ai: enable manual model selection + added deepseek & llama free models; remove forced model override

Author: gitcoder89431

src/lib/components/panels/GuardianPanel.svelte

@@ -24,7 +24,9 @@
 	// OpenRouter model selection (dynamic; fallback list shown until fetched)
 	let modelList: string[] = [
 		'openai/gpt-oss-120b:free',
-		'openai/gpt-oss-20b:free',
+		'deepseek/deepseek-chat-v3.1:free',
+		'deepseek/deepseek-r1:free',
+		'meta-llama/llama-3.3-70b-instruct:free',
 		'mistralai/mixtral-8x7b-instruct:free',
 		'google/gemma-2-9b-it:free',
 		'openchat/openchat-7b:free',

src/lib/stores/guardian.ts

@@ -68,11 +68,12 @@ export const guardianHelpers = {
 	// Update API key specifically
 	updateApiKey(apiKey: string) {
 		guardianStore.update((current) => {
+			const preservedModel = current.model || 'openai/gpt-oss-120b:free';
 			const updated = {
 				...current,
 				apiKey,
 				apiKeyValid: true,
-				model: 'openai/gpt-oss-120b:free',
+				model: preservedModel,
 			};
 			this.save(updated);
 			return updated;

src/lib/stores/ruixen.ts

@@ -124,8 +124,7 @@ class Ruixen {
 	constructor() {
 		guardianStore.subscribe((g) => {
 			this.apiKey = g.apiKey || '';
-			// Hard-enforce free model to avoid non-free calls
-			this.model = 'openai/gpt-oss-120b:free';
+			this.model = g.model || 'openai/gpt-oss-120b:free';
 			this.analyzer = g.apiKey && g.apiKeyValid ? new AIAnalyzer(g.apiKey, this.model) : null;
 		});
 	}
@@ -175,12 +174,7 @@ class Ruixen {
 
 	async analyzeWeeklyCloud(pet: PetPanelData): Promise<string | null> {
 		if (!this.analyzer) return null;
-		try {
-			return await this.analyzer.analyzeWeeklySummary(pet);
-		} catch (e) {
-			console.error('Weekly cloud analysis failed:', e);
-			return null;
-		}
+		return this.tryWeeklyModelsSequentially(pet);
 	}
 
 	private runQueue() {
@@ -292,6 +286,7 @@ class Ruixen {
 			healthConcerns: concerns,
 			recommendations: recs,
 			nextCheckupSuggestion: undefined,
+			modelUsed: 'offline',
 		};
 	}
 
@@ -414,11 +409,17 @@ class Ruixen {
 			} catch (e) {
 				const msg = String((e as Error)?.message || e);
 				const is429 = /429|Rate limit exceeded/i.test(msg);
+				const providerUpstream = /temporarily rate-limited upstream/i.test(msg);
 				if (!is429) {
 					console.warn('Model attempt failed (non-429), aborting fallbacks:', model, e);
 					return this.offlineHeuristic(pet, entry);
 				}
-				console.warn('Model rate-limited, trying next free model:', model);
+				console.warn(
+					providerUpstream
+						? 'Model upstream-limited, trying next free model:'
+						: 'Model rate-limited, trying next free model:',
+					model
+				);
 				if (i === this.fallbackModels.length - 1) {
 					const today = new Date().toDateString();
 					setExhausted(today);
@@ -430,6 +431,32 @@ class Ruixen {
 		}
 		return this.offlineHeuristic(pet, entry);
 	}
+
+	private async tryWeeklyModelsSequentially(pet: PetPanelData): Promise<string | null> {
+		if (!this.analyzer) return null;
+		for (let i = 0; i < this.fallbackModels.length; i++) {
+			const model = this.fallbackModels[i];
+			try {
+				const text = await this.analyzer.analyzeWeeklySummary(pet, model);
+				return `(${model})\n${text}`;
+			} catch (e) {
+				const msg = String((e as Error)?.message || e);
+				const is429 = /429|Rate limit exceeded/i.test(msg);
+				if (!is429) {
+					console.warn('Weekly model failed (non-429), aborting fallbacks:', model, e);
+					return null;
+				}
+				if (i === this.fallbackModels.length - 1) {
+					const today = new Date().toDateString();
+					setExhausted(today);
+					saveDailyCount({ date: today, count: DAILY_FREE_LIMIT });
+					this.dailyUsage.set(DAILY_FREE_LIMIT);
+					return null;
+				}
+			}
+		}
+		return null;
+	}
 }
 
 export const ruixen = new Ruixen();
@@ -444,6 +471,10 @@ export const ruixenHelpers = {
 	analyzeWeeklyCloud(pet: PetPanelData) {
 		return ruixen.analyzeWeeklyCloud(pet);
 	},
+	setModel(model: string) {
+		guardianStore.update((g) => ({ ...g, model } as any));
+		return model;
+	},
 	weeklySummary(pet: PetPanelData) {
 		return ruixen.weeklySummary(pet);
 	},