fix: model import edge cases

extensions/inference-cortex-extension/src/index.ts

@@ -19,6 +19,7 @@ import {
   events,
   ModelEvent,
   SystemInformation,
+  dirName,
 } from '@janhq/core'
 import PQueue from 'p-queue'
 import ky from 'ky'
@@ -99,10 +100,12 @@ export default class JanInferenceCortexExtension extends LocalOAIEngine {
       // Legacy chat model support
       model.settings = {
         ...model.settings,
-        llama_model_path: await getModelFilePath(
-          model,
-          model.settings.llama_model_path
-        ),
+        llama_model_path: model.file_path
+          ? await joinPath([
+              await dirName(model.file_path),
+              model.settings.llama_model_path,
+            ])
+          : await getModelFilePath(model, model.settings.llama_model_path),
       }
     } else {
       const { llama_model_path, ...settings } = model.settings
@@ -168,7 +171,11 @@ export default class JanInferenceCortexExtension extends LocalOAIEngine {
    * Set default engine variant on launch
    */
   private async setDefaultEngine(systemInfo: SystemInformation) {
-    const variant = await executeOnMain(NODE, 'engineVariant', systemInfo.gpuSetting)
+    const variant = await executeOnMain(
+      NODE,
+      'engineVariant',
+      systemInfo.gpuSetting
+    )
     return ky
       .post(
         `${CORTEX_API_URL}/v1/engines/${InferenceEngine.cortex_llamacpp}/default?version=${CORTEX_ENGINE_VERSION}&variant=${variant}`,

extensions/model-extension/src/index.ts

@@ -20,13 +20,6 @@ import { deleteModelFiles } from './legacy/delete'
 
 declare const SETTINGS: Array<any>
 
-/**
- * Extension enum
- */
-enum ExtensionEnum {
-  downloadedModels = 'downloadedModels',
-}
-
 /**
  * A extension for models
  */
@@ -122,39 +115,16 @@ export default class JanModelExtension extends ModelExtension {
    * @returns A Promise that resolves with an array of all models.
    */
   async getModels(): Promise<Model[]> {
-    /**
-     * In this action, if return empty array right away
-     * it would reset app cache and app will not function properly
-     * should compare and try import
-     */
-    let currentModels: Model[] = []
-
     /**
      * Legacy models should be supported
      */
     let legacyModels = await scanModelsFolder()
 
-    try {
-      if (!localStorage.getItem(ExtensionEnum.downloadedModels)) {
-        // Updated from an older version than 0.5.5
-        // Scan through the models folder and import them (Legacy flow)
-        // Return models immediately
-        currentModels = legacyModels
-      } else {
-        currentModels = JSON.parse(
-          localStorage.getItem(ExtensionEnum.downloadedModels)
-        ) as Model[]
-      }
-    } catch (e) {
-      currentModels = []
-      console.error(e)
-    }
-
     /**
      * Here we are filtering out the models that are not imported
      * and are not using llama.cpp engine
      */
-    var toImportModels = currentModels.filter(
+    var toImportModels = legacyModels.filter(
       (e) => e.engine === InferenceEngine.nitro
     )
 
@@ -196,13 +166,17 @@ export default class JanModelExtension extends ModelExtension {
                 ]) // Copied models
               : model.sources[0].url, // Symlink models,
             model.name
-          ).then((e) => {
-            this.updateModel({
-              id: model.id,
-              ...model.settings,
-              ...model.parameters,
-            } as Partial<Model>)
-          })
+          )
+            .then((e) => {
+              this.updateModel({
+                id: model.id,
+                ...model.settings,
+                ...model.parameters,
+              } as Partial<Model>)
+            })
+            .catch((e) => {
+              console.debug(e)
+            })
         })
       )
     }

extensions/model-extension/src/legacy/delete.ts

@@ -1,10 +1,12 @@
-import { fs, joinPath } from '@janhq/core'
+import { dirName, fs } from '@janhq/core'
+import { scanModelsFolder } from './model-json'
 
 export const deleteModelFiles = async (id: string) => {
   try {
-    const dirPath = await joinPath(['file://models', id])
+    const models = await scanModelsFolder()
+    const dirPath = models.find((e) => e.id === id)?.file_path
     // remove model folder directory
-    await fs.rm(dirPath)
+    if (dirPath) await fs.rm(await dirName(dirPath))
   } catch (err) {
     console.error(err)
   }

extensions/model-extension/src/legacy/model-json.ts

@@ -12,7 +12,9 @@ const LocalEngines = [
  * Scan through models folder and return downloaded models
  * @returns
  */
-export const scanModelsFolder = async (): Promise<Model[]> => {
+export const scanModelsFolder = async (): Promise<
+  (Model & { file_path?: string })[]
+> => {
   const _homeDir = 'file://models'
   try {
     if (!(await fs.existsSync(_homeDir))) {
@@ -37,7 +39,7 @@ export const scanModelsFolder = async (): Promise<Model[]> => {
 
       const jsonPath = await getModelJsonPath(folderFullPath)
 
-      if (await fs.existsSync(jsonPath)) {
+      if (jsonPath && (await fs.existsSync(jsonPath))) {
         // if we have the model.json file, read it
         let model = await fs.readFileSync(jsonPath, 'utf-8')
 
@@ -83,7 +85,10 @@ export const scanModelsFolder = async (): Promise<Model[]> => {
                   file.toLowerCase().endsWith('.gguf') || // GGUF
                   file.toLowerCase().endsWith('.engine') // Tensort-LLM
                 )
-              })?.length >= (model.engine === InferenceEngine.nitro_tensorrt_llm ? 1 : (model.sources?.length ?? 1))
+              })?.length >=
+                (model.engine === InferenceEngine.nitro_tensorrt_llm
+                  ? 1
+                  : (model.sources?.length ?? 1))
             )
           })
 

web/hooks/useModels.ts

@@ -34,7 +34,7 @@ const useModels = () => {
     const getDownloadedModels = async () => {
       const localModels = (await getModels()).map((e) => ({
         ...e,
-        name: ModelManager.instance().models.get(e.id)?.name ?? e.id,
+        name: ModelManager.instance().models.get(e.id)?.name ?? e.name ?? e.id,
         metadata:
           ModelManager.instance().models.get(e.id)?.metadata ?? e.metadata,
       }))
@@ -92,7 +92,8 @@ const useModels = () => {
   const getModels = async (): Promise<Model[]> =>
     extensionManager
       .get<ModelExtension>(ExtensionTypeEnum.Model)
-      ?.getModels() ?? []
+      ?.getModels()
+      .catch(() => []) ?? []
 
   useEffect(() => {
     // Listen for model updates