// Durable root conversation and console. SQLite stays outside the world.
import { BACKGROUND_CONTEXT as context } from '@earendil-works/chord/context';
import { createModels } from '@earendil-works/pi-ai/models';
import { openaiProvider } from '@earendil-works/pi-ai/providers/openai';
import { Harness, createRegistry } from '@earendil-works/pi-durable';
import { CodingTools } from '@earendil-works/pi-durable/tools';
import { openStorage } from './sqlite';
import { environment } from './environment';
if (!process.env.PI_PROXY_BASE_URL || !process.env.PI_PROXY_API_KEY) {
  throw new Error('PI_PROXY_BASE_URL and PI_PROXY_API_KEY are required');
}
const models = createModels();
const provider = openaiProvider();
const model = {
  id: 'gpt-6.1-sol', name: 'gpt-6.1-sol', provider: 'openai', api: 'openai-responses',
  baseUrl: `${process.env.PI_PROXY_BASE_URL}/v1`, reasoning: true, input: ['text'],
  thinkingLevelMap: { off: null, minimal: null },
  cost: { input: 0, output: 0, cacheRead: 0, cacheWrite: 0 }, contextWindow: 200000, maxTokens: 4096,
};
models.setProvider({ ...provider, baseUrl: model.baseUrl, getModels: () => [model],
  auth: { apiKey: { name: 'Sausage proxy', resolve: async () => ({
    auth: { apiKey: process.env.PI_PROXY_API_KEY, baseUrl: model.baseUrl,
      headers: { 'Shopify-Usage-Tag': JSON.stringify(['pi', 'sausage']) } },
    source: 'PI_PROXY_API_KEY',
  }) } },
});
const registry = createRegistry();
registry.install(CodingTools);
const harness = await Harness.open(await openStorage(globalThis.storagePath), {
  models, registry, env: (target: any) => environment(target.cwd ?? '/', target.conversationId),
}, context);
const root = await harness.root(context, { agent: { model: { provider: 'openai', modelId: model.id }, thinkingLevel: 'low', cwd: '/', extensions: [CodingTools] } });
const watch = await root.watch(context);
const emitted = new Map<number, string>();
let partial = '';
const text = (message: any) => message?.content?.filter((b: any) => b.type === 'text').map((b: any) => b.text).join('') ?? '';
const render = (view: any) => {
  for (const entry of view.entries) {
    if (entry.kind !== 'pi.assistant') continue;
    const value = text(entry.model?.[0]);
    if (emitted.has(entry.id)) continue;
    if (value.startsWith(partial)) Deno.core.ops.op_output(value.slice(partial.length));
    else Deno.core.ops.op_output(value);
    partial = '';
    emitted.set(entry.id, value);
  }
  const live = text(view.docs['pi.live']?.generation?.message);
  if (live.startsWith(partial)) Deno.core.ops.op_output(live.slice(partial.length));
  partial = live;
};
// Do not replay the historical transcript to the console.
for (const entry of watch.value.entries) {
  if (entry.kind === 'pi.assistant') emitted.set(entry.id, text(entry.model?.[0]));
}
watch.start((event: any) => { if (event.kind === 'value') render(event.value); });
harness.resume();
await harness.waitForIdle(context);
while (true) {
  const line = await Deno.core.ops.op_input();
  if (line === null) break;
  if (!line.trim()) continue;
  const submission = await root.submit({ type: 'input', content: line, requestId: crypto.randomUUID() }, context);
  const result = await submission.wait(context);
  await harness.waitForIdle(context);
  const final = await root.watch(context);
  render(final.value);
  await final.stop();
  Deno.core.ops.op_output('\n');
  if (result.status !== 'done') throw new Error(`Run ended: ${JSON.stringify(result)}`);
}
await watch.stop();
await harness.close(context);