<?php
namespace app\adminapi\controller\document;

use core\base\BaseAdminController;
use app\service\admin\document\DocumentTemplateServiceBasic;
use think\Response;

/**
 * 文档模板控制器
 */
class DocumentTemplateBasic extends BaseAdminController
{
    /**
     * 上传模板
     * @return Response
     */
    public function upload(): Response
    {
        try {
            $data = $this->request->params([
                ['contract_name', ''],
                ['contract_type', 'general']
            ]);
            
            // 获取上传文件
            $file = $this->request->file('file');
            if (!$file) {
                return fail('请选择要上传的文件');
            }
            
            $data['file'] = $file;
            
            $result = (new DocumentTemplateServiceBasic())->uploadTemplate($data);
            return success('上传成功', $result);
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
    
    /**
     * 解析占位符
     * @return Response
     */
    public function parse(): Response
    {
        try {
            $filePath = $this->request->param('file_path', '');
            if (empty($filePath)) {
                return fail('文件路径不能为空');
            }
            
            $absolutePath = public_path() . '/' . $filePath;
            if (!file_exists($absolutePath)) {
                return fail('文件不存在');
            }
            
            $placeholders = (new DocumentTemplateServiceBasic())->parsePlaceholders($absolutePath);
            return success('解析成功', ['placeholders' => $placeholders]);
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
    
    /**
     * 配置数据源
     * @return Response
     */
    public function configDataSource(): Response
    {
        try {
            $data = $this->request->params([
                ['contract_id', 0],
                ['config', []]
            ]);
            
            if (empty($data['contract_id'])) {
                return fail('合同ID不能为空');
            }
            
            if (empty($data['config'])) {
                return fail('配置数据不能为空');
            }
            
            $result = (new DocumentTemplateServiceBasic())->configDataSource(
                $data['contract_id'], 
                $data['config']
            );
            
            return success('配置成功');
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
    
    /**
     * 获取模板列表
     * @return Response
     */
    public function lists(): Response
    {
        try {
            $data = $this->request->params([
                ['page', 1],
                ['limit', 20],
                ['name', ''],
                ['type', '']
            ]);
            
            $where = [];
            if (!empty($data['name'])) {
                $where[] = ['name', 'like', '%' . $data['name'] . '%'];
            }
            if (!empty($data['type'])) {
                $where[] = ['type', '=', $data['type']];
            }
            
            $list = \app\model\contract\Contract::where($where)
                ->field('id, name, type, file_path, status, created_at')
                ->order('created_at desc')
                ->paginate([
                    'list_rows' => $data['limit'],
                    'page' => $data['page']
                ]);
            
            return success('获取成功', $list);
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
    
    /**
     * 获取模板详情
     * @param int $id
     * @return Response
     */
    public function info(int $id): Response
    {
        try {
            $contract = \app\model\contract\Contract::find($id);
            if (!$contract) {
                return fail('模板不存在');
            }
            
            // 获取数据源配置
            $configs = \app\model\document\DocumentDataSourceConfig::where('contract_id', $id)
                ->field('id, placeholder, table_name, field_name, field_type, is_required, default_value')
                ->select()
                ->toArray();
            
            $result = $contract->toArray();
            $result['configs'] = $configs;
            
            return success('获取成功', $result);
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
    
    /**
     * 删除模板
     * @param int $id
     * @return Response
     */
    public function del(int $id): Response
    {
        try {
            $contract = \app\model\contract\Contract::find($id);
            if (!$contract) {
                return fail('模板不存在');
            }
            
            // 删除文件
            if (!empty($contract['file_path'])) {
                $filePath = public_path() . '/' . $contract['file_path'];
                if (file_exists($filePath)) {
                    unlink($filePath);
                }
            }
            
            // 删除数据源配置
            \app\model\document\DocumentDataSourceConfig::where('contract_id', $id)->delete();
            
            // 删除合同记录
            $contract->delete();
            
            return success('删除成功');
            
        } catch (\Exception $e) {
            return fail($e->getMessage());
        }
    }
}