rusty_commit/commands/

config.rs

use anyhow::Result;
use colored::Colorize;
use dialoguer::{Input, Select};

use crate::cli::{ConfigAction, ConfigCommand};
use crate::config::{self, accounts, Config};

/// Unified output helper for config commands.
#[allow(dead_code)]
struct ConfigOutput;

#[allow(dead_code)]
impl ConfigOutput {
    fn header(&self, text: &str) {
        println!("\n{}", text.bold());
    }

    fn subheader(&self, text: &str) {
        println!("{}", text.dimmed());
    }

    fn success(&self, message: &str) {
        println!("{}", format!("✅ {}", message).green());
    }

    fn error(&self, message: &str) {
        println!("{}", format!("❌ {}", message).red());
    }

    fn warning(&self, message: &str) {
        println!("{}", format!("⚠️  {}", message).yellow());
    }

    fn info(&self, message: &str) {
        println!("{}", message.cyan());
    }

    fn divider(&self) {
        println!("{}", "─".repeat(50).dimmed());
    }

    fn section(&self, title: &str) {
        self.divider();
        println!("{}", title.cyan().bold());
        self.divider();
    }

    fn key_value(&self, key: &str, value: &str) {
        println!("  {}: {}", key.dimmed(), value);
    }
}

pub async fn execute(cmd: ConfigCommand) -> Result<()> {
    let mut config = Config::load()?;

    match cmd.action {
        ConfigAction::Set { pairs } => {
            for pair in pairs {
                let parts: Vec<&str> = pair.splitn(2, '=').collect();
                if parts.len() != 2 {
                    eprintln!("{}", format!("Invalid format: {pair}. Use KEY=value").red());
                    continue;
                }

                let key = parts[0];
                let value = parts[1];

                match config.set(key, value) {
                    Ok(_) => {
                        println!("{}", format!("✅ {key} set to: {value}").green());
                    }
                    Err(e) => {
                        eprintln!("{}", format!("❌ Failed to set {key}: {e}").red());
                    }
                }
            }
        }
        ConfigAction::Get { key } => match config.get(&key) {
            Ok(value) => {
                println!("{key}: {value}");
            }
            Err(e) => {
                eprintln!("{}", format!("❌ {e}").red());
            }
        },
        ConfigAction::Reset { all, keys } => {
            if all {
                config.reset(None)?;
                println!("{}", "✅ All configuration reset to defaults".green());
            } else if !keys.is_empty() {
                config.reset(Some(&keys))?;
                println!("{}", format!("✅ Reset keys: {}", keys.join(", ")).green());
            } else {
                eprintln!("{}", "Please specify --all or provide keys to reset".red());
            }
        }
        ConfigAction::Status => {
            let out = ConfigOutput;
            out.header("🔐 Secure Storage Status");
            out.divider();

            // Show platform info
            out.key_value("Platform", &config::secure_storage::get_platform_info());

            let status = config::secure_storage::status_message();
            out.key_value("Status", &status);

            if config::secure_storage::is_available() {
                println!("\n{}", "✅ API keys will be stored securely".green());
                out.subheader("Your API keys are encrypted and protected by your system");

                // Platform-specific information
                #[cfg(target_os = "macos")]
                out.subheader("Stored in: macOS Keychain (login keychain)");

                #[cfg(target_os = "linux")]
                out.subheader("Stored in: Secret Service (GNOME Keyring/KWallet)");

                #[cfg(target_os = "windows")]
                out.subheader("Stored in: Windows Credential Manager");
            } else {
                out.warning("API keys will be stored in the configuration file");
                out.subheader("Location: ~/.config/rustycommit/config.toml");

                #[cfg(not(feature = "secure-storage"))]
                {
                    out.subheader("To enable secure storage:");
                    out.subheader("cargo install rustycommit --features secure-storage");
                }

                #[cfg(feature = "secure-storage")]
                {
                    out.subheader("Note: Secure storage is not available on this system");
                    out.subheader("Falling back to file-based storage");
                }
            }

