unnest archives with only one dir in it

src/actions/download.rs

@@ -3,7 +3,7 @@ use log::error;
 
 use crate::{
     nexus::{NXMUrl, download_nxm},
-    types::RootConfig,
+    types::{ModConfig, RootConfig},
     unpacker::unpack,
 };
 
@@ -32,11 +32,13 @@ pub fn handle_nxm(root_config: &mut RootConfig, raw_url: &str) -> anyhow::Result
         return Err(anyhow!("Mod with generated id already exists"));
     }
 
-    let new_mod = unpack(root_config, &mod_id, dl_file)?;
+    let extract_to = root_config.mod_location().join(&mod_id);
+    unpack(dl_file, extract_to)?;
+
+    let file_id: u64 = nxm_url.file.parse()?;
+    let new_mod = ModConfig::from_mod_info(&mod_id, &mod_id, &mod_info, file_id);
 
     root_config.add_mod(&new_mod);
 
-    root_config.save_to_file()?;
-
     Ok(())
 }

src/actions/install.rs

@@ -160,6 +160,7 @@ fn should_be_included(path: impl AsRef<Path>) -> bool {
                 | "ilstrings"
                 | "dlstrings"
                 | "dll"
+                | "swf"
         )
     )
 }

src/cli.rs

@@ -15,9 +15,8 @@ pub struct Args {
 #[derive(Subcommand, Debug)]
 pub enum Commands {
     Activate { instance: String, target: PathBuf },
-    Add { instance: String, mod_id: String },
+    Include { instance: String, mod_id: String },
     LoadOrder { instance: String },
     ApiCheck,
     Download { url: String },
-    Unpack { id: String, path: String },
 }

src/fomod.rs

@@ -118,6 +118,7 @@ pub enum PluginTypeDescriptorEnum {
 
 #[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct DependencyPluginType {
+    #[serde(rename = "defaultType")]
     pub default_type: PluginType,
     pub patterns: DependencyPatternList,
 }
@@ -129,7 +130,7 @@ pub struct DependencyPatternList {
 
 #[derive(Clone, Debug, Deserialize, Serialize, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct DependencyPattern {
-    pub dependencies: CompositeDependency,
+    pub dependencies: Vec<CompositeDependency>,
     #[serde(rename = "type")]
     pub typ: PluginType,
 }

src/main.rs

@@ -11,7 +11,6 @@ use fomod_manager::{
     cli::{self, Args},
     nexus::NexusAPI,
     types::RootConfig,
-    unpacker::unpack,
 };
 
 fn command_activate(
@@ -63,22 +62,7 @@ fn command_order(root_config: &RootConfig, instance_id: &str) -> anyhow::Result<
 }
 
 fn command_download(root_config: &mut RootConfig, raw_url: &str) -> anyhow::Result<()> {
-    handle_nxm(root_config, raw_url)
-}
-
-fn command_unpack(
-    root_config: &mut RootConfig,
-    id: &str,
-    file: impl AsRef<Path>,
-) -> anyhow::Result<()> {
-    if root_config.game_by_id(id).is_some() {
-        error!("Mod already present");
-        return Err(anyhow!("Mod already exists"));
-    }
-
-    let new_mod = unpack(root_config, id, file)?;
-
-    root_config.add_mod(&new_mod);
+    handle_nxm(root_config, raw_url)?;
 
     root_config.save_to_file()?;
 
@@ -105,7 +89,7 @@ fn main() -> Result<(), Box<dyn Error>> {
         cli::Commands::Activate { instance, target } => {
             command_activate(&root_config, &instance, &target)?;
         }
-        cli::Commands::Add { instance, mod_id } => {
+        cli::Commands::Include { instance, mod_id } => {
             command_add(&root_config, &instance, &mod_id)?;
         }
         cli::Commands::LoadOrder { instance } => {
@@ -118,9 +102,6 @@ fn main() -> Result<(), Box<dyn Error>> {
         cli::Commands::Download { url } => {
             command_download(&mut root_config, &url)?;
         }
-        cli::Commands::Unpack { id, path } => {
-            command_unpack(&mut root_config, &id, path)?;
-        }
     }
 
     Ok(())

src/mod_config_installer.rs

@@ -176,7 +176,11 @@ fn resolve_plugin_type(
         PluginTypeDescriptorEnum::PluginType(plugin_type) => plugin_type.name,
         PluginTypeDescriptorEnum::DependencyType(dependency_plugin_type) => {
             for dep in &dependency_plugin_type.patterns.pattern {
-                if evaluate_dependency(&dep.dependencies, state, installed_plugins) {
+                if dep
+                    .dependencies
+                    .iter()
+                    .all(|e| evaluate_dependency(e, state, installed_plugins))
+                {
                     return dep.typ.name;
                 }
             }

src/nexus.rs

@@ -2,6 +2,6 @@ mod api;
 mod downloader;
 mod url;
 
-pub use api::NexusAPI;
+pub use api::{ModInfo, NexusAPI};
 pub use downloader::download_nxm;
 pub use url::NXMUrl;

src/nexus/api.rs

@@ -1,7 +1,7 @@
 use serde::Deserialize;
 use url::Url;
 
-use crate::nexus::NXMUrl;
+use crate::{nexus::NXMUrl, types::GameType};
 
 const NEXUS_ENDPOINT: &str = "https://api.nexusmods.com";
 
