import { apiRequestData } from "./http";

export type AiStatusResponse = {
  enabled: boolean;
  envEnabled: boolean;
  featureFlag: {
    key: string;
    effectiveEnabled: boolean;
    effectiveReason: string;
  };
  provider: {
    type: string;
    model: string | null;
  };
  permissions: {
    canAccess: boolean;
  };
};

export type AiRiskHint = {
  level: "low" | "medium" | "high";
  code: string;
  title: string;
  detail: string;
};

export type AiNextAction = {
  code: string;
  label: string;
  reason: string;
};

export type AiSuggestionResponse = {
  targetType: "reimbursement" | "purchase_request" | "asset_card";
  targetId: string;
  summary: string;
  riskHints: AiRiskHint[];
  nextActions: AiNextAction[];
  sourceSnapshot: Record<string, unknown>;
  providerMeta: {
    provider: "mock" | "http" | string;
    model: string | null;
    promptHash: string;
    tokenUsage: {
      promptTokens: number | null;
      completionTokens: number | null;
      totalTokens: number | null;
    };
  };
  generatedAt: string;
};

export async function fetchAiStatus() {
  return apiRequestData<AiStatusResponse>("/api/ai/status");
}

export async function fetchReimbursementSuggestion(reimbursementId: string) {
  return apiRequestData<AiSuggestionResponse>(`/api/ai/suggestions/reimbursements/${reimbursementId}`, {
    method: "POST",
    body: JSON.stringify({}),
  });
}

export async function fetchPurchaseSuggestion(purchaseRequestId: string) {
  return apiRequestData<AiSuggestionResponse>(
    `/api/ai/suggestions/purchase-requests/${purchaseRequestId}`,
    {
      method: "POST",
      body: JSON.stringify({}),
    },
  );
}

export async function fetchAssetSuggestion(assetId: string) {
  return apiRequestData<AiSuggestionResponse>(`/api/ai/suggestions/assets/${assetId}`, {
    method: "POST",
    body: JSON.stringify({}),
  });
}