module.exports = async function(ctx) {
  const endpoints = (ctx.config || {}).endpoints || [];
  
  if (!Array.isArray(endpoints)) {
    throw new Error("Plugin config requires 'endpoints' array");
  }
  
  for (const ep of endpoints) {
    try {
      const headers = { "Content-Type": "application/json" };
      if (ep.apiKey) headers["Authorization"] = `Bearer ${ep.apiKey}`;
      
      const res = await fetch(`${ep.baseURL}/models`, { headers });
      if (!res.ok) throw new Error(`HTTP ${res.status}`);
      
      const json = await res.json();
      const models = (json.data || []).map(m => ({
        id: m.id,
        name: m.id,
        capabilities: { input: ["text"], output: "text" },
        limits: { context: m.context_length || 128000, output: m.max_tokens || 8192 }
      }));
      
      await ctx.provider.transform(editor => {
        editor.add({
          info: {
            id: ep.name,
            name: ep.name,
            activation: "enabled",
            package: "@opencode/ai/providers/openai-compatible",
            settings: { baseURL: ep.baseURL }
          },
          models
        });
      });
      
      ctx.log.info(`Discovered ${models.length} models from ${ep.name}`);
    } catch(e) {
      ctx.log.error(`Failed to discover from ${ep.name}: ${e.message}`);
    }
  }
  
  ctx.commands.register({
    id: "refresh-models",
    description: "Refresh all discovered models",
    async run() {
      ctx.log.info("Refreshing models...");
      await ctx.provider.reload();
    }
  });
};