@@ -95,7 +95,7 @@ pub struct ModInfo {
     pub mod_id: u64,
     // pub game_id: u64,
     // pub allow_rating: bool,
-    // pub domain_name: String,
+    pub domain_name: String,
     // pub category_id: u64,
     pub version: String,
     // pub endorsement_count: u64,
@@ -145,6 +145,10 @@ impl ModInfo {
         if short_name.len() > MAX_CHARS {
             short_name.truncate(MAX_CHARS);
         }
-        format!("{}-{}", short_name, self.mod_id)
+        format!("{}-{}", short_name.to_lowercase(), self.mod_id)
+    }
+
+    pub fn get_game_type(&self) -> GameType {
+        GameType::from_nexus_domain(&self.domain_name).unwrap_or(GameType::Unknown)
     }
 }

src/types.rs

@@ -1,20 +1,24 @@
 use thiserror::Error;
 
 mod game;
+mod game_type;
 mod installed_mod;
 mod link;
 mod mod_config;
 mod mod_file;
 mod modded_instance;
 mod root_config;
+mod nexus_id;
 
 pub use game::*;
+pub use game_type::GameType;
 pub use installed_mod::*;
 pub use link::*;
 pub use mod_config::*;
 pub use mod_file::*;
 pub use modded_instance::*;
 pub use root_config::*;
+pub use nexus_id::*;
 
 #[derive(Error, Debug)]
 pub enum ConfigReadWriteError {

src/types/game.rs

@@ -6,18 +6,23 @@ use std::{
 
 use serde::{Deserialize, Serialize};
 
-use crate::{types::link::Link, utils::walk_all_files};
+use crate::{
+    types::{GameType, link::Link},
+    utils::walk_all_files,
+};
 
 /// Available game
 #[derive(Debug, Clone, Deserialize, Serialize)]
 pub struct Game {
     path: PathBuf,
+    kind: GameType,
 }
 
 impl Game {
-    pub fn new(path: impl AsRef<Path>) -> Self {
+    pub fn new(path: impl AsRef<Path>, game_type: GameType) -> Self {
         Self {
             path: path.as_ref().to_owned(),
+            kind: game_type,
         }
     }
 
@@ -40,4 +45,8 @@ impl Game {
     pub fn install_location(&self) -> &Path {
         &self.path
     }
+
+    pub fn game_type(&self) -> GameType {
+        self.kind.clone()
+    }
 }

