Automatically pin transitive deps

src/modpack.rs

@@ -80,15 +80,15 @@ impl ModpackMeta {
     }
 
     pub fn add_mod(mut self, mod_meta: &ModMeta) -> Self {
-        if let Some(old_mod_meta) = self.mods.get(&mod_meta.name) {
-            println!("Updating {} version constraints: {} -> {}", mod_meta.name, old_mod_meta.version, mod_meta.version);
-        }
-        else {
-            println!(
-                "Adding {}@{} to modpack '{}'...",
-                mod_meta.name, mod_meta.version, self.pack_name
-            );
-        }
+        // if let Some(old_mod_meta) = self.mods.get(&mod_meta.name) {
+        //     println!("Updating {} version constraints: {} -> {}", mod_meta.name, old_mod_meta.version, mod_meta.version);
+        // }
+        // else {
+        //     println!(
+        //         "Adding {}@{} to modpack '{}'...",
+        //         mod_meta.name, mod_meta.version, self.pack_name
+        //     );
+        // }
         self.mods.insert(mod_meta.name.to_string(), mod_meta.clone());
         self
     }
@@ -113,7 +113,7 @@ impl ModpackMeta {
             path,
             toml::to_string(self).expect("MC Modpack Meta should be serializable"),
         )?;
-        println!("Saved modpack metadata to {}", path.display());
+        // println!("Saved modpack metadata to {}", path.display());
         Ok(())
     }
 

src/providers/mod.rs

@@ -1,4 +1,4 @@
-use std::path::PathBuf;
+use std::{collections::HashSet, path::PathBuf};
 use serde::{Deserialize, Serialize};
 use crate::mod_meta::ModMeta;
 
@@ -18,5 +18,5 @@ pub struct PinnedMod {
     /// Version of mod
     pub version: semver::Version,
     /// Pinned dependencies of a pinned mod
-    pub deps: Option<Vec<ModMeta>>
+    pub deps: Option<HashSet<ModMeta>>
 }

src/providers/modrinth.rs

@@ -1,13 +1,43 @@
 use serde::{Deserialize, Serialize};
-use std::error::Error;
+use std::{collections::HashSet, error::Error};
 
 use super::PinnedMod;
-use crate::{mod_meta::ModMeta, modpack::ModpackMeta, providers::FileSource};
+use crate::{
+    mod_meta::{ModMeta, ModProvider},
+    modpack::ModpackMeta,
+    providers::FileSource,
+};
 
 pub struct Modrinth {
     client: reqwest::Client,
 }
 
+#[derive(Serialize, Deserialize)]
+struct DonationUrls1 {
+    id: String,
+    platform: String,
+    url: String,
+}
+#[derive(Serialize, Deserialize)]
+struct Gallery1 {
+    created: String,
+    description: String,
+    featured: bool,
+    ordering: i64,
+    title: String,
+    url: String,
+}
+#[derive(Serialize, Deserialize)]
+struct License1 {
+    id: String,
+    name: String,
+    url: String,
+}
+#[derive(Serialize, Deserialize)]
+struct ModrinthProject {
+    slug: String,
+}
+
 #[derive(Serialize, Deserialize, Debug)]
 struct VersionDeps {
     dependency_type: String,
@@ -40,8 +70,9 @@ struct ModrinthProjectVersion {
     // downloads: i64,
     files: Vec<VersionFiles>,
     // loaders: Vec<String>,
-    // name: String,
-    // project_id: String,
+    name: String,
+    project_id: String,
+    id: String,
     version_number: semver::Version,
     // version_type: String,
 }
@@ -53,15 +84,49 @@ impl Modrinth {
         }
     }
 
