use std::path::PathBuf;
use thiserror::Error;

/// Custom Result type for foxhunt-deploy
pub(crate) type Result<T> = std::result::Result<T, FoxhuntError>;

/// Unified error type for all operations
#[derive(Error, Debug)]
pub(crate) enum FoxhuntError {
    #[error("Configuration error: {0}")]
    Config(String),

    #[error("Config file not found at {path:?}. Run 'foxhunt-deploy init' to create one.")]
    ConfigNotFound { path: PathBuf },

    #[error("Missing required config field: {field}")]
    MissingConfigField { field: String },

    #[error("Docker command failed: {0}")]
    Docker(String),

    #[error("RunPod API error: {status} - {message}")]
    RunPodApi { status: u16, message: String },

    #[error("S3 error: {0}")]
    S3(String),

    #[error("IO error: {0}")]
    Io(#[from] std::io::Error),

    #[error("HTTP request failed: {0}")]
    Http(#[from] reqwest::Error),

    #[error("Serialization error: {0}")]
    Serde(#[from] serde_json::Error),

    #[error("TOML parsing error: {0}")]
    Toml(#[from] toml::de::Error),

    #[error("Invalid argument: {0}")]
    InvalidArgument(String),

    #[error("Unknown error: {0}")]
    Unknown(String),
}