src/types/game_type.rs

@@ -0,0 +1,186 @@
+use std::fmt::Display;
+
+use serde::{Deserialize, Deserializer, Serialize};
+
+#[derive(Debug, Clone, Default, PartialEq, Eq)]
+pub enum GameType {
+    Oblivion,
+    Skyrim,
+    Fallout3,
+    FalloutNV,
+    Fallout4,
+    SkyrimSE,
+    Fallout4VR,
+    SkyrimVR,
+    Morrowind,
+    Starfield,
+    OpenMW,
+    OblivionRemastered,
+    Custom(String),
+
+    #[default]
+    Unknown,
+}
+
+impl GameType {
+    pub fn to_libloot_type(self) -> Option<libloot::GameType> {
+        match self {
+            GameType::Oblivion => Some(libloot::GameType::Oblivion),
+            GameType::Skyrim => Some(libloot::GameType::Skyrim),
+            GameType::Fallout3 => Some(libloot::GameType::Fallout3),
+            GameType::FalloutNV => Some(libloot::GameType::FalloutNV),
+            GameType::Fallout4 => Some(libloot::GameType::Fallout4),
+            GameType::SkyrimSE => Some(libloot::GameType::SkyrimSE),
+            GameType::Fallout4VR => Some(libloot::GameType::Fallout4VR),
+            GameType::SkyrimVR => Some(libloot::GameType::SkyrimVR),
+            GameType::Morrowind => Some(libloot::GameType::Morrowind),
+            GameType::Starfield => Some(libloot::GameType::Starfield),
+            GameType::OpenMW => Some(libloot::GameType::OpenMW),
+            GameType::OblivionRemastered => Some(libloot::GameType::OblivionRemastered),
+            GameType::Custom(_) => None,
+            GameType::Unknown => None,
+        }
+    }
+
+    pub fn to_nexus_domain(self) -> Option<String> {
+        match self {
+            GameType::Oblivion => Some("oblivion".to_owned()),
+            GameType::Skyrim => Some("skyrim".to_owned()),
+            GameType::Fallout3 => Some("fallout3".to_owned()),
+            GameType::FalloutNV => Some("newvegas".to_owned()),
+            GameType::Fallout4 => Some("fallout4".to_owned()),
+            GameType::SkyrimSE => Some("skyrimspecialedition".to_owned()),
+            GameType::Fallout4VR => Some("fallout4".to_owned()),
+            GameType::SkyrimVR => Some("skyrimspecialedition".to_owned()),
+            GameType::Morrowind => Some("morrowind".to_owned()),
+            GameType::Starfield => Some("starfield".to_owned()),
+            GameType::OpenMW => Some("morrowind".to_owned()),
+            GameType::OblivionRemastered => Some("oblivionremastered".to_owned()),
+            GameType::Custom(_) => None,
+            GameType::Unknown => None,
+        }
+    }
+
+    pub fn from_nexus_domain(domain: &str) -> Option<Self> {
+        match domain {
+            "oblivion" => Some(GameType::Oblivion),
+            "skyrim" => Some(GameType::Skyrim),
+            "fallout3" => Some(GameType::Fallout3),
+            "newvegas" => Some(GameType::FalloutNV),
+            "fallout4" => Some(GameType::Fallout4),
+            "skyrimspecialedition" => Some(GameType::SkyrimSE),
+            "morrowind" => Some(GameType::Morrowind),
+            "starfield" => Some(GameType::Starfield),
+            "oblivionremastered" => Some(GameType::OblivionRemastered),
+            _ => None,
+        }
+    }
+}
+
+impl Display for GameType {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let s = match self {
+            GameType::Oblivion => "Oblivion",
+            GameType::Skyrim => "Skyrim",
+            GameType::Fallout3 => "Fallout 3",
+            GameType::FalloutNV => "Fallout New Vegas",
+            GameType::Fallout4 => "Fallout 4",
+            GameType::SkyrimSE => "Skyrim Special Edition",
+            GameType::Fallout4VR => "Fallout 4 VR",
+            GameType::SkyrimVR => "Skyrim VR",
+            GameType::Morrowind => "Morrowind",
+            GameType::Starfield => "Starfield",
+            GameType::OpenMW => "OpenMW",
+            GameType::OblivionRemastered => "Oblivion Remastered",
+            GameType::Custom(name) => name,
+            GameType::Unknown => "Unknown",
+        };
+
+        write!(f, "{}", s)
+    }
+}
+
+impl<'de> Deserialize<'de> for GameType {
+    fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
+        let s = String::deserialize(deserializer)?;
+        Ok(match s.as_str() {
+            "oblivion" => Self::Oblivion,
+            "skyrim" => Self::Skyrim,
+            "fo3" => Self::Fallout3,
+            "fonv" => Self::FalloutNV,
+            "fo4" => Self::Fallout4,
+            "sse" => Self::SkyrimSE,
+            "fo4vr" => Self::Fallout4VR,
+            "skyrimvr" => Self::SkyrimVR,
+            "morrowind" => Self::Morrowind,
+            "starfield" => Self::Starfield,
+            "openmw" => Self::OpenMW,
+            "oblivionrm" => Self::OblivionRemastered,
+            "unknown" => Self::Unknown,
+            _ => Self::Custom(s),
+        })
+    }
+}
+
+impl Serialize for GameType {
+    fn serialize<S: serde::Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+        let s = match self {
+            Self::Custom(s) => s,
+            Self::Oblivion => "oblivion",
+            Self::Skyrim => "skyrim",
+            Self::Fallout3 => "fo3",
+            Self::FalloutNV => "fonv",
+            Self::Fallout4 => "fo4",
+            Self::SkyrimSE => "sse",
+            Self::Fallout4VR => "fo4vr",
+            Self::SkyrimVR => "skyrimvr",
+            Self::Morrowind => "morrowind",
+            Self::Starfield => "starfield",
+            Self::OpenMW => "openmw",
+            Self::OblivionRemastered => "oblivionrm",
+            Self::Unknown => "unknown",
+        };
+
+        serializer.serialize_str(s)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[derive(Deserialize, Serialize, PartialEq, Debug)]
+    struct Wrapper {
+        value: GameType,
+    }
+
+    fn roundtrip(game_type: GameType) {
+        let val = Wrapper { value: game_type };
+        let serialized = toml::to_string(&val).unwrap();
+        let deserialized: Wrapper = toml::from_str(&serialized).unwrap();
+
+        assert_eq!(val, deserialized);
+    }
+
+    #[test]
+    fn parse_back_and_forth_all() {
+        for e in [
+            GameType::Oblivion,
+            GameType::Skyrim,
+            GameType::Fallout3,
+            GameType::FalloutNV,
+            GameType::Fallout4,
+            GameType::SkyrimSE,
+            GameType::Fallout4VR,
+            GameType::SkyrimVR,
+            GameType::Morrowind,
+            GameType::Starfield,
+            GameType::OpenMW,
+            GameType::OblivionRemastered,
+            GameType::Custom("custom".to_owned()),
+            GameType::Unknown,
+        ] {
+            roundtrip(e);
+        }
+    }
+}

src/types/link.rs

@@ -1,15 +1,16 @@
+use serde::{
+    Deserialize, Deserializer, Serialize, Serializer,
+    de::{self, Visitor},
+};
 use std::{
-    fmt::Debug,
+    fmt::{self, Debug},
     path::{Path, PathBuf},
 };
 
-use serde::{Deserialize, Serialize};
-
 use crate::types::mod_file::ModFile;
 
 /// A link between a file from a mod and a destination in a ModdedInstance
-#[derive(Clone, Deserialize, Serialize, PartialEq, Eq, Hash)]
-#[serde(from = "(PathBuf, PathBuf)", into = "(PathBuf,PathBuf)")]
+#[derive(Clone, PartialEq, Eq, Hash)]
 pub struct Link {
     src: PathBuf,
     dst: PathBuf,
@@ -36,18 +37,46 @@ impl Link {
     }
 }
 
-impl From<(PathBuf, PathBuf)> for Link {
-    fn from(value: (PathBuf, PathBuf)) -> Self {
-        Self {
-            src: value.0,
-            dst: value.1,
+impl Serialize for Link {
+    fn serialize<S: Serializer>(&self, serializer: S) -> Result<S::Ok, S::Error> {
+        if self.src == self.dst {
+            serializer.serialize_str(&self.src.to_string_lossy())
+        } else {
+            serializer.serialize_str(&format!(
+                "{} -> {}",
+                self.src.to_string_lossy(),
+                self.dst.to_string_lossy()
+            ))
         }
     }
 }
 
