feat: add unknown .mrpack install warning modal (#5942)

* Update modpack button copy

* Change outlined button style for standard buttons

* add unknown pack warning modal

* implementation

* Redo download toasts

* prepr

* improve hit area of window controls

* implement "don't show again"

* prepr

* duplicate modal ref declarations

* increase spacing of progress items

* address truman review

packages/app-lib/src/api/pack/install_from.rs

@@ -108,6 +108,7 @@ pub struct CreatePackProfile {
     pub icon: Option<PathBuf>,          // the icon for the profile
     pub icon_url: Option<String>, // the URL icon for a profile (ONLY USED FOR TEMPORARY PROFILES)
     pub linked_data: Option<LinkedData>, // the linked project ID (mainly for modpacks)- used for updating
+    pub unknown_file: bool, // true when pack file isn't found on Modrinth via hash lookup
     pub skip_install_profile: Option<bool>,
     pub no_watch: Option<bool>,
 }
@@ -123,6 +124,7 @@ impl Default for CreatePackProfile {
             icon: None,
             icon_url: None,
             linked_data: None,
+            unknown_file: false,
             skip_install_profile: Some(true),
             no_watch: Some(false),
         }
@@ -145,16 +147,16 @@ pub struct CreatePackDescription {
     pub profile_path: String,
 }
 
-pub fn get_profile_from_pack(
+pub async fn get_profile_from_pack(
     location: CreatePackLocation,
-) -> CreatePackProfile {
+) -> crate::Result<CreatePackProfile> {
     match location {
         CreatePackLocation::FromVersionId {
             project_id,
             version_id,
             title,
             icon_url,
-        } => CreatePackProfile {
+        } => Ok(CreatePackProfile {
             name: title,
             icon_url,
             linked_data: Some(LinkedData {
@@ -163,7 +165,7 @@ pub fn get_profile_from_pack(
                 locked: true,
             }),
             ..Default::default()
-        },
+        }),
         CreatePackLocation::FromFile { path } => {
             let file_name = path
                 .file_stem()
@@ -171,10 +173,35 @@ pub fn get_profile_from_pack(
                 .to_string_lossy()
                 .to_string();
 
-            CreatePackProfile {
+            let state = State::get().await?;
+            let file_bytes = io::read(&path).await?;
+            let hash =
+                crate::util::fetch::sha1_async(bytes::Bytes::from(file_bytes))
+                    .await?;
+            let is_known_file = match CachedEntry::get_file_many(
+                &[&hash],
+                Some(CacheBehaviour::StaleWhileRevalidateSkipOffline),
+                &state.pool,
+                &state.api_semaphore,
+            )
+            .await
+            {
+                Ok(files) => !files.is_empty(),
+                Err(err) => {
+                    tracing::warn!(
+                        "Failed to check Modrinth file hash for {}: {}",
+                        path.display(),
+                        err
+                    );
+                    false
+                }
+            };
+
+            Ok(CreatePackProfile {
                 name: file_name,
+                unknown_file: !is_known_file,
                 ..Default::default()
-            }
+            })
         }
     }
 }