            // Show current API key status
            println!("\n{}", "Current Configuration:".bold());
            if config.api_key.is_some()
                || config::secure_storage::get_secret("RCO_API_KEY")?.is_some()
            {
                println!("{}", "🔑 API key is configured".green());

                // Show which storage method is being used
                if config::secure_storage::is_available()
                    && config::secure_storage::get_secret("RCO_API_KEY")?.is_some()
                {
                    println!("{}", "   Stored securely in system keychain".dimmed());
                } else if config.api_key.is_some() {
                    println!("{}", "   Stored in configuration file".dimmed());
                }
            } else {
                println!("{}", "❌ No API key configured".red());
                println!(
                    "{}",
                    "   Run: rco config set RCO_API_KEY=<your_key>".dimmed()
                );
            }

            // Show AI provider
            if let Some(provider) = &config.ai_provider {
                println!("🤖 AI Provider: {}", provider);
            }
        }
        ConfigAction::Describe => {
            println!("\n{}", "📖 Configuration Options".bold());
            println!("{}", "═".repeat(60).dimmed());

            println!("\n{}", "Core Settings:".bold().green());
            println!("  RCO_AI_PROVIDER    AI provider to use (openai, anthropic, ollama, etc.)");
            println!("  RCO_MODEL          Model name for the provider");
            println!("  RCO_API_KEY        API key for the provider");
            println!("  RCO_API_URL        Custom API endpoint URL");

            println!("\n{}", "Commit Style:".bold().green());
            println!("  RCO_COMMIT_TYPE    Format: 'conventional' or 'gitmoji'");
            println!("  RCO_EMOJI          Include emojis: true/false");
            println!("  RCO_LANGUAGE       Output language (en, es, fr, etc.)");
            println!("  RCO_DESCRIPTION    Include description: true/false");

            println!("\n{}", "Behavior:".bold().green());
            println!("  RCO_TOKENS_MAX_INPUT   Max input tokens (default: 4096)");
            println!("  RCO_TOKENS_MAX_OUTPUT  Max output tokens (default: 500)");
            println!("  RCO_GITPUSH      Auto-push after commit: true/false");
            println!("  RCO_ONE_LINE_COMMIT    One-line format: true/false");

            println!("\n{}", "Hooks:".bold().green());
            println!("  RCO_PRE_GEN_HOOK       Command to run before generation");
            println!("  RCO_PRE_COMMIT_HOOK    Command to run after generation");
            println!("  RCO_POST_COMMIT_HOOK   Command to run after commit");
            println!("  RCO_HOOK_STRICT        Fail on hook error: true/false");
            println!("  RCO_HOOK_TIMEOUT_MS    Hook timeout in milliseconds");

            println!("\n{}", "Examples:".bold().green());
            println!("  rco config set RCO_AI_PROVIDER=anthropic");
            println!("  rco config set RCO_MODEL=claude-3-5-haiku-20241022");
            println!("  rco config set RCO_EMOJI=true RCO_LANGUAGE=es");
            println!("  rco config set RCO_PRE_GEN_HOOK='just lint'");

            println!("\n{}", "═".repeat(60).dimmed());
        }
        ConfigAction::AddProvider { provider: _, alias } => {
            println!("\n{}", "🔧 Add Provider Wizard".bold().green());
            println!("{}", "═".repeat(50).dimmed());

