/**
 * Default Routing Policy (RFC-0054)
 */

import type { RoutingPolicy } from "./types.js";

export const DEFAULT_ROUTING_POLICY: RoutingPolicy = {
	defaultStrategy: "balanced",
	costWeight: 30,
	qualityWeight: 40,
	latencyWeight: 20,
	quotaWeight: 10,
	fallbackProviders: ["anthropic", "openai"],
	taskTypeOverrides: {
		planning: "best_quality",
		code_generation: "balanced",
		code_review: "best_quality",
		test_generation: "fastest",
		e2e_testing: "quota_aware",
		analysis: "best_quality",
		refactoring: "balanced",
		debugging: "fastest",
		documentation: "cheapest",
	},
	providerPreferences: {
		minimax: 20, // prefer cheaper options
		openai: 0,
		anthropic: 10,
	},
};

/**
 * Create a custom routing policy
 */
export function createRoutingPolicy(
	overrides: Partial<RoutingPolicy>,
): RoutingPolicy {
	return {
		...DEFAULT_ROUTING_POLICY,
		...overrides,
		taskTypeOverrides: {
			...DEFAULT_ROUTING_POLICY.taskTypeOverrides,
			...overrides.taskTypeOverrides,
		},
		providerPreferences: {
			...DEFAULT_ROUTING_POLICY.providerPreferences,
			...overrides.providerPreferences,
		},
	};
}