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use crate::error::Error;
use crate::result::Result;

pub async fn get(url: impl Into<String>) -> Result<String> {
    let url = url.into();
    let resp = reqwest::get(&url).await?;
    let status = resp.status();
    let text = resp.text().await?;
    if status.is_success() {
        Ok(text)
    } else {
        Err(Error::Custom(format!("{}: {}", status, text)))
    }
}

pub async fn get_json<T: serde::de::DeserializeOwned>(url: impl Into<String>) -> Result<T> {
    let url = url.into();
    let resp = reqwest::get(&url).await?;
    let status = resp.status();
    let text = resp.text().await?;
    if status.is_success() {
        Ok(serde_json::from_str(&text)?)
    } else {
        Err(Error::Custom(format!("{}: {}", status, text)))
    }
}

pub struct Request {
    pub url: String,
    pub user_agent: Option<String>,
}

impl Request {
    pub fn new(url: impl Into<String>) -> Self {
        Self {
            url: url.into(),
            user_agent: None,
        }
    }

    pub fn with_user_agent(mut self, user_agent: impl Into<String>) -> Self {
        self.user_agent = Some(user_agent.into());
        self
    }

    pub async fn get(self) -> Result<String> {
        let mut req = reqwest::Client::new().get(&self.url);
        if let Some(user_agent) = self.user_agent {
            req = req.header("User-Agent", user_agent);
        }
        let resp = req.send().await?;
        let status = resp.status();
        let text = resp.text().await?;
        if status.is_success() {
            Ok(text)
        } else {
            Err(Error::Custom(format!("{}: {}", status, text)))
        }
    }

    pub async fn get_json<T: serde::de::DeserializeOwned>(self) -> Result<T> {
        let mut req = reqwest::Client::new().get(&self.url);
        if let Some(user_agent) = self.user_agent {
            req = req.header("User-Agent", user_agent);
        }
        let resp = req.send().await?;
        let status = resp.status();
        let text = resp.text().await?;
        if status.is_success() {
            Ok(serde_json::from_str(&text)?)
        } else {
            Err(Error::Custom(format!("{}: {}", status, text)))
        }
    }
}

// pub async fn get_json_with_user_agent<T: serde::de::DeserializeOwned>(url: impl Into<String>, user_agent: impl Into<String>) -> Result<T> {
//     let url = url.into();

//     let resp = reqwest::Client::builder()
//         .user_agent(user_agent.into())
//         .build()?
//         .get(url)
//         .send()
//         .await?;

//     let status = resp.status();
//     let text = resp.text().await?;
//     if status.is_success() {
//         Ok(serde_json::from_str(&text)?)
//     } else {
//         Err(Error::Custom(format!("{}: {}", status, text)))
//     }
// }

// pub async fn post(url : impl Into<String>, body : impl Into<String>) -> Result<String> {
//     let url = url.into();
//     let body = body.into();
//     let resp = reqwest::Client::new().post(&url).body(body).send().await?;
//     let status = resp.status();
//     let text = resp.text().await?;
//     if status.is_success() {
//         Ok(text)
//     } else {
//         Err(Error::Custom(format!("{}: {}", status, text)))
//     }
// }

// pub async fn post_json(url : impl Into<String>, body : impl Into<String>) -> Result<String> {
//     let url = url.into();
//     let body = body.into();
//     let resp = reqwest::Client::new().post(&url).body(body).header("Content-Type", "application/json").send().await?;
//     let status = resp.status();
//     let text = resp.text().await?;
//     if status.is_success() {
//         Ok(text)
//     } else {
//         Err(Error::Custom(format!("{}: {}", status, text)))
//     }
// }

// pub async fn post_json_with_auth(url : impl Into<String>, body : impl Into<String>, auth : impl Into<String>) -> Result<String> {
//     let url = url.into();
//     let body = body.into();
//     let auth = auth.into();
//     let resp = reqwest::Client::new().post(&url).body(body).header("Content-Type", "application/json").header("Authorization", auth).send().await?;
//     let status = resp.status();
//     let text = resp.text().await?;
//     if status.is_success() {
//         Ok(text)
//     } else {
//         Err(Error::Custom(format!("{}: {}", status, text)))
//     }
// }