import type { ProviderSettings, ProviderType } from "@/types/providers";

export const POPI_PROVIDER_ID: ProviderType = "popiserver";
export const POPI_PROVIDER_NAME = "Popi Models";

export const PROVIDER_IDS: ProviderType[] = [
  "popiserver",
  "newapiwg",
  "gemini",
  "openai",
  "anthropic",
  "replicate",
  "fal",
  "kie",
  "wavespeed",
];

export function getProviderMode(): "popi" | "multi" {
  const mode =
    process.env.NEXT_PUBLIC_PROVIDER_MODE ||
    process.env.PROVIDER_MODE ||
    "popi";
  return mode.toLowerCase() === "multi" ? "multi" : "popi";
}

export function isPopiProviderMode(): boolean {
  return getProviderMode() === "popi";
}

export function getProviderDisplayName(provider: ProviderType): string {
  switch (provider) {
    case "popiserver":
      return POPI_PROVIDER_NAME;
    case "newapiwg":
      return "NewApiWG";
    case "gemini":
      return "Gemini";
    case "openai":
      return "OpenAI";
    case "anthropic":
      return "Anthropic";
    case "replicate":
      return "Replicate";
    case "fal":
      return "fal.ai";
    case "kie":
      return "Kie.ai";
    case "wavespeed":
      return "WaveSpeed";
  }
}

export function applyProviderModeToSettings(settings: ProviderSettings): ProviderSettings {
  if (!isPopiProviderMode()) return settings;

  return {
    providers: PROVIDER_IDS.reduce((providers, providerId) => {
      providers[providerId] = {
        ...settings.providers[providerId],
        enabled: providerId === POPI_PROVIDER_ID,
        name: getProviderDisplayName(providerId),
      };
      return providers;
    }, {} as ProviderSettings["providers"]),
  };
}