import { handleListAliases, handleCreateAlias, handleUpdateAlias, handleDeleteAlias } from "../handlers/aliases.js";

export const makeListAliases = (tenantIdOrFn) => async (req, res) => {
  try {
    const tenantId = typeof tenantIdOrFn === "function" ? tenantIdOrFn() : tenantIdOrFn;
    const q = req.query.q || "";
    const woo_product_id = req.query.woo_product_id ? parseInt(req.query.woo_product_id, 10) : null;
    const limit = req.query.limit || "200";
    const result = await handleListAliases({ tenantId, q, woo_product_id, limit });
    res.json(result);
  } catch (err) {
    console.error(err);
    res.status(500).json({ ok: false, error: "internal_error" });
  }
};

export const makeCreateAlias = (tenantIdOrFn) => async (req, res) => {
  try {
    const tenantId = typeof tenantIdOrFn === "function" ? tenantIdOrFn() : tenantIdOrFn;
    const { alias, woo_product_id, boost, category_hint, metadata } = req.body || {};
    
    if (!alias || !woo_product_id) {
      return res.status(400).json({ ok: false, error: "alias_and_woo_product_id_required" });
    }
    
    const result = await handleCreateAlias({ tenantId, alias, woo_product_id, boost, category_hint, metadata });
    res.json({ ok: true, item: result });
  } catch (err) {
    console.error(err);
    if (err.code === "23505") { // unique violation
      return res.status(409).json({ ok: false, error: "alias_already_exists" });
    }
    res.status(500).json({ ok: false, error: "internal_error" });
  }
};

export const makeUpdateAlias = (tenantIdOrFn) => async (req, res) => {
  try {
    const tenantId = typeof tenantIdOrFn === "function" ? tenantIdOrFn() : tenantIdOrFn;
    const alias = req.params.alias;
    const { woo_product_id, boost, category_hint, metadata } = req.body || {};
    
    if (!woo_product_id) {
      return res.status(400).json({ ok: false, error: "woo_product_id_required" });
    }
    
    const result = await handleUpdateAlias({ tenantId, alias, woo_product_id, boost, category_hint, metadata });
    if (!result) {
      return res.status(404).json({ ok: false, error: "alias_not_found" });
    }
    res.json({ ok: true, item: result });
  } catch (err) {
    console.error(err);
    res.status(500).json({ ok: false, error: "internal_error" });
  }
};

export const makeDeleteAlias = (tenantIdOrFn) => async (req, res) => {
  try {
    const tenantId = typeof tenantIdOrFn === "function" ? tenantIdOrFn() : tenantIdOrFn;
    const alias = req.params.alias;
    const result = await handleDeleteAlias({ tenantId, alias });
    res.json({ ok: true, ...result });
  } catch (err) {
    console.error(err);
    res.status(500).json({ ok: false, error: "internal_error" });
  }
};