use serde::{Deserialize, Serialize};

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct S3Config {
    pub server: ServerConfig,
    pub storage: StorageConfig,
    pub auth: AuthConfig,
    pub cors: CorsConfig,
    pub logging: LoggingConfig,
    pub limits: LimitsConfig,
    pub multipart: MultipartConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct ServerConfig {
    pub port: u16,
    pub address: String,
    pub silent: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct StorageConfig {
    pub directory: String,
    pub clean_slate: bool,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct AuthConfig {
    pub enabled: bool,
    pub credentials: Vec<Credential>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Credential {
    #[serde(rename = "accessKeyId")]
    pub access_key_id: String,
    #[serde(rename = "secretAccessKey")]
    pub secret_access_key: String,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CorsConfig {
    pub enabled: bool,
    pub allowed_origins: Option<Vec<String>>,
    pub allowed_methods: Option<Vec<String>>,
    pub allowed_headers: Option<Vec<String>>,
    pub exposed_headers: Option<Vec<String>>,
    pub max_age: Option<u64>,
    pub allow_credentials: Option<bool>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct LoggingConfig {
    pub level: Option<String>,
    pub format: Option<String>,
    pub enabled: Option<bool>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct LimitsConfig {
    pub max_object_size: Option<u64>,
    pub max_metadata_size: Option<u64>,
    pub request_timeout: Option<u64>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct MultipartConfig {
    pub expiration_days: Option<u64>,
    pub cleanup_interval_minutes: Option<u64>,
}