70 lines
2.1 KiB
Rust
70 lines
2.1 KiB
Rust
use anime_launcher_sdk::anime_game_core::installer::downloader::Downloader;
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use anime_launcher_sdk::anime_game_core::curl::fetch;
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use md5::{Md5, Digest};
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#[derive(Debug, Clone)]
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pub struct Background {
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pub uri: String,
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pub hash: String
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}
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pub fn get_uri() -> String {
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let uri = concat!("https://sdk-os-static.", "ho", "yo", "verse", ".com/hk4e_global/mdk/launcher/api/content?filter_adv=true&key=gcStgarh&launcher_id=10&language=");
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uri.to_owned() + &crate::i18n::format_lang(&crate::i18n::get_lang())
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}
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#[cached::proc_macro::cached(result)]
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pub fn get_background_info() -> anyhow::Result<Background> {
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let json = serde_json::from_slice::<serde_json::Value>(&fetch(get_uri(), None)?.get_body()?)?;
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let uri = match json["data"]["adv"]["background"].as_str() {
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Some(uri) => uri.to_owned(),
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None => anyhow::bail!("Failed to get background picture uri")
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};
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// This API field contains wrong md5 hash, but file's name
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// from the uri above actually contains correct one, so
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// I parse and use it few lines below
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/*let hash = match json["data"]["adv"]["bg_checksum"].as_str() {
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Some(uri) => uri.to_owned(),
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None => anyhow::bail!("Failed to get background picture checksum")
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};*/
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let hash = uri.split('/').last().unwrap_or_default().split('_').next().unwrap_or_default().to_owned();
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Ok(Background {
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uri,
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hash
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})
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}
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pub fn download_background() -> anyhow::Result<()> {
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tracing::debug!("Downloading background picture");
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let info = get_background_info()?;
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if crate::BACKGROUND_FILE.exists() {
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let hash = Md5::digest(std::fs::read(crate::BACKGROUND_FILE.as_path())?);
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if format!("{:x}", hash).to_lowercase() == info.hash {
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tracing::debug!("Background picture is already downloaded. Skipping");
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return Ok(());
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}
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}
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let mut downloader = Downloader::new(info.uri)?;
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downloader.continue_downloading = false;
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if let Err(err) = downloader.download_to(crate::BACKGROUND_FILE.as_path(), |_, _| {}) {
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let err: std::io::Error = err.into();
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anyhow::bail!(err);
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}
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Ok(())
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}
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