+    pub async fn get_project_slug(&self, project_id: &str) -> Result<String, Box<dyn Error>> {
+        let mut project: ModrinthProject = self
+            .client
+            .get(format!("https://api.modrinth.com/v2/project/{project_id}"))
+            .send()
+            .await?
+            .json()
+            .await?;
+
+        Ok(project.slug)
+    }
+
+    pub async fn get_mod_meta(
+        &self,
+        project_id: &str,
+        project_version: Option<&str>,
+        pack_meta: &ModpackMeta,
+    ) -> Result<ModMeta, Box<dyn Error>> {
+        let project_versions = self.get_project_versions(project_id, pack_meta).await?;
+        let project_slug = self.get_project_slug(project_id).await?;
+
+        for version in project_versions.into_iter() {
+            if project_version.is_none() || project_version.unwrap_or("*") == version.id {
+                return Ok(ModMeta::new(&project_slug)?
+                    .provider(ModProvider::Modrinth)
+                    .version(&version.version_number.to_string()));
+            }
+        }
+        Err(format!(
+            "Couldn't find project '{}' with version '{}'",
+            project_id,
+            project_version.unwrap_or("*")
+        )
+        .into())
+    }
+
     /// Resolve a list of mod candidates in order of newest to oldest
     pub async fn resolve(
         &self,
         mod_meta: &ModMeta,
         pack_meta: &ModpackMeta,
     ) -> Result<PinnedMod, Box<dyn Error>> {
-        let mut versions = self.get_project_versions(&mod_meta.name, pack_meta).await?;
-        versions.sort_by_key(|v| v.version_number.clone());
-        versions.reverse();
+        let versions = self.get_project_versions(&mod_meta.name, pack_meta).await?;
 
         let package = if mod_meta.version == "*" {
             versions.last().ok_or(format!(
@@ -82,6 +147,18 @@ impl Modrinth {
                 ))?
         };
 
+        let mut deps_meta = HashSet::new();
+        for dep in package
+            .dependencies
+            .iter()
+            .filter(|dep| dep.dependency_type == "required")
+        {
+            deps_meta.insert(
+                self.get_mod_meta(&dep.project_id, dep.version_id.as_deref(), pack_meta)
+                    .await?,
+            );
+        }
+
         Ok(PinnedMod {
             source: package
                 .files
@@ -93,7 +170,11 @@ impl Modrinth {
                 })
                 .collect(),
             version: package.version_number.clone(),
-            deps: None, // TODO: Get deps
+            deps: if package.dependencies.len() > 0 {
+                Some(deps_meta)
+            } else {
+                None
+            },
         })
     }
 
@@ -102,7 +183,7 @@ impl Modrinth {
         mod_id: &str,
         pack_meta: &ModpackMeta,
     ) -> Result<Vec<ModrinthProjectVersion>, Box<dyn Error>> {
-        let project_Versions: Vec<ModrinthProjectVersion> = self
+        let mut project_versions: Vec<ModrinthProjectVersion> = self
             .client
             .get(format!(
                 "https://api.modrinth.com/v2/project/{mod_id}/version"
@@ -119,7 +200,10 @@ impl Modrinth {
             .json()
             .await?;
 
-        Ok(project_Versions)
+        project_versions.sort_by_key(|v| v.version_number.clone());
+        project_versions.reverse();
+
+        Ok(project_versions)
     }
 }
 

src/resolver.rs

@@ -45,12 +45,19 @@ impl PinnedPackMeta {
         let mut deps =
             HashSet::from_iter(self.pin_mod(mod_metadata, pack_metadata).await?.into_iter());
 
+        let pinned_version = self
+            .mods
+            .get(&mod_metadata.name)
+            .expect("should be in pinned mods")
+            .version
+            .clone();
+
         while !deps.is_empty() {
             let mut next_deps = HashSet::new();
             for dep in deps.iter() {
                 println!(
                     "Adding mod {}@{} (dependency of {}@{})",
-                    dep.name, dep.version, mod_metadata.name, mod_metadata.version
+                    dep.name, dep.version, mod_metadata.name, pinned_version
                 );
                 next_deps.extend(self.pin_mod(dep, &pack_metadata).await?);
             }
@@ -129,7 +136,7 @@ impl PinnedPackMeta {
             path,
             toml::to_string(self).expect("Pinned pack meta should be serializable"),
         )?;
-        println!("Saved modpack.lock to {}", path.display());
+        // println!("Saved modpack.lock to {}", path.display());
         Ok(())
     }