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use std::{io::{Error, ErrorKind, Write}, fs::File};
use reqwest::Client;
use futures_util::StreamExt;
use crate::{config::Cfg, modrinth::{projects, Project, versions, extract_current_version, Version}, get_current_list, db::{get_mods_from_list, get_versions, get_list_version, change_list_versions}, List};
pub async fn update(config: Cfg) -> Result<(), Box<dyn std::error::Error>> {
let current_list = get_current_list(config.clone())?;
let mods = get_mods_from_list(config.clone(), current_list.clone())?;
let mut versions = get_versions(config.clone(), mods.clone())?;
versions.sort_by_key(|ver| ver.mod_id.clone());
let mut projects = projects(String::from(&config.apis.modrinth), mods).await;
projects.sort_by_key(|pro| pro.id.clone());
let mut updatestack: Vec<Version> = vec![];
for (index, project) in projects.into_iter().enumerate() {
let current_version = &versions[index];
let p_id = String::from(&project.id);
let v_id = ¤t_version.mod_id;
if &p_id != v_id { return Err(Box::new(Error::new(ErrorKind::Other, "SORTING_ERROR"))) };
if project.versions.join("|") != current_version.versions {
updatestack.push(match specific_update(config.clone(), current_list.clone(), project).await {
Ok(ver) => ver,
//TODO handle errors (only continue on "NO_UPDATE_AVAILABLE")
Err(_) => { continue; },
});
};
};
//println!("{:?}", updatestack);
download_updates(config, updatestack).await?;
Ok(())
}
async fn specific_update(config: Cfg, list: List, project: Project) -> Result<Version, Box<dyn std::error::Error>> {
print!("Checking update for '{}' in {}", project.title, list.id);
let applicable_versions = versions(String::from(&config.apis.modrinth), String::from(&project.id), list.clone()).await;
let mut versions: Vec<String> = vec![];
for ver in &applicable_versions {
versions.push(String::from(&ver.id));
}
let mut current: Vec<Version> = vec![];
if versions.join("|") != get_list_version(config.clone(), list.clone(), String::from(&project.id))? {
//get new versions
print!(" | getting new version");
let current_str = extract_current_version(applicable_versions.clone())?;
current.push(applicable_versions.into_iter().find(|ver| ver.id == current_str).unwrap());
change_list_versions(config, list, current_str, versions, project.id)?;
}
if current.is_empty() { return Err(Box::new(Error::new(ErrorKind::NotFound, "NO_UPDATE_AVAILABLE"))) };
println!(" | ✔️");
Ok(current[0].clone())
}
async fn download_updates(config: Cfg, versions: Vec<Version>) -> Result<String, Box<dyn std::error::Error>> {
let dl_path = String::from(&config.downloads);
for ver in versions {
let primary_file = ver.files.into_iter().find(|file| file.primary).unwrap();
let dl_path_file = format!("{}/{}", config.downloads, primary_file.filename);
println!("Downloading {}", primary_file.url);
let res = Client::new()
.get(String::from(&primary_file.url))
.send()
.await
.or(Err(format!("Failed to GET from '{}'", &primary_file.url)))?;
// download chunks
let mut file = File::create(String::from(&dl_path_file)).or(Err(format!("Failed to create file '{}'", dl_path_file)))?;
let mut stream = res.bytes_stream();
while let Some(item) = stream.next().await {
let chunk = item.or(Err("Error while downloading file"))?;
file.write_all(&chunk)
.or(Err("Error while writing to file"))?;
}
}
Ok(dl_path)
}
#[tokio::test]
async fn download_updates_test() {
use crate::{modrinth::{Version, VersionFile, Hash, VersionType}, config::{Cfg, Apis}};
let config = Cfg { data: "...".to_string(), clean_remove: false, downloads: "./dl".to_string(), apis: Apis { modrinth: "...".to_string() } };
let versions = vec![Version {
id: "dEqtGnT9".to_string(),
project_id: "kYuIpRLv".to_string(),
author_id: "Qnt13hO8".to_string(),
featured: true,
name: "1.2.2-1.19 - Fabric".to_string(),
version_number: "1.2.2-1.19".to_string(),
changelog: None,
date_published: "2022-11-02T17:41:43.072267Z".to_string(),
downloads: 58,
version_type: VersionType::release,
files: vec![VersionFile {
hashes: Hash {
sha1: "fdc6dc39427fc92cc1d7ad8b275b5b83325e712b".to_string(),
sha512: "5b372f00d6e5d6a5ef225c3897826b9f6a2be5506905f7f71b9e939779765b41be6f2a9b029cfc752ad0751d0d2d5f8bb4544408df1363eebdde15641e99a849".to_string()
},
url: "https://cdn.modrinth.com/data/kYuIpRLv/versions/dEqtGnT9/waveycapes-fabric-1.2.2-mc1.19.2.jar".to_string(),
filename: "waveycapes-fabric-1.2.2-mc1.19.2.jar".to_string(),
primary: true,
size: 323176
}],
game_versions: vec![
"1.19".to_string(),
"1.19.1".to_string(),
"1.19.2".to_string()
],
loaders: vec![
"fabric".to_string()
]
}];
assert_eq!(download_updates(config, versions).await.unwrap(), "./dl")
}
|
