filesvc_rs/
lib.rs

1use derive_builder::Builder;
2use reqwest::StatusCode;
3use thiserror::Error;
4
5pub mod http;
6
7#[derive(Debug, Clone, Builder)]
8#[builder(setter(into), default)]
9pub struct Client<'a> {
10    #[builder(setter(skip))]
11    http: reqwest::Client,
12    base_uri: &'a str,
13}
14
15impl<'a> Default for Client<'a> {
16    fn default() -> Self {
17        Self {
18            http: Default::default(),
19            base_uri: "files.vc",
20        }
21    }
22}
23
24impl<'a> Client<'a> {
25    pub fn builder() -> ClientBuilder<'a> {
26        ClientBuilder::default()
27    }
28
29    pub async fn get_hashsum(&self, file: &str) -> Result<String, GetHashsumError> {
30        let response = self
31            .http
32            .get(format!("https://{}/hashsum/{file}", self.base_uri))
33            .send()
34            .await?;
35
36        let content = match response.status() {
37            StatusCode::OK => response.text().await?,
38            StatusCode::NOT_FOUND => return Err(GetHashsumError::FileDoesNotExist),
39            status => return Err(GetHashsumError::UnknownStatusCode(status)),
40        };
41
42        if !content.contains("(SHA1)") {
43            return Err(GetHashsumError::MalformedResponse(content));
44        }
45
46        let hashsum = content
47            .strip_suffix(" (SHA1)")
48            .ok_or(GetHashsumError::MalformedResponse(content.to_owned()))?
49            .to_string();
50
51        Ok(hashsum)
52    }
53
54    pub async fn delete_file(&self, file: &str) -> Result<(), DeleteFileError> {
55        let response = self
56            .http
57            .delete(format!("https://{}/a/{file}", self.base_uri))
58            .send()
59            .await?;
60
61        match response.status() {
62            StatusCode::OK => Ok(()),
63            StatusCode::NOT_FOUND => Err(DeleteFileError::FileDoesNotExist),
64            status => Err(DeleteFileError::UnknownStatusCode(status)),
65        }
66    }
67}
68
69#[derive(Debug, Error)]
70pub enum GetHashsumError {
71    #[error("The server returned an unknown status code {0}")]
72    UnknownStatusCode(StatusCode),
73    #[error("The server returned a malformed response {0}")]
74    MalformedResponse(String),
75    #[error("The file does not exist")]
76    FileDoesNotExist,
77    #[error(transparent)]
78    Http(#[from] reqwest::Error),
79}
80
81#[derive(Debug, Error)]
82pub enum DeleteFileError {
83    #[error("The server returned an unknown status code {0}")]
84    UnknownStatusCode(StatusCode),
85    #[error("The file does not exist")]
86    FileDoesNotExist,
87    #[error(transparent)]
88    Http(#[from] reqwest::Error),
89}