            // Select provider
            let provider_names = vec![
                "OpenAI (GPT-4, GPT-3.5)",
                "Anthropic Claude",
                "Claude Code (OAuth)",
                "Google Gemini",
                "xAI Grok",
                "Ollama (local)",
                "Perplexity",
                "Azure OpenAI",
                "Qwen AI",
            ];

            let provider_selection = Select::new()
                .with_prompt("Select AI provider")
                .items(&provider_names)
                .default(0)
                .interact()?;

            let (provider_name, provider_key) = match provider_selection {
                0 => ("openai", Some("OPENAI_API_KEY")),
                1 => ("anthropic", Some("ANTHROPIC_API_KEY")),
                2 => ("claude-code", Some("CLAUDE_CODE_TOKEN")),
                3 => ("gemini", Some("GEMINI_API_KEY")),
                4 => ("xai", Some("XAI_API_KEY")),
                5 => ("ollama", None),
                6 => ("perplexity", Some("PERPLEXITY_API_KEY")),
                7 => ("azure", Some("AZURE_API_KEY")),
                8 => ("qwen", Some("QWEN_API_KEY")),
                _ => ("openai", Some("OPENAI_API_KEY")),
            };

            // Get alias
            let alias = alias.unwrap_or_else(|| {
                Input::new()
                    .with_prompt("Enter account alias (e.g., 'work', 'personal')")
                    .with_initial_text(format!("{}-default", provider_name))
                    .interact()
                    .unwrap_or_else(|_| format!("{}-default", provider_name))
            });

            // Get optional model
            let model_input: String = Input::new()
                .with_prompt("Enter model name (optional, press Enter to use default)")
                .allow_empty(true)
                .interact()?;

            let model = if model_input.trim().is_empty() {
                None
            } else {
                Some(model_input.trim().to_string())
            };

            // Get optional API URL
            let api_url_input: String = Input::new()
                .with_prompt("Enter API URL (optional, press Enter to use default)")
                .allow_empty(true)
                .interact()?;

            let api_url = if api_url_input.trim().is_empty() {
                None
            } else {
                Some(api_url_input.trim().to_string())
            };

            // Get API key (skip for Ollama)
            let api_key = if provider_selection == 5 {
                None
            } else {
                let key_input: String = Input::new()
                    .with_prompt(format!("Enter your {} API key", provider_name))
                    .interact()?;

                if key_input.trim().is_empty() {
                    eprintln!(
                        "{}",
                        "⚠ No API key entered. You'll need to set it later.".yellow()
                    );
                    None
                } else {
                    Some(key_input.trim().to_string())
                }
            };

            // Create the account config
            let auth = if api_key.is_some() {
                // Generate a key_id for this account
                let key_id = format!("rco_{}", alias.to_lowercase().replace(' ', "_"));
                accounts::AuthMethod::ApiKey {
                    key_id: key_id.clone(),
                }
            } else {
                // For Ollama or no key, use env var
                if let Some(env_var) = provider_key {
                    accounts::AuthMethod::EnvVar {
                        name: env_var.to_string(),
                    }
                } else {
                    // Fallback - no auth
                    accounts::AuthMethod::EnvVar {
                        name: "OLLAMA_HOST".to_string(),
                    }
                }
            };

            let account = accounts::AccountConfig {
                alias: alias.to_lowercase().replace(' ', "_"),
                provider: provider_name.to_string(),
                api_url,
                model,
                auth,
                tokens_max_input: None,
                tokens_max_output: None,
                is_default: false,
            };

            // Save the account
            let mut accounts_config =
                accounts::AccountsConfig::load()?.unwrap_or_else(|| accounts::AccountsConfig {
                    active_account: None,
                    accounts: std::collections::HashMap::new(),
                });

            // Check if alias already exists
            if accounts_config.get_account(&account.alias).is_some() {
                eprintln!(
                    "{}",
                    format!("❌ Account '{}' already exists", account.alias).red()
                );
            } else {
                accounts_config.add_account(account.clone());