-impl From<Link> for (PathBuf, PathBuf) {
-    fn from(value: Link) -> Self {
-        (value.src, value.dst)
+impl<'de> Deserialize<'de> for Link {
+    fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error> {
+        struct LinkVisitor;
+
+        impl<'de> Visitor<'de> for LinkVisitor {
+            type Value = Link;
+
+            fn expecting(&self, formatter: &mut fmt::Formatter) -> fmt::Result {
+                formatter.write_str(r#"a string like "src -> dst" or "path" if they are the same"#)
+            }
+
+            fn visit_str<E: de::Error>(self, value: &str) -> Result<Link, E> {
+                match value.split_once(" -> ") {
+                    Some((src, dst)) => Ok(Link {
+                        src: PathBuf::from(src),
+                        dst: PathBuf::from(dst),
+                    }),
+                    None => Ok(Link {
+                        src: PathBuf::from(value),
+                        dst: PathBuf::from(value),
+                    }),
+                }
+            }
+        }
+
+        deserializer.deserialize_str(LinkVisitor)
     }
 }
 

src/types/mod_config.rs

@@ -2,6 +2,11 @@ use std::path::{Path, PathBuf};
 
 use serde::{Deserialize, Serialize};
 
+use crate::{
+    nexus::ModInfo,
+    types::{GameType, NexusID},
+};
+
 /// Config for an available mod
 #[derive(Debug, Clone, Deserialize, Serialize)]
 #[serde(deny_unknown_fields)]
@@ -22,6 +27,14 @@ pub struct ModConfig {
     #[serde(default)]
     #[serde(skip_serializing_if = "Vec::is_empty")]
     ignore: Vec<String>,
+
+    name: Option<String>,
+
+    nexus_id: Option<NexusID>,
+
+    #[serde(default)]
+    #[serde(skip_serializing_if = "is_default")]
+    game: GameType,
 }
 
 impl ModConfig {
@@ -31,9 +44,26 @@ impl ModConfig {
             path: source.as_ref().to_owned(),
             root_mod: false,
             ignore: Vec::new(),
+            name: None,
+            nexus_id: None,
+            game: GameType::Unknown,
         }
     }
 
+    pub fn from_mod_info(
+        id: &str,
+        source: impl AsRef<Path>,
+        mod_info: &ModInfo,
+        file_id: u64,
+    ) -> Self {
+        let mut normal = Self::new(id, source);
+        normal.name = Some(mod_info.name.clone());
+        normal.game = mod_info.get_game_type();
+        normal.nexus_id = Some(NexusID::new(mod_info.mod_id, file_id));
+
+        normal
+    }
+
     pub fn add_id(mut self, id: &str) -> Self {
         self.id = id.to_owned();
         self
@@ -55,8 +85,20 @@ impl ModConfig {
     pub fn ignore(&self) -> &[String] {
         &self.ignore
     }
+
+    pub fn name(&self) -> Option<&str> {
+        self.name.as_deref()
+    }
+
+    pub fn nexus_id(&self) -> Option<&NexusID> {
+        self.nexus_id.as_ref()
+    }
 }
 
 fn is_false(b: &bool) -> bool {
     !b
 }
+
+fn is_default<T: Default + PartialEq>(t: &T) -> bool {
+    t == &T::default()
+}

src/types/nexus_id.rs

@@ -0,0 +1,70 @@
+use serde::{Deserialize, Deserializer, Serialize, Serializer};
+use std::str::FromStr;
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+pub struct NexusID {
+    mod_id: u64,
+    file_id: u64,
+}
+
+impl NexusID {
+    pub fn new(mod_id: u64, file_id: u64) -> Self {
+        Self { mod_id, file_id }
+    }
+}
+
+impl Serialize for NexusID {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        let s = format!("{}:{}", self.mod_id, self.file_id);
+        serializer.serialize_str(&s)
+    }
+}
+
+impl<'de> Deserialize<'de> for NexusID {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        let s = String::deserialize(deserializer)?;
+        let mut parts = s.split(':');
+
+        let mod_id = parts
+            .next()
+            .ok_or_else(|| serde::de::Error::custom("missing first value"))
+            .and_then(|p| u64::from_str(p).map_err(serde::de::Error::custom))?;
+
+        let file_id = parts
+            .next()
+            .ok_or_else(|| serde::de::Error::custom("missing second value"))
+            .and_then(|p| u64::from_str(p).map_err(serde::de::Error::custom))?;
+
+        if parts.next().is_some() {
+            return Err(serde::de::Error::custom("too many parts"));
+        }
+
+        Ok(Self { mod_id, file_id })
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[derive(Deserialize, Serialize, PartialEq, Debug)]
+    struct Wrapper {
+        value: NexusID,
+    }
+
+    #[test]
+    fn serde_roundtrip() {
+        let val = Wrapper {
+            value: NexusID::new(1234, 5678),
+        };
+        let serialized = toml::to_string(&val).unwrap();
+        let deserialized: Wrapper = toml::from_str(&serialized).unwrap();
+        assert_eq!(val, deserialized);
+    }
+}

