feat: first pass, bedrock chat. note: AgentClient is returning agents as conversation.endpoint

api/server/services/Endpoints/bedrock/initialize.js

@@ -0,0 +1,55 @@
+const { EModelEndpoint, providerEndpointMap } = require('librechat-data-provider');
+const { getDefaultHandlers } = require('~/server/controllers/agents/callbacks');
+// const { loadAgentTools } = require('~/server/services/ToolService');
+const getOptions = require('~/server/services/Endpoints/bedrock/options');
+const AgentClient = require('~/server/controllers/agents/client');
+const { getModelMaxTokens } = require('~/utils');
+
+const initializeClient = async ({ req, res, endpointOption }) => {
+  if (!endpointOption) {
+    throw new Error('Endpoint option not provided');
+  }
+
+  // TODO: use endpointOption to determine options/modelOptions
+  const eventHandlers = getDefaultHandlers({ res });
+
+  // const tools = [createTavilySearchTool()];
+
+  /** @type {Agent} */
+  const agent = {
+    id: EModelEndpoint.bedrock,
+    name: endpointOption.name,
+    instructions: endpointOption.instructions,
+    provider: EModelEndpoint.bedrock,
+    model: endpointOption.model_parameters.model,
+    model_parameters: endpointOption.model_parameters,
+  };
+
+  let modelOptions = { model: agent.model };
+
+  // TODO: pass-in override settings that are specific to current run
+  const options = await getOptions({
+    req,
+    res,
+    endpointOption,
+  });
+
+  modelOptions = Object.assign(modelOptions, options.llmConfig);
+  const maxContextTokens =
+    agent.max_context_tokens ??
+    getModelMaxTokens(modelOptions.model, providerEndpointMap[agent.provider]);
+
+  const client = new AgentClient({
+    req,
+    agent,
+    // tools,
+    // toolMap,
+    modelOptions,
+    eventHandlers,
+    maxContextTokens,
+    configOptions: options.configOptions,
+  });
+  return { client };
+};
+
+module.exports = { initializeClient };