oauth-db-cli 0.1.0

Command-line tool for managing OAuth-DB platform
Documentation 
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use thiserror::Error;

#[derive(Debug, Error)]
pub enum CliError {
    #[error("Authentication failed: {0}")]
    AuthError(String),

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

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

    #[error("Not logged in. Run 'oauth-db login' first")]
    NotLoggedIn,

    #[error("Permission denied: {0}")]
    PermissionDenied(String),

    #[error("Permission denied for operation '{operation}'.\nrequired role: {required}\nYour role: {current}\n{hint}")]
    RoleMissing {
        current: String,
        required: String,
        operation: String,
        hint: String,
    },

    #[error("Resource not found: {0}")]
    NotFound(String),

    #[error("Invalid input: {0}")]
    InvalidInput(String),

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

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

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

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

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

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

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

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

impl From<serde_yaml::Error> for CliError {
    fn from(err: serde_yaml::Error) -> Self {
        CliError::SerializationError(format!("YAML error: {}", err))
    }
}

impl From<toml::ser::Error> for CliError {
    fn from(err: toml::ser::Error) -> Self {
        CliError::ConfigError(format!("TOML serialization error: {}", err))
    }
}

pub type Result<T> = std::result::Result<T, CliError>;

impl CliError {
    /// Create a RoleMissing error with a helpful hint
    pub fn role_missing(current: impl Into<String>, required: impl Into<String>, operation: impl Into<String>) -> Self {
        let current = current.into();
        let required = required.into();
        let operation = operation.into();

        let hint = match required.as_str() {
            "admin" => "Please switch to an account with admin privileges or contact your administrator.",
            "developer" => "You need to register as a developer. Run 'oauth-db register' to create an account.",
            _ => "Please check your account permissions.",
        };

        CliError::RoleMissing {
            current,
            required,
            operation,
            hint: hint.to_string(),
        }
    }

    /// Create a PermissionDenied error with context
    pub fn permission_denied(resource: impl Into<String>, action: impl Into<String>) -> Self {
        CliError::PermissionDenied(format!(
            "You don't have permission to {} {}. Please check your access rights.",
            action.into(),
            resource.into()
        ))
    }
}