fix: 修复实时日志与数据库切换可靠性

packages/app-lib/src/install/missing_content.rs

@@ -1590,6 +1590,15 @@ mod tests {
     #[cfg(not(feature = "tauri"))]
     #[tokio::test]
     async fn import_api_trusts_persisted_job_context_and_keeps_other_missing_files_waiting()
+     {
+        Box::pin(
+            run_import_api_trusts_persisted_job_context_and_keeps_other_missing_files_waiting(),
+        )
+        .await;
+    }
+
+    #[cfg(not(feature = "tauri"))]
+    async fn run_import_api_trusts_persisted_job_context_and_keeps_other_missing_files_waiting()
      {
         crate::event::EventState::init().await.unwrap();
         let root = tempfile::tempdir().unwrap().keep();
@@ -1788,18 +1797,17 @@ mod tests {
         .await
         .unwrap();
         assert_eq!(observed.pending, 1);
-        let (scan_result, manual_result) = tokio::join!(
-            scan_missing_modpack_files_in_at(
-                job_id,
-                &race_downloads,
-                first_seen + DOWNLOAD_STABILITY_WINDOW,
-            ),
-            import_missing_modpack_file(
-                job_id,
-                first.item_id.clone(),
-                selected,
-            )
-        );
+        let scan = Box::pin(scan_missing_modpack_files_in_at(
+            job_id,
+            &race_downloads,
+            first_seen + DOWNLOAD_STABILITY_WINDOW,
+        ));
+        let manual = Box::pin(import_missing_modpack_file(
+            job_id,
+            first.item_id.clone(),
+            selected,
+        ));
+        let (scan_result, manual_result) = tokio::join!(scan, manual);
         let scan_result = scan_result.unwrap();
         assert!(manual_result.is_ok());
         assert!(

packages/app-lib/src/install/model.rs

@@ -13,7 +13,10 @@ use crate::state::{
 use chrono::{DateTime, Utc};
 use modrinth_content_management::{ContentType, ResolutionPreferences};
 use serde::{Deserialize, Serialize};
-use std::{collections::HashMap, path::PathBuf};
+use std::{
+    collections::{HashMap, HashSet},
+    path::PathBuf,
+};
 use uuid::Uuid;
 
 pub type InstallModpackPreview = CreatePackInstance;
@@ -483,7 +486,7 @@ mod tests {
         assert_eq!(summary.bytes_total, Some(300));
         let items = job.download_items();
         assert_eq!(items.len(), 3);
-        assert_eq!(items[0].status, DownloadItemStatus::Verifying);
+        assert_eq!(items[0].status, DownloadItemStatus::Completed);
         assert_eq!(items[0].attempt, Some(1));
         assert_eq!(items[0].max_attempts, Some(4));
         assert_eq!(
@@ -2395,6 +2398,7 @@ impl InstallJobState {
     fn download_items_from_events(&self) -> Vec<DownloadItemSnapshot> {
         let mut items = Vec::<DownloadItemSnapshot>::new();
         let mut indices = HashMap::<String, usize>::new();
+        let mut content_items = HashSet::<String>::new();
         for event in &self.events {
             match &event.kind {
                 InstallJobEventKind::ContentFileQueued {
@@ -2402,6 +2406,7 @@ impl InstallJobState {
                     bytes_total,
                     max_attempts,
                 } => {
+                    content_items.insert(path.clone());
                     if let Some(item) = indices
                         .get(path)
                         .and_then(|&index| items.get_mut(index))
@@ -2482,6 +2487,7 @@ impl InstallJobState {
                     attempt,
                     max_attempts,
                 } => {
+                    content_items.insert(path.clone());
                     if let Some(item) = indices
                         .get(path)
                         .and_then(|&index| items.get_mut(index))
@@ -2562,10 +2568,14 @@ impl InstallJobState {
                         .get(path)
                         .and_then(|&index| items.get_mut(index))
                     {
-                        // Network transfer completion is not content
-                        // finalization. `ContentFileCompleted` is the event
-                        // that confirms verification and DB registration.
-                        item.status = DownloadItemStatus::Verifying;
+                        // Content downloads still need verification and DB
+                        // registration. Standalone Java/Minecraft requests
+                        // are final once the request itself finishes.
+                        item.status = if content_items.contains(path) {
+                            DownloadItemStatus::Verifying
+                        } else {
+                            DownloadItemStatus::Completed
+                        };
                         item.bytes_downloaded = *bytes;
                         item.bytes_total = item.bytes_total.or(Some(*bytes));
                     }

packages/app-lib/src/install/recovery.rs

@@ -1361,12 +1361,11 @@ mod tests {
         assert_eq!(persisted.status, InstallJobStatus::Canceled);
         assert!(persisted.state.rollback.as_ref().unwrap().content.is_none());
         assert!(persisted.state.rollback_error.is_none());
-        assert_eq!(
-            crate::state::list_instances(&state.pool)
+        assert!(
+            crate::state::get_instance(&instance_id, &state.pool)
                 .await
                 .unwrap()
-                .len(),
-            1
+                .is_some()
         );
 
         let new_instance = crate::api::instance::create(