<?php
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namespace app\adminapi\validate\tcm;

use app\common\model\tcm\Diagnosis;
use app\common\validate\BaseValidate;

/**
 * 中医辨房病因诊单验证
 * Class DiagnosisValidate
 * @package app\adminapi\validate\tcm
 */
class DiagnosisValidate extends BaseValidate
{
    protected $rule = [
        'id' => 'require|checkDiagnosis',
        'patient_name' => 'require|length:1,50',
        'id_card' => 'length:15,18',
        'phone' => 'require|mobile',
        'gender' => 'require|in:0,1',
        'age' => 'require|number|between:0,150',
        'diagnosis_type' => 'require',
        'local_hospital_name' => 'require|max:255',
        'status' => 'in:0,1',
        'show_card' => 'in:0,1',
        'create_source' => 'max:32',
        'current_medications' => 'max:2000',
        'tongue_images' => 'array',
        'report_files' => 'array',
        'diabetes_discovery_year' => 'max:50',
        'start_date' => 'date',
        'end_date' => 'date|checkDateRange',
        'diagnosis_id' => 'require|integer|checkDiagnosisId',
        'tracking_content' => 'require|length:1,1000',
        'revisit_slot_start_offset' => 'integer|between:0,20',
        'report_id' => 'number|gt:0',
        'content' => 'max:12000',
        'task' => 'require|in:summary,tcm_pattern,prescription_review,medication_review,exam_review,complication_risk,guideline_review,custom',
        'prompt' => 'max:500',
        'model' => 'in:qwen,openai',
        'patient_id' => 'integer|gt:0',
    ];

    protected $message = [
        'id.require' => '参数缺失',
        'patient_name.require' => '请输入患者姓名',
        'patient_name.length' => '患者姓名长度须在1-50位字符',
        'id_card.length' => '身份证号长度不正确',
        'id_card.require' => '请输入身份证号',
        'phone.require' => '请输入手机号',
        'phone.mobile' => '手机号格式不正确',
        'gender.require' => '请选择性别',
        'gender.in' => '性别参数错误',
        'age.require' => '请输入年龄',
        'age.number' => '年龄必须为数字',
        'age.between' => '年龄范围0-150',
        'diagnosis_type.require' => '请选择诊断类型',
        'local_hospital_name.require' => '请输入当地就诊医院名称',
        'local_hospital_name.max' => '当地就诊医院名称最多255个字符',
        'status.in' => '状态参数错误',
        'create_source.max' => '渠道来源长度不能超过32个字符',
        'current_medications.max' => '在用药物最多2000个字符',
        'diabetes_discovery_year.max' => '发现糖尿病患病史最多50个字符',
        'start_date.date' => '开始日期格式不正确',
        'end_date.date' => '结束日期格式不正确',
        'diagnosis_id.require' => '诊单ID不能为空',
        'tracking_content.require' => '跟踪备注内容不能为空',
        'tracking_content.length' => '跟踪备注最多1000个字符',
        'report_id.require' => '报告ID不能为空',
        'report_id.number' => '报告ID必须为数字',
        'report_id.gt' => '报告ID必须大于0',
        'content.require' => '报告内容不能为空',
        'content.max' => '报告内容最多12000个字符',
        'task.require' => '请选择 AI 助手任务',
        'task.in' => 'AI 助手任务不受支持',
        'prompt.max' => '问题最多500个字符',
        'model.in' => 'AI模型仅支持qwen或openai',
        'patient_id.require' => '患者ID不能为空',
        'patient_id.integer' => '患者ID必须为整数',
        'patient_id.gt' => '患者ID必须大于0',
    ];

    public function sceneAdd()
    {
        // 全局规则里混有跟踪备注、AI 助手字段；新增诊单只去掉这些无关校验。
        // 不要改成 only([...])：add 还会写入现病史等多选字段，only 会把它们从请求里丢掉。
        return $this->remove('id', true)
            ->remove('diagnosis_id', true)
            ->remove('tracking_content', true)
            ->remove('task', true)
            ->remove('prompt', true)
            ->remove('model', true)
            ->remove('report_id', true)
            ->remove('content', true);
    }

    public function sceneEdit()
    {
        return $this->only(['id', 'patient_name', 'id_card', 'phone', 'gender', 'age', 'diagnosis_date', 'diagnosis_type', 'syndrome_type', 'marital_status', 'height', 'weight', 'region', 'systolic_pressure', 'diastolic_pressure', 'fasting_blood_sugar', 'diabetes_discovery_year', 'local_hospital_diagnosis', 'local_hospital_name', 'past_history', 'symptoms', 'tongue_coating', 'pulse', 'treatment_principle', 'prescription', 'doctor_advice', 'remark', 'current_medications', 'status', 'show_card', 'create_source']);
    }

    public function sceneId()
    {
        return $this->only(['id']);
    }

    public function sceneReadonlyDetail()
    {
        return $this->only(['id']);
    }

    public function sceneTrackingWindow()
    {
        return $this->only(['id', 'start_date', 'end_date']);
    }

    /** 新增跟踪备注：诊单ID + 备注内容 */
    public function sceneAddTrackingNote()
    {
        return $this->only(['diagnosis_id', 'tracking_content']);
    }

