export const api = {
  async conversations({ q = "", status = "", state = "" } = {}) {
    const u = new URL("/conversations", location.origin);
    if (q) u.searchParams.set("q", q);
    if (status) u.searchParams.set("status", status);
    if (state) u.searchParams.set("state", state);
    return fetch(u).then(r => r.json());
  },

  async deleteConversation(chat_id) {
    if (!chat_id) throw new Error("chat_id_required");
    return fetch(`/conversations/${encodeURIComponent(chat_id)}`, { method: "DELETE" }).then(r => r.json());
  },

  async users({ q = "", limit = 200 } = {}) {
    const u = new URL("/users", location.origin);
    if (q) u.searchParams.set("q", String(q));
    u.searchParams.set("limit", String(limit));
    return fetch(u).then(r => r.json());
  },

  async deleteUser(chat_id, { deleteWoo = false } = {}) {
    if (!chat_id) throw new Error("chat_id_required");
    const u = new URL(`/users/${encodeURIComponent(chat_id)}`, location.origin);
    if (deleteWoo) u.searchParams.set("deleteWoo", "1");
    return fetch(u, { method: "DELETE" }).then(r => r.json());
  },

  async messages({ chat_id, limit = 200 } = {}) {
    const u = new URL("/messages", location.origin);
    if (chat_id) u.searchParams.set("chat_id", chat_id);
    u.searchParams.set("limit", String(limit));
    return fetch(u).then(r => r.json());
  },

  async runs({ chat_id, limit = 1 } = {}) {
    const u = new URL("/runs", location.origin);
    if (chat_id) u.searchParams.set("chat_id", chat_id);
    u.searchParams.set("limit", String(limit));
    return fetch(u).then(r => r.json());
  },

  async runById(run_id) {
    if (!run_id) return null;
    return fetch(`/runs/${encodeURIComponent(run_id)}`).then(r => r.json());
  },

  async simEvolution(payload) {
    return fetch("/webhook/evolution", {
      method: "POST",
      headers: { "Content-Type": "application/json" },
      body: JSON.stringify(payload),
    }).then(r => r.json());
  },

  async retryLast(chat_id) {
    if (!chat_id) throw new Error("chat_id_required");
    return fetch(`/conversations/${encodeURIComponent(chat_id)}/retry-last`, { method: "POST" }).then(r => r.json());
  },
};