<?php
// +----------------------------------------------------------------------
// | likeadmin快速开发前后端分离管理后台（PHP版）
// +----------------------------------------------------------------------

namespace app\adminapi\logic\tcm;

use app\common\logic\BaseLogic;
use app\common\model\tcm\BloodRecord;

/**
 * 血糖血压记录逻辑
 * Class BloodRecordLogic
 * @package app\adminapi\logic\tcm
 */
class BloodRecordLogic extends BaseLogic
{
    /**
     * @notes 添加记录
     * @param array $params
     * @return bool
     */
    public static function add(array $params): bool
    {
        try {
            // 处理记录日期
            if (isset($params['record_date'])) {
                $params['record_date'] = strtotime($params['record_date']);
            }

            BloodRecord::create($params);
            return true;
        } catch (\Exception $e) {
            self::setError($e->getMessage());
            return false;
        }
    }

    /**
     * @notes 编辑记录
     * @param array $params
     * @return bool
     */
    public static function edit(array $params): bool
    {
        try {
            // 处理记录日期
            if (isset($params['record_date'])) {
                $params['record_date'] = strtotime($params['record_date']);
            }

            BloodRecord::update($params);
            return true;
        } catch (\Exception $e) {
            self::setError($e->getMessage());
            return false;
        }
    }

    /**
     * @notes 删除记录
     * @param array $params
     * @return bool
     */
    public static function delete(array $params): bool
    {
        try {
            BloodRecord::destroy($params['id']);
            return true;
        } catch (\Exception $e) {
            self::setError($e->getMessage());
            return false;
        }
    }

    /**
     * @notes 记录详情
     * @param $params
     * @return array
     */
    public static function detail($params): array
    {
        $record = BloodRecord::findOrEmpty($params['id'])->toArray();
        
        // 处理记录日期格式
        if (!empty($record['record_date'])) {
            $record['record_date'] = date('Y-m-d', $record['record_date']);
        }
        
        return $record;
    }
    
    /**
     * @notes 获取患者的血糖血压记录列表
     * @param array $params
     * @return array
     */
    public static function getRecordsByPatient(array $params): array
    {
        try {
            $where = [];
            
            if (isset($params['diagnosis_id'])) {
                $where[] = ['diagnosis_id', '=', $params['diagnosis_id']];
            }
            
            if (isset($params['patient_id'])) {
                $where[] = ['patient_id', '=', $params['patient_id']];
            }
            
            // 如果没有诊断ID或患者ID，返回空数组
            if (empty($where)) {
                return [];
            }
            
            $records = BloodRecord::where($where)
                ->where('delete_time', null)
                ->order('record_date', 'desc')
                ->order('record_time', 'desc')
                ->select()
                ->toArray();
            
            // 格式化日期
            foreach ($records as &$record) {
                if (!empty($record['record_date'])) {
                    $record['record_date'] = date('Y-m-d', $record['record_date']);
                }
            }
            
            return $records;
        } catch (\Exception $e) {
            self::setError($e->getMessage());
            return [];
        }
    }

    /**
     * @notes 获取血糖趋势图数据
     * @param array $params
     * @return array
     */
    public static function getBloodSugarTrend(array $params): array
    {
        $where = [];
        
        if (isset($params['diagnosis_id'])) {
            $where[] = ['diagnosis_id', '=', $params['diagnosis_id']];
        }
        
        if (isset($params['patient_id'])) {
            $where[] = ['patient_id', '=', $params['patient_id']];
        }
        
        // 检查是否使用自定义日期范围
        if (isset($params['start_date']) && isset($params['end_date'])) {
            $startDate = intval($params['start_date']);
            $endDate = intval($params['end_date']);
        } else {
            $days = isset($params['days']) ? intval($params['days']) : 7;
            $startDate = strtotime("-{$days} days");
            $endDate = time();
        }
        
        $query = BloodRecord::where($where)
            ->where('delete_time', null)
            ->where('record_date', '>=', $startDate)
            ->order('record_date', 'asc');
        
        // 如果有结束日期，添加结束日期条件
        if (isset($endDate)) {
            $query->where('record_date', '<=', $endDate);
        }
        
        $records = $query->select()->toArray();
        
        // 使用Map来存储每天的数据，确保同一天的多条记录能够正确处理
        $dateMap = [];
        
        foreach ($records as $record) {
            $date = date('Y-m-d', $record['record_date']);
            
            if (!isset($dateMap[$date])) {
                $dateMap[$date] = [
                    'fasting' => null,
                    'postprandial_2h' => null,
                    'other' => null
                ];
            }
            
            // 空腹血糖（取第一个非空值）
            if (isset($record['fasting_blood_sugar']) && $record['fasting_blood_sugar'] > 0 && $dateMap[$date]['fasting'] === null) {
                $dateMap[$date]['fasting'] = $record['fasting_blood_sugar'];
            }
            
            // 餐后2小时血糖（取第一个非空值）
            if (isset($record['postprandial_blood_sugar']) && $record['postprandial_blood_sugar'] > 0 && $dateMap[$date]['postprandial_2h'] === null) {
                $dateMap[$date]['postprandial_2h'] = $record['postprandial_blood_sugar'];
            }
            
            // 其他血糖（取第一个非空值）
            if (isset($record['other_blood_sugar']) && $record['other_blood_sugar'] > 0 && $dateMap[$date]['other'] === null) {
                $dateMap[$date]['other'] = $record['other_blood_sugar'];
            }
        }
        
        // 按日期排序
        ksort($dateMap);
        
        $trend = [
            'dates' => [],
            'fasting' => [],
            'postprandial_2h' => [],
            'other' => []
        ];
        
        foreach ($dateMap as $date => $values) {
            $trend['dates'][] = $date;
            
            if ($values['fasting'] !== null) {
                $trend['fasting'][] = [
                    'date' => $date,
                    'value' => $values['fasting']
                ];
            }
            
            if ($values['postprandial_2h'] !== null) {
                $trend['postprandial_2h'][] = [
                    'date' => $date,
                    'value' => $values['postprandial_2h']
                ];
            }
            
            if ($values['other'] !== null) {
                $trend['other'][] = [
                    'date' => $date,
                    'value' => $values['other']
                ];
            }
        }
        
        return $trend;
    }
}