gold/silver/bronze).
///
/// Game-independent semantic dimension, kept distinct from `Rarity` (which also
/// carries special-card programs like TOTW/Hero/Icon). Derived from a card's base
/// overall using FIFA 17's proven tier convention: gold >= 75, silver >= 65,
/// otherwise bronze (evidence: `fifa17-recon/tools/fut_cards.py` `tier()`).
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
#[serde(rename_all = "lowercase")]
pub enum Quality {
    Bronze,
    Silver,
    Gold,
}

impl Quality {
    /// Classify a base overall rating into its quality tier.
    pub fn from_overall(overall: u8) -> Self {
        if overall >= 75 {
            Quality::Gold
        } else if overall >= 65 {
            Quality::Silver
        } else {
            Quality::Bronze
        }
    }
}

/// A card definition loaded from JSON data files.
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct CardDefinition {
    pub id: String,
    pub name: String,
    pub overall: u8,
    pub position: String,
    pub nation: String,
    pub league: String,
    pub club: String,
    pub pace: u8,
    pub shooting: u8,
    pub passing: u8,
    pub dribbling: u8,
    pub defending: u8,
    pub physical: u8,
    pub rarity: Rarity,
    pub image_path: Option<String>,
}

/// A card instance owned by a club (stored in DB).
#[derive(Debug, Clone, Serialize, Deserialize, sqlx::FromRow)]
pub struct OwnedCard {
    pub id: String,
    pub club_id: String,
    pub card_id: String,
    pub is_loan: bool,
    pub loan_matches_remaining: Option<i64>,
    pub acquired_at: String,
    pub chemistry_style: String,
    pub position_override: Option<String>,
    pub training_bonus: i64,
}