oss-api-client 1.5.0

A Rust-based object storage service system that provides functionalities similar to Alibaba Cloud OSS. Supports file upload, download, preview, bucket management and more, using Axum as the web framework and SeaORM as the database ORM.
Documentation 
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use anyhow::anyhow;
use reqwest::header::{HeaderMap, HeaderValue};
use robotech::api_client::ApiClient;
use robotech::api_client::ApiClientError;
use robotech::cst::user_id_cst::USER_ID_HEADER_NAME;
use robotech::micro_svc::FeignClient;
use robotech::ro::Ro;
use std::fmt::Display;

enum ClientBackend {
    Feign(FeignClient),
    Static(ApiClient),
}

pub struct OssFileApiClient {
    backend: ClientBackend,
}

impl OssFileApiClient {
    pub fn new_feign(client: FeignClient) -> Self {
        Self {
            backend: ClientBackend::Feign(client),
        }
    }

    pub fn new_static(client: ApiClient) -> Self {
        Self {
            backend: ClientBackend::Static(client),
        }
    }

    pub async fn upload_file(
        &self,
        bucket: &str,
        file_path: &str,
        file_name: &str,
        current_user_id: u64,
    ) -> Result<Ro<serde_json::Value>, ApiClientError> {
        let url = format!("/oss/file/upload/{}", bucket);
        let form = reqwest::multipart::Form::new()
            .file("file", file_path)
            .await
            .map_err(|e| ApiClientError::ReadFile(url.clone(), e))?
            .text("fileName", file_name.to_string());
        let mut headers = HeaderMap::new();
        headers.insert(
            USER_ID_HEADER_NAME,
            HeaderValue::from_str(&current_user_id.to_string().as_str())
                .map_err(|e| anyhow!("current_user_id: {}", e))?,
        );

        match &self.backend {
            ClientBackend::Feign(c) => {
                c.multipart::<String>(&url, form, Some(headers)).await
            }
            ClientBackend::Static(c) => {
                c.multipart(&url, form, Some(headers), None).await
            }
        }
    }

    pub async fn upload_file_content(
        &self,
        bucket: &str,
        file_name: &str,
        data: Vec<u8>,
        current_user_id: u64,
    ) -> Result<Ro<serde_json::Value>, ApiClientError> {
        let url = format!("/oss/file/upload/{}", bucket);
        let part = reqwest::multipart::Part::bytes(data).file_name(file_name.to_string());
        let form = reqwest::multipart::Form::new().part("file", part);
        let mut headers = HeaderMap::new();
        headers.insert(
            USER_ID_HEADER_NAME,
            HeaderValue::from_str(&current_user_id.to_string().as_str())
                .map_err(|e| anyhow!("current_user_id: {}", e))?,
        );
        match &self.backend {
            ClientBackend::Feign(c) => {
                c.multipart::<String>(&url, form, Some(headers)).await
            }
            ClientBackend::Static(c) => {
                c.multipart(&url, form, Some(headers), None).await
            }
        }
    }

    pub async fn download_file(
        &self,
        obj_id: impl Display,
        current_user_id: u64,
    ) -> Result<Vec<u8>, ApiClientError> {
        let url = format!("/oss/file/download/{}", obj_id);
        let mut headers = HeaderMap::new();
        headers.insert(
            USER_ID_HEADER_NAME,
            HeaderValue::from_str(&current_user_id.to_string().as_str())
                .map_err(|e| anyhow!("current_user_id: {}", e))?,
        );
        match &self.backend {
            ClientBackend::Feign(c) => {
                c.get_bytes::<()>(&url, None, Some(headers)).await
            }
            ClientBackend::Static(c) => {
                c.get_bytes::<()>(&url, None, Some(headers), None).await
            }
        }
    }

    pub async fn preview_file(
        &self,
        obj_id: impl Display,
        current_user_id: u64,
    ) -> Result<Vec<u8>, ApiClientError> {
        let url = format!("/oss/file/preview/{}", obj_id);
        let mut headers = HeaderMap::new();
        headers.insert(
            USER_ID_HEADER_NAME,
            HeaderValue::from_str(&current_user_id.to_string().as_str())
                .map_err(|e| anyhow!("current_user_id: {}", e))?,
        );
        match &self.backend {
            ClientBackend::Feign(c) => {
                c.get_bytes::<()>(&url, None, Some(headers)).await
            }
            ClientBackend::Static(c) => {
                c.get_bytes::<()>(&url, None, Some(headers), None).await
            }
        }
    }
}