openlark-webhook 0.17.0

use crate::common::error::{Result, WebhookError};
use crate::common::validation;
use crate::models::{FileContent, ImageContent, PostContent, TextContent};
use serde_json::json;

#[cfg(feature = "signature")]
use crate::common::signature;

#[cfg(feature = "card")]
use crate::models::InteractiveContent;

/// 发送 Webhook 消息请求构建器。
#[derive(Debug, Clone)]
pub struct SendWebhookMessageRequest {
    webhook_url: String,
    msg_type: String,
    content: serde_json::Value,
    #[cfg(feature = "signature")]
    secret: Option<String>,
}

impl SendWebhookMessageRequest {
    /// 创建新的发送请求
    pub fn new(webhook_url: String) -> Self {
        Self {
            webhook_url,
            msg_type: "text".to_string(),
            content: json!({}),
            #[cfg(feature = "signature")]
            secret: None,
        }
    }

    /// 设置签名密钥（启用签名验证）
    #[cfg(feature = "signature")]
    pub fn with_secret(mut self, secret: String) -> Self {
        self.secret = Some(secret);
        self
    }

    /// 将请求内容设置为文本消息。
    pub fn text(mut self, text: String) -> Self {
        self.msg_type = "text".to_string();
        self.content = serde_json::to_value(TextContent::new(text)).unwrap_or_else(|_| json!({}));
        self
    }

    /// 将请求内容设置为富文本消息。
    pub fn post(mut self, post: String) -> Self {
        self.msg_type = "post".to_string();
        self.content = serde_json::to_value(PostContent::new(post)).unwrap_or_else(|_| json!({}));
        self
    }

    /// 将请求内容设置为图片消息。
    pub fn image(mut self, image_key: String) -> Self {
        self.msg_type = "image".to_string();
        self.content =
            serde_json::to_value(ImageContent::new(image_key)).unwrap_or_else(|_| json!({}));
        self
    }

    /// 将请求内容设置为文件消息。
    pub fn file(mut self, file_key: String) -> Self {
        self.msg_type = "file".to_string();
        self.content =
            serde_json::to_value(FileContent::new(file_key)).unwrap_or_else(|_| json!({}));
        self
    }

    /// 将请求内容设置为交互式卡片消息。
    ///
    /// 需要启用 `card` feature。
    #[cfg(feature = "card")]
    pub fn card(mut self, card: serde_json::Value) -> Self {
        self.msg_type = "interactive".to_string();
        self.content =
            serde_json::to_value(InteractiveContent::new(card)).unwrap_or_else(|_| json!({}));
        self
    }

    /// 执行发送请求并返回飞书响应。
    pub async fn execute(self) -> Result<SendWebhookMessageResponse> {
        validation::validate_webhook_url(&self.webhook_url)
            .map_err(|e| WebhookError::Http(e.to_string()))?;

        let payload = json!(
        {
            "msg_type": self.msg_type,
            "content": self.content,
        });

        #[cfg(feature = "signature")]
        let request_builder = {
            let mut rb = reqwest::Client::new()
                .post(&self.webhook_url)
                .json(&payload);
            if let Some(secret) = &self.secret {
                let timestamp = signature::current_timestamp();
                let sign = signature::sign(timestamp, secret);
                rb = rb
                    .header("X-Lark-Signature", sign)
                    .header("X-Lark-Timestamp", timestamp.to_string());
            }
            rb
        };

        #[cfg(not(feature = "signature"))]
        let request_builder = reqwest::Client::new()
            .post(&self.webhook_url)
            .json(&payload);

        let response = request_builder
            .send()
            .await
            .map_err(|e| WebhookError::Http(e.to_string()))?;

        let status = response.status();
        if !status.is_success() {
            return Err(WebhookError::Http(format!("HTTP error: {status}")));
        }

        let body = response
            .text()
            .await
            .map_err(|e| WebhookError::Http(e.to_string()))?;

        let result: SendWebhookMessageResponse = serde_json::from_str(&body)?;
        Ok(result)
    }
}

/// Webhook 消息发送响应
#[derive(Debug, Clone, serde::Serialize, serde::Deserialize)]
pub struct SendWebhookMessageResponse {
    /// 返回码
    pub code: i32,
    /// 返回信息
    pub msg: String,
}

#[cfg(test)]
#[allow(unused_imports)]
mod tests {
    use super::*;

    #[test]
    fn test_send_webhook_message_request_text() {
        let req = SendWebhookMessageRequest::new("https://example.com/webhook".to_string())
            .text("Hello, World!".to_string());

        assert_eq!(req.msg_type, "text");
        assert_eq!(req.webhook_url, "https://example.com/webhook");
    }

    #[test]
    fn test_send_webhook_message_request_post() {
        let req = SendWebhookMessageRequest::new("https://example.com/webhook".to_string())
            .post(r#"{"title":"Test"}"#.to_string());

        assert_eq!(req.msg_type, "post");
    }

    #[test]
    fn test_send_webhook_message_request_image() {
        let req = SendWebhookMessageRequest::new("https://example.com/webhook".to_string())
            .image("img_abc123".to_string());

        assert_eq!(req.msg_type, "image");
    }

    #[test]
    fn test_send_webhook_message_request_file() {
        let req = SendWebhookMessageRequest::new("https://example.com/webhook".to_string())
            .file("file_xyz789".to_string());

        assert_eq!(req.msg_type, "file");
    }

    #[cfg(feature = "card")]
    #[test]
    fn test_send_webhook_message_request_card() {
        let card = serde_json::json!({
            "type": "template",
            "data": {
                "template_id": "test_template"
            }
        });
        let req =
            SendWebhookMessageRequest::new("https://example.com/webhook".to_string()).card(card);

        assert_eq!(req.msg_type, "interactive");
    }

    #[test]
    fn test_send_webhook_message_response_serialization() {
        let json = r#"{"code":0,"msg":"ok"}"#;
        let response: SendWebhookMessageResponse =
            serde_json::from_str(json).expect("JSON 反序列化失败");
        assert_eq!(response.code, 0);
        assert_eq!(response.msg, "ok");
    }

    #[cfg(feature = "signature")]
    #[test]
    fn test_send_webhook_message_request_with_secret() {
        let req = SendWebhookMessageRequest::new("https://example.com/webhook".to_string())
            .text("Hello".to_string())
            .with_secret("my-secret".to_string());

        assert!(req.secret.is_some());
        assert_eq!(req.secret.unwrap(), "my-secret");
    }
}