src/types/root_config.rs

@@ -57,6 +57,10 @@ impl RootConfig {
     }
 
     pub fn save_to_file(&self) -> Result<(), ConfigReadWriteError> {
+        debug!(
+            "Saving root_config to: {}",
+            self.self_path.to_string_lossy()
+        );
         let content = toml::to_string_pretty(self)?;
         let mut file = fs::File::create(&self.self_path)?;
         write!(file, "{}", content)?;
@@ -66,7 +70,13 @@ impl RootConfig {
     pub fn game_by_id(&self, id: &str) -> Option<Game> {
         self.games.get(id).map(|parsed_game| {
             if parsed_game.install_location().is_relative() {
-                Game::new(self.self_parent.join(parsed_game.install_location()))
+                let abs_path = self.self_parent.join(parsed_game.install_location());
+                debug!(
+                    "game path for {} is relative. Resolving to {}",
+                    id,
+                    abs_path.to_string_lossy()
+                );
+                Game::new(abs_path, parsed_game.game_type())
             } else {
                 parsed_game.clone()
             }
@@ -82,13 +92,19 @@ impl RootConfig {
     }
 
     pub fn load_instance_by_id(&self, id: &str) -> Result<ModdedInstance, ConfigReadWriteError> {
+        debug!("Loading instance {}", id);
         let conf = self
             .instances
             .get(id)
             .ok_or(ConfigReadWriteError::IDNotFound)?;
 
         if conf.path.is_relative() {
-            ModdedInstance::load_from_file(self.self_parent.join(&conf.path))
+            let abs_path = self.self_parent.join(&conf.path);
+            debug!(
+                "instance path is relative. Resolving to {}",
+                abs_path.to_string_lossy()
+            );
+            ModdedInstance::load_from_file(abs_path)
         } else {
             ModdedInstance::load_from_file(&conf.path)
         }
@@ -96,7 +112,12 @@ impl RootConfig {
 
     pub fn mod_location(&self) -> PathBuf {
         if self.mod_location.is_relative() {
-            self.self_parent.join(&self.mod_location)
+            let abs_path = self.self_parent.join(&self.mod_location);
+            debug!(
+                "mod_location path is relative. Resolving to {}",
+                abs_path.to_string_lossy()
+            );
+            abs_path
         } else {
             self.mod_location.clone()
         }
@@ -109,7 +130,12 @@ impl RootConfig {
     pub fn download_location(&self) -> Option<PathBuf> {
         self.download_location.as_ref().map(|e| {
             if e.is_relative() {
-                self.self_parent.join(e)
+                let abs_path = self.self_parent.join(e);
+                debug!(
+                    "download_location path is relative. Resolving to {}",
+                    abs_path.to_string_lossy()
+                );
+                abs_path
             } else {
                 e.clone()
             }
@@ -124,11 +150,16 @@ struct InstancePointer {
 
 #[cfg(test)]
 mod tests {
+    use crate::types::GameType;
+
     use super::*;
 
     fn create_config() -> RootConfig {
         RootConfig {
-            games: HashMap::from([("sse".to_owned(), Game::new("/games/sse"))]),
+            games: HashMap::from([(
+                "sse".to_owned(),
+                Game::new("/games/sse", GameType::SkyrimSE),
+            )]),
             mod_location: PathBuf::from("mods"),
             download_location: Some(PathBuf::from("download")),
             nexus_api_key: Some("1234".to_owned()),
@@ -157,6 +188,7 @@ mod tests {
 
         let unwraped = game.expect("Asserted before");
         assert_eq!(unwraped.install_location(), "/games/sse");
+        assert_eq!(unwraped.game_type(), GameType::SkyrimSE);
     }
 
     #[test]

src/unpacker.rs

@@ -1,29 +1,24 @@
-use std::{fs, path::Path};
+use std::{
+    fs,
+    path::{Path, PathBuf},
+};
 
-use anyhow::anyhow;
+use anyhow::{Ok, anyhow};
 use log::error;
 use zip::ZipArchive;
 
-use crate::types::{ModConfig, RootConfig};
-
-pub fn unpack(
-    root_config: &RootConfig,
-    id: &str,
-    path: impl AsRef<Path>,
-) -> anyhow::Result<ModConfig> {
-    let extract_to = root_config.mod_location().join(id);
-
+pub fn unpack(archive_path: impl AsRef<Path>, extract_to: impl AsRef<Path>) -> anyhow::Result<()> {
     if fs::exists(&extract_to)? {
         return Err(anyhow!(
             "File already exists: {}",
-            extract_to.to_string_lossy()
+            extract_to.as_ref().to_string_lossy()
         ));
     }
 
-    match path.as_ref().extension().and_then(|e| e.to_str()) {
-        Some("7z") => unpack_7z_file(path, &extract_to),
-        Some("zip") => unpack_zip_file(path, &extract_to),
-        Some("rar") => unpack_rar(path, &extract_to),
+    match archive_path.as_ref().extension().and_then(|e| e.to_str()) {
+        Some("7z") => unpack_7z_file(archive_path, &extract_to),
+        Some("zip") => unpack_zip_file(archive_path, &extract_to),
+        Some("rar") => unpack_rar(archive_path, &extract_to),
         Some(ext) => {
             error!("Unsupported archive format: {}", ext);
             Err(anyhow!("Unsupported archive format: {}", ext))
@@ -31,15 +26,15 @@ pub fn unpack(
         None => {
             error!(
                 "Failed to determine the file extension for {}",
-                &path.as_ref().to_string_lossy()
+                &archive_path.as_ref().to_string_lossy()
             );
             Err(anyhow!("Failed to determine file extension"))
         }
     }?;
 
