ferrous-forge 1.9.6

//! Update command implementation

use crate::Result;
use console::style;

/// Execute the update command
///
/// # Errors
///
/// Returns an error if the binary or rules update process fails.
pub async fn execute(channel: String, rules_only: bool, dry_run: bool) -> Result<()> {
    if dry_run {
        println!(
            "{}",
            style("🔍 Dry run mode - showing what would be updated")
                .bold()
                .yellow()
        );
    } else {
        println!("{}", style("🔄 Updating Ferrous Forge...").bold().cyan());
    }

    if rules_only {
        update_rules(&channel, dry_run).await?;
    } else {
        update_binary(&channel, dry_run).await?;
        update_rules(&channel, dry_run).await?;
    }

    if !dry_run {
        println!("{}", style("✅ Update complete!").bold().green());
    }

    Ok(())
}

/// Update the Ferrous Forge binary to the latest version
///
/// Checks GitHub releases for a newer version on the specified channel
/// and downloads/installs it if available.
///
/// # Arguments
/// * `channel` - Update channel (stable, beta, nightly)
/// * `dry_run` - If true, only shows what would be updated without making changes
async fn update_binary(channel: &str, dry_run: bool) -> Result<()> {
    println!("📦 Checking for binary updates on {} channel...", channel);

    if dry_run {
        println!("  Would check GitHub releases for newer version");
        println!("  Would download and install new binary");
        return Ok(());
    }

    // TODO: Implement actual update logic using self_update crate
    println!("  ⚠️  Binary updates not yet implemented");
    println!("  Please update manually: cargo install ferrous-forge");

    Ok(())
}

/// Update validation rules from the remote repository
///
/// Fetches the latest clippy rules and other validation configurations
/// from the Ferrous Forge repository for the specified channel.
///
/// # Arguments
/// * `channel` - Update channel for rules (stable, beta, nightly)
/// * `dry_run` - If true, only shows what would be updated without making changes
async fn update_rules(channel: &str, dry_run: bool) -> Result<()> {
    println!("📋 Checking for rules updates on {} channel...", channel);

    if dry_run {
        println!("  Would fetch latest clippy rules from repository");
        println!("  Would update ~/.clippy.toml with new rules");
        return Ok(());
    }

    // TODO: Implement rules update from remote repository
    println!("  ⚠️  Rules updates not yet implemented");
    println!("  Rules are currently embedded in the binary");

    Ok(())
}