import { randomUUID } from "node:crypto";
import { getPool } from "../db/pool";
function nowIso() {
    return new Date().toISOString();
}
function makeCode(prefix, id) {
    return `${prefix}_${id.slice(0, 6)}`;
}
function mapOutlet(row) {
    return {
        id: row.id,
        merchant_id: row.merchant_id,
        outlet_code: row.outlet_code,
        name: row.name,
        address: row.address || undefined,
        status: row.status,
        created_at: row.created_at,
        updated_at: row.updated_at
    };
}
function mapTerminal(row) {
    return {
        id: row.id,
        outlet_id: row.outlet_id,
        terminal_code: row.terminal_code,
        qr_mode: row.qr_mode,
        partner_reference: row.partner_reference || undefined,
        status: row.status,
        created_at: row.created_at,
        updated_at: row.updated_at
    };
}
export async function createOutlet(payload) {
    const id = randomUUID();
    const now = nowIso();
    const { rows } = await getPool().query(`INSERT INTO outlets (id, merchant_id, outlet_code, name, address, status, created_at, updated_at)
     VALUES ($1,$2,$3,$4,$5,$6,$7,$8)
     RETURNING *`, [
        id,
        payload.merchant_id,
        payload.outlet_code || makeCode("out", id),
        payload.name,
        payload.address,
        payload.status || "active",
        now,
        now
    ]);
    return mapOutlet(rows[0]);
}
export async function createTerminal(payload) {
    const id = randomUUID();
    const now = nowIso();
    const { rows } = await getPool().query(`INSERT INTO terminals (id, outlet_id, terminal_code, qr_mode, partner_reference, status, created_at, updated_at)
     VALUES ($1,$2,$3,$4,$5,$6,$7,$8)
     RETURNING *`, [
        id,
        payload.outlet_id,
        payload.terminal_code || makeCode("term", id),
        payload.qr_mode || "static",
        payload.partner_reference || null,
        payload.status || "active",
        now,
        now
    ]);
    return mapTerminal(rows[0]);
}
export async function listOutlets(filter) {
    const clauses = [];
    const params = [];
    let i = 1;
    if (filter?.merchant_id) {
        clauses.push(`merchant_id = $${i++}`);
        params.push(filter.merchant_id);
    }
    if (filter?.status) {
        clauses.push(`status = $${i++}`);
        params.push(filter.status);
    }
    if (filter?.q) {
        const value = `%${filter.q.toLowerCase()}%`;
        clauses.push(`(LOWER(name) LIKE $${i++} OR LOWER(outlet_code) LIKE $${i++})`);
        params.push(value, value);
    }
    const where = clauses.length ? `WHERE ${clauses.join(" AND ")}` : "";
    const { rows } = await getPool().query(`SELECT * FROM outlets ${where} ORDER BY created_at DESC`, params);
    return rows.map(mapOutlet);
}
export async function listTerminals(filter) {
    const clauses = [];
    const params = [];
    let i = 1;
    if (filter?.outlet_id) {
        clauses.push(`outlet_id = $${i++}`);
        params.push(filter.outlet_id);
    }
    if (filter?.status) {
        clauses.push(`status = $${i++}`);
        params.push(filter.status);
    }
    if (filter?.q) {
        const value = `%${filter.q.toLowerCase()}%`;
        clauses.push(`(LOWER(terminal_code) LIKE $${i++} OR LOWER(COALESCE(partner_reference, '')) LIKE $${i++})`);
        params.push(value, value);
    }
    const where = clauses.length ? `WHERE ${clauses.join(" AND ")}` : "";
    const { rows } = await getPool().query(`SELECT * FROM terminals ${where} ORDER BY created_at DESC`, params);
    return rows.map(mapTerminal);
}
export async function getOutletById(id) {
    const { rows } = await getPool().query("SELECT * FROM outlets WHERE id = $1", [id]);
    return rows[0] ? mapOutlet(rows[0]) : null;
}
export async function getTerminalById(id) {
    const { rows } = await getPool().query("SELECT * FROM terminals WHERE id = $1", [id]);
    return rows[0] ? mapTerminal(rows[0]) : null;
}
export async function patchOutlet(id, patch) {
    const existing = await getOutletById(id);
    if (!existing) {
        throw new Error("OUTLET_NOT_FOUND");
    }
    const merged = { ...existing, ...patch, updated_at: nowIso() };
    const { rows } = await getPool().query(`UPDATE outlets
        SET merchant_id = $2,
            outlet_code = $3,
            name = $4,
            address = $5,
            status = $6,
            updated_at = $7
      WHERE id = $1
      RETURNING *`, [
        id,
        merged.merchant_id,
        merged.outlet_code,
        merged.name,
        merged.address || null,
        merged.status,
        merged.updated_at
    ]);
    return mapOutlet(rows[0]);
}
export async function patchTerminal(id, patch) {
    const existing = await getTerminalById(id);
    if (!existing) {
        throw new Error("TERMINAL_NOT_FOUND");
    }
    const merged = { ...existing, ...patch, updated_at: nowIso() };
    const { rows } = await getPool().query(`UPDATE terminals
        SET outlet_id = $2,
            terminal_code = $3,
            qr_mode = $4,
            partner_reference = $5,
            status = $6,
            updated_at = $7
      WHERE id = $1
      RETURNING *`, [
        id,
        merged.outlet_id,
        merged.terminal_code,
        merged.qr_mode,
        merged.partner_reference || null,
        merged.status,
        merged.updated_at
    ]);
    return mapTerminal(rows[0]);
}
export function toOutletPayload(outlet) {
    return { ...outlet };
}
export function toTerminalPayload(terminal) {
    return { ...terminal };
}