-    let new_mod = ModConfig::new(id, id);
+    unnest_dir(extract_to)?;
 
-    Ok(new_mod)
+    Ok(())
 }
 
 fn unpack_7z_file(path: impl AsRef<Path>, to: impl AsRef<Path>) -> anyhow::Result<()> {
@@ -63,3 +58,47 @@ fn unpack_rar(path: impl AsRef<Path>, to: impl AsRef<Path>) -> anyhow::Result<()
 
     Ok(())
 }
+
+/// Moves a directorys content into the parent if it is the only dir
+fn unnest_dir(path: impl AsRef<Path>) -> anyhow::Result<()> {
+    let path = path.as_ref();
+
+    let Some(nested_dir) = check_nested_dir(path) else {
+        return Ok(());
+    };
+
+    for entry in fs::read_dir(&nested_dir)? {
+        let entry = entry?;
+        let src = entry.path();
+        let dest = path.join(entry.file_name());
+        fs::rename(&src, &dest)?;
+    }
+
+    fs::remove_dir(&nested_dir)?;
+    Ok(())
+}
+
+/// Check if the extracted archive has a single directory in it which contains the mod files
+fn check_nested_dir(path: impl AsRef<Path>) -> Option<PathBuf> {
+    let path = path.as_ref();
+
+    let entries: Vec<_> = fs::read_dir(path).ok()?.filter_map(|e| e.ok()).collect();
+
+    if entries.len() == 1 {
+        let entry = &entries[0];
+        let entry_path = entry.path();
+
+        if entry_path
+            .file_name()
+            .is_some_and(|e| e == "Data" || e == "data")
+        {
+            return None;
+        }
+
+        if entry_path.is_dir() {
+            return Some(entry_path);
+        }
+    }
+
+    None
+}

src/utils.rs

@@ -10,6 +10,7 @@ pub fn path_to_lowercase(path: impl AsRef<Path>) -> PathBuf {
     PathBuf::from(path.as_ref().to_string_lossy().to_lowercase())
 }
 
+/// Searches for a path but ignores case. Returns the first it finds.
 pub fn resolve_case_insensitive(
     base: impl AsRef<Path>,
     rel: impl AsRef<Path>,
@@ -44,7 +45,7 @@ pub fn resolve_case_insensitive(
 }
 
 /// Use walkdir to walk all actual files in a dir
-/// Returns early id any error occurs
+/// Returns early if any error occurs
 pub fn walk_all_files(
     path: impl AsRef<Path>,
 ) -> Result<impl Iterator<Item = walkdir::DirEntry>, walkdir::Error> {

tests/data/fomod/moduleconfig/po3tweaks.xml

@@ -0,0 +1,67 @@
+<?xml version="1.0" encoding="utf-8"?>
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://qconsulting.ca/fo3/ModConfig5.0.xsd">
+    <moduleName>powerofthree's Tweaks</moduleName>
+    <requiredInstallFiles>
+        <folder source="Required" destination="" />
+    </requiredInstallFiles>
+    <installSteps order="Explicit">
+        <installStep name="Main">
+            <optionalFileGroups order="Explicit">
+                <group name="DLL" type="SelectExactlyOne">
+                    <plugins order="Explicit">
+                        <plugin name="SSE v1.6.629+ (&quot;Anniversary Edition&quot;)">
+                            <description>Select this if you are using Skyrim Anniversary Edition v1.6.629 or higher.</description>
+                            <files>
+                                <folder source="AE/SKSE/Plugins" destination="SKSE/Plugins" priority="0" />
+                            </files>
+                            <typeDescriptor>
+                                <dependencyType>
+                                    <defaultType name="Optional" />
+                                    <patterns>
+                                        <pattern>
+                                            <dependencies>
+                                                <gameDependency version="1.6" />
+                                            </dependencies>
+                                            <type name="Recommended" />
+                                        </pattern>
+                                        <pattern>
+                                            <dependencies>
+                                                <gameDependency version="1.5" />
+                                            </dependencies>
+                                            <type name="Optional" />
+                                        </pattern>
+                                    </patterns>
+                                </dependencyType>
+                            </typeDescriptor>
+                        </plugin>
+                        <plugin name="SSE v1.5.97 (&quot;Special Edition&quot;)">
+                            <description>Select this if you are using Skyrim Special Edition v1.5.97.</description>
+                            <files>
+                                <folder source="SE/SKSE/Plugins" destination="SKSE/Plugins" priority="0" />
+                            </files>
+                            <typeDescriptor>
+                                <dependencyType>
+                                    <defaultType name="Optional" />
+                                    <patterns>
+                                        <pattern>
+                                            <dependencies>
+                                                <gameDependency version="1.6" />
+                                            </dependencies>
+                                            <type name="Optional" />
+                                        </pattern>
+                                        <pattern>
+                                            <dependencies>
+                                                <gameDependency version="1.5" />
+                                            </dependencies>
+                                            <type name="Recommended" />
+                                        </pattern>
+                                    </patterns>
+                                </dependencyType>
+                            </typeDescriptor>
+                        </plugin>
+                    </plugins>
+                </group>
+            </optionalFileGroups>
+        </installStep>
+    </installSteps>
+</config>

