//! Example: Query resource icons from the database
//!
//! This example shows how to retrieve processed resource icons for harvestables.
//! Icons are 64x64 WebP images with white borders.

use diesel::prelude::*;
use diesel::sqlite::SqliteConnection;
use std::env;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    // Connect to database
    let database_url = env::var("DATABASE_URL").unwrap_or_else(|_| "../cursebreaker.db".to_string());
    let mut conn = SqliteConnection::establish(&database_url)?;

    // Define the structure
    #[derive(Queryable, Debug)]
    struct ResourceIcon {
        item_id: i32,
        name: String,
        icon_64: Vec<u8>,
    }

    // Import schema
    use cursebreaker_parser::schema::resource_icons::dsl::*;

    // Query all resource icons
    let icons = resource_icons.load::<ResourceIcon>(&mut conn)?;

    println!("📦 Resource Icons Database");
    println!("========================\n");
    println!("Total icons: {}\n", icons.len());

    for icon in icons {
        println!("Harvestable ID: {}", icon.item_id);
        println!("  Name: {}", icon.name);
        println!("  Icon size: {} bytes (WebP format, 64x64 with white border)", icon.icon_64.len());
        println!();
    }

    // Example: Get icon for a specific harvestable
    println!("\n🔍 Looking up Copper Ore (harvestable_id = 2):");
    let copper_icon = resource_icons
        .filter(item_id.eq(2))
        .first::<ResourceIcon>(&mut conn)?;

    println!("  Name: {}", copper_icon.name);
    println!("  Icon size: {} bytes", copper_icon.icon_64.len());

    // You can save the icon to a file for testing:
    // std::fs::write("copper_ore.webp", &copper_icon.icon_64)?;

    Ok(())
}