Initial commit — AI-powered coding tutor (Professor)

Next.js 16, React 19, Monaco editor, Anthropic SDK, multi-provider AI, Wandbox Python execution, iframe HTML preview, SQLite auth + session persistence. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-04 21:48:34 +00:00
commit f644937604
56 changed files with 14012 additions and 0 deletions
--- a/lib/providers.ts
+++ b/lib/providers.ts
@@ -0,0 +1,95 @@
+import type { ProviderId, ProviderConfig } from '@/types';
+
+export interface ProviderDefinition {
+  id: ProviderId;
+  label: string;
+  requiresApiKey: boolean;
+  hasCustomBaseUrl: boolean;
+  defaultBaseUrl: string;
+  defaultModel: string;
+  modelSuggestions: string[];
+}
+
+export const PROVIDERS: ProviderDefinition[] = [
+  {
+    id: 'anthropic',
+    label: 'Anthropic (Claude)',
+    requiresApiKey: true,
+    hasCustomBaseUrl: false,
+    defaultBaseUrl: 'https://api.anthropic.com',
+    defaultModel: 'claude-sonnet-4-6',
+    modelSuggestions: [
+      'claude-sonnet-4-6',
+      'claude-haiku-4-5-20251001',
+      'claude-opus-4-6',
+    ],
+  },
+  {
+    id: 'openrouter',
+    label: 'OpenRouter',
+    requiresApiKey: true,
+    hasCustomBaseUrl: false,
+    defaultBaseUrl: 'https://openrouter.ai/api/v1',
+    defaultModel: 'meta-llama/llama-3.1-8b-instruct:free',
+    modelSuggestions: [
+      'meta-llama/llama-3.1-8b-instruct:free',
+      'google/gemma-3-27b-it:free',
+      'mistralai/mistral-7b-instruct:free',
+      'deepseek/deepseek-chat-v3-0324:free',
+      'qwen/qwen3-8b:free',
+    ],
+  },
+  {
+    id: 'lmstudio',
+    label: 'LM Studio',
+    requiresApiKey: false,
+    hasCustomBaseUrl: true,
+    defaultBaseUrl: 'http://localhost:1234/v1',
+    defaultModel: 'local-model',
+    modelSuggestions: [],
+  },
+  {
+    id: 'ollama',
+    label: 'Ollama',
+    requiresApiKey: false,
+    hasCustomBaseUrl: true,
+    defaultBaseUrl: 'http://localhost:11434/v1',
+    defaultModel: 'llama3.2',
+    modelSuggestions: [
+      'llama3.2',
+      'llama3.1',
+      'mistral',
+      'qwen2.5-coder',
+      'deepseek-coder-v2',
+      'phi4',
+    ],
+  },
+];
+
+export const PROVIDER_MAP = Object.fromEntries(PROVIDERS.map((p) => [p.id, p])) as Record<
+  ProviderId,
+  ProviderDefinition
+>;
+
+export const DEFAULT_PROVIDER_CONFIG: ProviderConfig = {
+  provider: 'anthropic',
+  model: 'claude-sonnet-4-6',
+};
+
+const STORAGE_KEY = 'professor_provider_config';
+
+export function loadProviderConfig(): ProviderConfig {
+  if (typeof window === 'undefined') return DEFAULT_PROVIDER_CONFIG;
+  try {
+    const raw = localStorage.getItem(STORAGE_KEY);
+    if (!raw) return DEFAULT_PROVIDER_CONFIG;
+    return JSON.parse(raw) as ProviderConfig;
+  } catch {
+    return DEFAULT_PROVIDER_CONFIG;
+  }
+}
+
+export function saveProviderConfig(config: ProviderConfig): void {
+  if (typeof window === 'undefined') return;
+  localStorage.setItem(STORAGE_KEY, JSON.stringify(config));
+}