tests/data/instance_complex.toml

@@ -10,171 +10,99 @@ load_order = [
     "ccBGSSSE037-Curios.esl",
     "ccBGSSSE025-AdvDSGS.esm",
     "_ResourcePack.esl",
+    "RaceMenu.esp",
     "SkyUI_SE.esp",
+    "RaceMenuPlugin.esp",
 ]
-game_file_overrides = [[
-    "skse64_loader.exe",
-    "SkyrimSELauncher.exe",
-]]
-
-[[mods]]
-id = "skyui"
-files = [
-    [
-    "SkyUI_SE.esp",
-    "Data/SkyUI_SE.esp",
-],
-    [
-    "SkyUI_SE.bsa",
-    "Data/SkyUI_SE.bsa",
-],
+game_file_overrides = [
+    "skse64_loader.exe -> SkyrimSELauncher.exe"
 ]
-priority = 0
 
 [[mods]]
 id = "skse"
 files = [
-    [
-    "Data/Scripts/actorbase.pex",
-    "Data/Scripts/actorbase.pex",
-],
-    [
-    "Data/Scripts/weather.pex",
-    "Data/Scripts/weather.pex",
-],
-    [
-    "skse64_loader.exe",
-    "skse64_loader.exe",
-],
-    [
-    "Data/Scripts/headpart.pex",
-    "Data/Scripts/headpart.pex",
-],
-    [
+    "Data/Scripts/math.pex",
+    "Data/Scripts/form.pex",
     "Data/Scripts/soulgem.pex",
-    "Data/Scripts/soulgem.pex",
-],
-    [
-    "Data/Scripts/modevent.pex",
-    "Data/Scripts/modevent.pex",
-],
-    [
-    "Data/Scripts/actorvalueinfo.pex",
-    "Data/Scripts/actorvalueinfo.pex",
-],
-    [
-    "Data/Scripts/book.pex",
-    "Data/Scripts/book.pex",
-],
-    [
+    "Data/Scripts/formlist.pex",
+    "Data/Scripts/stringutil.pex",
+    "Data/Scripts/colorcomponent.pex",
+    "Data/Scripts/quest.pex",
+    "Data/Scripts/faction.pex",
+    "Data/Scripts/combatstyle.pex",
+    "Data/Scripts/actorbase.pex",
     "Data/Scripts/potion.pex",
-    "Data/Scripts/potion.pex",
-],
-    [
-    "Data/Scripts/spell.pex",
-    "Data/Scripts/spell.pex",
-],
-    [
-    "Data/Scripts/perk.pex",
-    "Data/Scripts/perk.pex",
-],
-    [
+    "Data/Scripts/actor.pex",
+    "Data/Scripts/game.pex",
+    "Data/Scripts/armor.pex",
+    "Data/Scripts/headpart.pex",
     "Data/Scripts/objectreference.pex",
-    "Data/Scripts/objectreference.pex",
-],
+    "Data/Scripts/weapon.pex",
+    "Data/Scripts/perk.pex",
+    "Data/Scripts/constructibleobject.pex",
+    "Data/Scripts/armoraddon.pex",
+    "Data/Scripts/textureset.pex",
+    "Data/Scripts/scroll.pex",
+    "Data/Scripts/actorvalueinfo.pex",
+    "Data/Scripts/equipslot.pex",
+    "Data/Scripts/art.pex",
+    "Data/Scripts/colorform.pex",
+    "Data/Scripts/weather.pex",
+    "Data/Scripts/gamedata.pex",
+    "Data/Scripts/skse.pex",
+    "Data/Scripts/sound.pex",
+    "Data/Scripts/formtype.pex",
+    "Data/Scripts/spawnertask.pex",
+    "Data/Scripts/netimmerse.pex",
+    "Data/Scripts/ingredient.pex",
+    "Data/Scripts/book.pex",
+    "Data/Scripts/ui.pex",
+    "Data/Scripts/leveleditem.pex",
+    "Data/Scripts/spell.pex",
+    "Data/Scripts/leveledspell.pex",
+    "Data/Scripts/modevent.pex",
+    "Data/Scripts/keyword.pex",
+    "Data/Scripts/activemagiceffect.pex",
+    "Data/Scripts/utility.pex",
+    "Data/Scripts/shout.pex",
+    "Data/Scripts/input.pex",
+    "Data/Scripts/race.pex",
+    "Data/Scripts/sounddescriptor.pex",
+    "Data/Scripts/wornobject.pex",
+    "Data/Scripts/ammo.pex",
+    "Data/Scripts/defaultobjectmanager.pex",
+    "Data/Scripts/camera.pex",
+    "Data/Scripts/apparatus.pex",
+    "skse64_1_6_1170.dll",
+    "Data/Scripts/magiceffect.pex",
+    "Data/Scripts/location.pex",
+    "Data/Scripts/alias.pex",
+    "Data/Scripts/treeobject.pex",
+    "Data/Scripts/leveledactor.pex",
+    "Data/Scripts/enchantment.pex",
+    "Data/Scripts/uicallback.pex",
+    "Data/Scripts/flora.pex",
+    "Data/Scripts/outfit.pex",
+    "Data/Scripts/cell.pex",
 ]
 priority = 0
 