                // Store API key in secure storage if provided
                if let Some(key) = api_key {
                    let key_id = match &account.auth {
                        accounts::AuthMethod::ApiKey { key_id } => key_id.clone(),
                        _ => unreachable!(),
                    };
                    if let Err(e) =
                        crate::auth::token_storage::store_api_key_for_account(&key_id, &key)
                    {
                        eprintln!(
                            "{}",
                            format!("⚠ Failed to store API key securely: {e}").yellow()
                        );
                    }
                }

                accounts_config.save()?;
                println!();
                println!(
                    "{}",
                    format!("✅ Account '{}' added successfully!", account.alias).green()
                );
                println!();
                println!(
                    "{} To use this account: {}",
                    "→".cyan(),
                    format!("rco config use-account {}", account.alias)
                        .bold()
                        .white()
                );
            }
        }
        ConfigAction::ListAccounts => {
            let out = ConfigOutput;
            out.header("📋 Configured Accounts");
            out.divider();

            if config.has_accounts() {
                match config.list_accounts() {
                    Ok(accounts) => {
                        for account in accounts {
                            let default_marker = if account.is_default {
                                " [DEFAULT]".bold().green()
                            } else {
                                "".normal()
                            };
                            println!(
                                "{}: {}{}",
                                account.alias.yellow(),
                                account.provider,
                                default_marker
                            );
                            if let Some(model) = &account.model {
                                println!("   Model: {}", model.dimmed());
                            }
                            if let Some(api_url) = &account.api_url {
                                println!("   URL: {}", api_url.dimmed());
                            }
                        }
                    }
                    Err(e) => {
                        eprintln!("{}", format!("❌ Failed to list accounts: {e}").red());
                    }
                }
            } else {
                println!("\n{}", "No accounts configured yet.".dimmed());
                println!(
                    "{}",
                    "Use: rco config add-provider to add an account".dimmed()
                );
            }
        }
        ConfigAction::UseAccount { alias } => {
            println!(
                "\n{}",
                format!("🔄 Switching to account: {}", alias).bold().green()
            );

            match config.set_default_account(&alias) {
                Ok(_) => {
                    println!("{}", format!("✅ Now using account: {alias}").green());
                    println!(
                        "\n{}",
                        "Note: Account switching requires restart of commands".dimmed()
                    );
                }
                Err(e) => {
                    eprintln!("{}", format!("❌ Failed to switch account: {e}").red());
                }
            }
        }
        ConfigAction::RemoveAccount { alias } => {
            println!(
                "\n{}",
                format!("🗑️  Removing account: {}", alias).bold().yellow()
            );

            match config.remove_account(&alias) {
                Ok(_) => {
                    println!("{}", format!("✅ Account '{alias}' removed").green());
                }
                Err(e) => {
                    eprintln!("{}", format!("❌ Failed to remove account: {e}").red());
                }
            }
        }
        ConfigAction::ShowAccount { alias } => {
            let alias = alias.as_deref().unwrap_or("default");

            println!("\n{}", format!("👤 Account: {}", alias).bold().green());
            println!("{}", "═".repeat(50).dimmed());

            match config.get_account(alias) {
                Ok(Some(account)) => {
                    println!("Alias: {}", account.alias.yellow());
                    println!("Provider: {}", account.provider);
                    println!("Default: {}", if account.is_default { "Yes" } else { "No" });

                    if let Some(model) = &account.model {
                        println!("Model: {}", model);
                    }
                    if let Some(api_url) = &account.api_url {
                        println!("API URL: {}", api_url);
                    }

                    match &account.auth {
                        crate::config::accounts::AuthMethod::ApiKey { .. } => {
                            println!("Auth: API Key 🔑");
                        }
                        crate::config::accounts::AuthMethod::OAuth {
                            provider,
                            account_id,
                        } => {
                            println!("Auth: OAuth ({}) - Account: {}", provider, account_id);
                        }
                        crate::config::accounts::AuthMethod::EnvVar { name } => {
                            println!("Auth: Environment Variable ({})", name);
                        }
                        crate::config::accounts::AuthMethod::Bearer { .. } => {
                            println!("Auth: Bearer Token 🔖");
                        }
                    }
                }
                Ok(None) => {
                    eprintln!("{}", format!("❌ Account '{alias}' not found").red());
                }
                Err(e) => {
                    eprintln!("{}", format!("❌ Failed to get account: {e}").red());
                }
            }
        }
    }

    Ok(())
}