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|
use super::super::{
archive::{Archive, read_json},
types::{ModpackFile, ModpackInfo, ParsedModpack},
};
use serde::Deserialize;
pub(crate) fn parse(archive: &mut Archive) -> Result<ParsedModpack, String> {
let manifest: CurseForgeManifest = serde_json::from_value(read_json(archive, "manifest.json")?)
.map_err(|e| format!("invalid curseforge manifest: {e}"))?;
if manifest.manifest_type.as_deref() != Some("minecraftModpack") {
return Err("not curseforge".into());
}
let (mod_loader, mod_loader_version) = manifest.primary_mod_loader();
let files = manifest
.files
.into_iter()
.filter_map(CurseForgeManifestFile::into_modpack_file)
.collect();
let overrides = manifest
.overrides
.unwrap_or_else(|| "overrides".to_string());
Ok(ParsedModpack {
info: ModpackInfo {
name: manifest
.name
.unwrap_or_else(|| "CurseForge Modpack".to_string()),
minecraft_version: manifest.minecraft.version,
mod_loader,
mod_loader_version,
modpack_type: "curseforge".into(),
instance_id: None,
},
files,
override_prefixes: vec![format!("{overrides}/")],
})
}
#[derive(Debug, Deserialize)]
#[serde(rename_all = "camelCase")]
struct CurseForgeManifest {
manifest_type: Option<String>,
name: Option<String>,
overrides: Option<String>,
#[serde(default)]
minecraft: CurseForgeMinecraft,
#[serde(default)]
files: Vec<CurseForgeManifestFile>,
}
impl CurseForgeManifest {
fn primary_mod_loader(&self) -> (Option<String>, Option<String>) {
self.minecraft
.mod_loaders
.iter()
.find(|item| item.primary)
.or_else(|| self.minecraft.mod_loaders.first())
.and_then(|item| item.id.as_deref()?.split_once('-'))
.map(|(name, version)| (Some(name.to_string()), Some(version.to_string())))
.unwrap_or((None, None))
}
}
#[derive(Debug, Default, Deserialize)]
struct CurseForgeMinecraft {
version: Option<String>,
#[serde(default, rename = "modLoaders")]
mod_loaders: Vec<CurseForgeModLoader>,
}
#[derive(Debug, Deserialize)]
struct CurseForgeModLoader {
id: Option<String>,
#[serde(default)]
primary: bool,
}
#[derive(Debug, Deserialize)]
struct CurseForgeManifestFile {
#[serde(rename = "projectID", alias = "projectId")]
project_id: Option<u64>,
#[serde(rename = "fileID", alias = "fileId")]
file_id: Option<u64>,
}
impl CurseForgeManifestFile {
fn into_modpack_file(self) -> Option<ModpackFile> {
Some(ModpackFile {
url: format!("curseforge://{}:{}", self.project_id?, self.file_id?),
path: String::new(),
size: None,
sha1: None,
})
}
}
#[cfg(test)]
mod tests {
use super::CurseForgeManifestFile;
#[test]
fn curseforge_manifest_file_deserializes_uppercase_id_fields() {
let file: CurseForgeManifestFile = serde_json::from_value(serde_json::json!({
"projectID": 253735,
"fileID": 4683468
}))
.expect("failed to deserialize CurseForge manifest file");
assert_eq!(file.project_id, Some(253735));
assert_eq!(file.file_id, Some(4683468));
assert_eq!(
file.into_modpack_file().map(|file| file.url),
Some("curseforge://253735:4683468".to_string())
);
}
#[test]
fn curseforge_manifest_file_deserializes_camel_case_id_fields() {
let file: CurseForgeManifestFile = serde_json::from_value(serde_json::json!({
"projectId": 253735,
"fileId": 4683468
}))
.expect("failed to deserialize CurseForge manifest file");
assert_eq!(file.project_id, Some(253735));
assert_eq!(file.file_id, Some(4683468));
}
}
|