import {
  aggregateAcrossTeams,
  formatAggregationResult,
  loopGet,
} from "../lib/loop-api.js";

// Loop API V2: GET /property/residential/sold/{channel}
// Distinct from /listed/{channel} — returns exchanged or completed properties
// (Loop swagger summary: "USE THIS TO POWER WEBSITE SOLD GALLERIES").
// Use case: canvassing letters built from recent sales in a target postcode.

interface LoopPropertyListing {
  listingId?: number;
  propertyId?: number;
  propertyRefId?: string;
  channel?: string;
  propertyAddress?: string;
  displayAddress?: string;
  status?: string;
  propertyType?: string;
  dateLaunched?: string;
  price?: number;
  bedrooms?: number;
  bathrooms?: number;
  receptionRooms?: number;
  shortDescription?: string;
  features?: string[];
  images?: { url: string }[];
  [key: string]: unknown;
}

type Channel = "rightmove" | "onTheMarket" | "zoopla" | "website";

export async function propertySold(params: {
  accountId: string;
  channel: Channel;
  teamName?: string;
  limit?: number;
}): Promise<string> {
  const { accountId, channel, teamName, limit } = params;

  const result = await aggregateAcrossTeams<LoopPropertyListing>(
    accountId,
    "properties",
    "loop-property-sold",
    async (apiKey, team) => {
      const path = `/property/residential/sold/${channel}`;
      const data = await loopGet<LoopPropertyListing[]>(apiKey, path, "loop-property-sold", team);
      return Array.isArray(data) ? data : [];
    },
    { teamName, limitPerTeam: limit ?? 50, limitTotal: limit ?? 200 }
  );

  return formatAggregationResult(
    result,
    (p) => {
      const addr = p.displayAddress ?? p.propertyAddress ?? "Unknown address";
      const id = p.propertyId != null ? ` [ID: ${p.propertyId}]` : "";
      const price = p.price ? ` — £${p.price.toLocaleString("en-GB")}` : "";
      const beds = p.bedrooms ? ` ${p.bedrooms}bed` : "";
      const propType = p.propertyType ? ` (${p.propertyType})` : "";
      const status = p.status ? ` [${p.status}]` : "";
      return `- ${addr}${id}${price}${beds}${propType}${status}`;
    },
    `${channel} sold`
  );
}