 [[mods]]
-id = "deadly_spells"
+id = "SkyUI-12604-35407"
 files = [
-    [
-    "000 Core Files/textures/impactdecals/decalsnowhole01_n.dds",
-    "Data/textures/impactdecals/decalsnowhole01_n.dds",
-],
-    [
-    "40 Two Fire Esp/textures/impactdecals/decalflamespread01_g.dds",
-    "Data/textures/impactdecals/decalflamespread01_g.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsparkburn01_g.dds",
-    "Data/textures/impactdecals/decalsparkburn01_g.dds",
-],
-    [
-    "40 Two Fire Esp/textures/impactdecals/decalflamespread01.dds",
-    "Data/textures/impactdecals/decalflamespread01.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalfrostimpact01_n.dds",
-    "Data/textures/impactdecals/decalfrostimpact01_n.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalspitimpact01_n.dds",
-    "Data/textures/impactdecals/decalspitimpact01_n.dds",
-],
-    [
-    "40 Two Fire Esp/DeadlySpellImpacts - Two Fire.esp",
-    "Data/DeadlySpellImpacts - Two Fire.esp",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsnowmelt01.dds",
-    "Data/textures/impactdecals/decalsnowmelt01.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalspitimpact01.dds",
-    "Data/textures/impactdecals/decalspitimpact01.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsnowhole01.dds",
-    "Data/textures/impactdecals/decalsnowhole01.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsparkburn01.dds",
-    "Data/textures/impactdecals/decalsparkburn01.dds",
-],
-    [
-    "10 Fire Cracks/textures/impactdecals/decalflameburn01_g.dds",
-    "Data/textures/impactdecals/decalflameburn01_g.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsnowmelt01_n.dds",
-    "Data/textures/impactdecals/decalsnowmelt01_n.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalfrostimpact01.dds",
-    "Data/textures/impactdecals/decalfrostimpact01.dds",
-],
-    [
-    "10 Fire Cracks/textures/impactdecals/decalflameburn01_n.dds",
-    "Data/textures/impactdecals/decalflameburn01_n.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsnowmelt01_g.dds",
-    "Data/textures/impactdecals/decalsnowmelt01_g.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsparkburn01_n.dds",
-    "Data/textures/impactdecals/decalsparkburn01_n.dds",
-],
-    [
-    "000 Core Files/textures/impactdecals/decalsnowhole01_g.dds",
-    "Data/textures/impactdecals/decalsnowhole01_g.dds",
-],
-    [
-    "40 Two Fire Esp/Manual Installation of the Two Fire Option.txt",
-    "Data/Manual Installation of the Two Fire Option.txt",
-],
-    [
-    "10 Fire Cracks/textures/impactdecals/decalflameburn01.dds",
-    "Data/textures/impactdecals/decalflameburn01.dds",
-],
-    [
-    "40 Two Fire Esp/textures/impactdecals/decalflamespread01_n.dds",
-    "Data/textures/impactdecals/decalflamespread01_n.dds",
-],
-    [
-    "000 Core Files/DeadlySpellImpacts.esp",
-    "Data/DeadlySpellImpacts.esp",
-],
+    "SkyUI_SE.bsa -> Data/SkyUI_SE.bsa",
+    "SkyUI_SE.esp -> Data/SkyUI_SE.esp",
 ]
-priority = 1
+priority = 0
+
+[[mods]]
+id = "racemenu-19080-465102"
+files = [
+    "RaceMenu.esp -> Data/RaceMenu.esp",
+    "SKSE/Plugins/skee64.ini -> Data/SKSE/Plugins/skee64.ini",
+    "RaceMenu.bsa -> Data/RaceMenu.bsa",
+    "RaceMenuPlugin.esp -> Data/RaceMenuPlugin.esp",
+    "SKSE/Plugins/skee64.dll -> Data/SKSE/Plugins/skee64.dll",
+]
+priority = 0
+

tests/data/root_config_complex.toml

@@ -4,9 +4,11 @@ nexus_api_key = "1234"
 
 [games.example_game]
 path = "/home/user/games/sse"
+kind = "sse"
 
 [games.sse]
 path = "games/sse"
+kind = "unkown"
 
 [instances.example1]
 path = "example1.toml"

tests/fomod_test.rs

@@ -34,6 +34,7 @@ fn parse() {
         "example_04.xml",
         "example_05.xml",
         "banana.xml",
+        "po3tweaks.xml"
     ] {
         fomod::Config::load_from_file(get_xml(xml))
             .unwrap_or_else(|e| panic!("Parse for {xml} with {}", err_to_string(e)));

tests/modded_instance_test.rs

@@ -38,14 +38,14 @@ fn parse_complex() {
     let unwraped = inst.expect("Asserted before");
 
     assert_eq!(unwraped.game_id(), "sse");
-    assert_eq!(unwraped.load_order().len(), 11);
+    assert_eq!(unwraped.load_order().len(), 13);
     assert_eq!(
         unwraped.game_file_overrides().first().unwrap(),
         &Link::new("skse64_loader.exe", "SkyrimSELauncher.exe")
     );
 
     assert_eq!(unwraped.mods().len(), 3);
-    let test_mod = unwraped.mods().iter().find(|e| e.mod_id() == "skyui");
+    let test_mod = unwraped.mods().iter().find(|e| e.mod_id() == "SkyUI-12604-35407");
     assert!(test_mod.is_some());
 
     assert_eq!(test_mod.unwrap().priority(), 0);