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use serde::{Deserialize, Serialize};

#[derive(Serialize, Deserialize, Debug, Clone)]
pub enum FinishReason {
    #[serde(rename = "stop")]
    Stop,
    #[serde(rename = "length")]
    Length,
    #[serde(rename = "content_filter")]
    ContentFilter,
}

#[derive(Serialize, Deserialize, Debug, Clone)]
pub struct Usage {
    #[serde(default)]
    pub prompt_tokens: Option<usize>,

    #[serde(default)]
    pub completion_tokens: Option<usize>,

    #[serde(default)]
    pub total_tokens: Option<usize>,
}

#[derive(Serialize, Deserialize, Debug)]
pub struct Error {
    pub error: ErrorInfo,
}

#[derive(Serialize, Deserialize, Debug)]
pub struct ErrorInfo {
    pub message: String,

    #[serde(rename = "type")]
    pub error_type: String,

    pub code: Option<u32>,
    
    pub param: Option<String>,
}