    /** 拉取跟踪备注列表：诊单ID */
    public function sceneTrackingNotes()
    {
        return $this->only(['diagnosis_id']);
    }

    public function sceneGenerateQrcode()
    {
        return $this->only(['diagnosis_id', 'doctor_id', 'patient_id', 'share_user_id', 'mini_program_path'])
            // The global diagnosis_id rule is required for diagnosis APIs, but
            // video QR codes identify the doctor instead. Keep diagnosis_id
            // optional here while still validating it when it is supplied.
            ->remove('diagnosis_id', 'require')
            ->append('patient_id', 'require|integer|checkQrcodeIds')
            ->append('share_user_id', 'require|integer')
            ->append('doctor_id', 'integer');
    }

    public function sceneGenerateOrderQrcode()
    {
        return $this->only([]);
    }

    public function sceneFillIdCard()
    {
        return $this->only(['id', 'id_card'])
            ->append('id', 'require')
            ->append('id_card', 'require|length:15,18');
    }

    public function sceneGuahaoLogList()
    {
        return $this->only(['id']);
    }

    /** 业务订单 tab：设置复诊接诊率统计起始偏移 */
    public function sceneSetRevisitSlotStartOffset()
    {
        return $this->only(['id', 'revisit_slot_start_offset'])
            ->append('revisit_slot_start_offset', 'require|integer|between:0,20');
    }

    public function sceneAiReports()
    {
        return $this->only(['id']);
    }

    public function sceneAiAssistant()
    {
        return $this->only(['id', 'task', 'prompt']);
    }

    public function sceneAiAnalysis()
    {
        return $this->only(['id', 'model'])
            ->remove('id', 'checkDiagnosis')
            ->append('id', 'integer|gt:0|checkAiAnalysisPayload');
    }

    public function scenePatientAiReports()
    {
        return $this->only(['patient_id'])
            ->append('patient_id', 'require|integer|gt:0|checkPatientAiReportsPayload');
    }

    public function sceneGeneratePatientAiReport()
    {
        return $this->only(['patient_id', 'model'])
            ->append('patient_id', 'require|integer|gt:0|checkGeneratePatientAiReportPayload')
            ->append('model', 'require|in:qwen,openai');
    }

    public function sceneGenerateAiReports()
    {
        return $this->only(['id']);
    }

    public function sceneEditAiReport()
    {
        return $this->only(['id', 'report_id', 'content'])
            ->append('report_id', 'require|number|gt:0')
            ->append('content', 'require|max:12000');
    }

    protected function checkDiagnosis($value)
    {
        $diagnosis = Diagnosis::findOrEmpty($value);
        if ($diagnosis->isEmpty()) {
            return '诊单不存在';
        }
        return true;
    }

    /** 校验 diagnosis_id 字段（addTrackingNote 等场景使用，避开 id 字段） */
    protected function checkDiagnosisId($value)
    {
        $diagnosis = Diagnosis::findOrEmpty($value);
        if ($diagnosis->isEmpty()) {
            return '诊单不存在';
        }
        return true;
    }

    /** end_date 不能早于 start_date */
    protected function checkDateRange($value, $rule, $data = [])
    {
        $start = $data['start_date'] ?? '';
        if ($start && $value && strtotime($value) < strtotime($start)) {
            return '结束日期不能早于开始日期';
        }
        return true;
    }

    /** 视频场景需 doctor_id，确认诊单需 diagnosis_id */
    protected function checkQrcodeIds($value, $rule, $data = [])
    {
        $page = $data['mini_program_path'] ?? '';
        $hasDoctor = !empty($data['doctor_id']);
        $hasDiagnosis = !empty($data['diagnosis_id']);
        if ($page === 'pages/login/login') {
            return $hasDoctor ? true : '视频二维码需传挂号医生ID';
        }
        return $hasDiagnosis ? true : '诊单ID不能为空';
    }

    /**
     * AI 智能分析仅接受诊单 ID 和可选的固定模型键。客户端不得提供
     * provider、凭据、上游地址、提示词等服务端配置或控制字段。
     *
     * @param mixed $value
     * @param mixed $rule
     * @param array<string,mixed> $data
     * @return bool|string
     */
    protected function checkAiAnalysisPayload($value, $rule, array $data = [])
    {
        if (!array_key_exists('id', $data)) {
            return 'AI智能分析请求缺少id参数';
        }

        $extraFields = array_diff(array_keys($data), ['id', 'model']);
        if ($extraFields !== []) {
            return 'AI智能分析请求仅允许id及可选model参数';
        }

        if (array_key_exists('model', $data)) {
            $model = $data['model'];
            if (!is_string($model) || !in_array($model, ['qwen', 'openai'], true)) {
                return 'AI模型仅支持qwen或openai';
            }
        }
        return true;
    }

    /** @param array<string,mixed> $data */
    protected function checkPatientAiReportsPayload($value, $rule, array $data = [])
    {
        if (!array_key_exists('patient_id', $data)) {
            return '请求缺少patient_id参数';
        }
        $extraFields = array_diff(array_keys($data), ['patient_id']);
        return $extraFields === [] ? true : '请求仅允许patient_id参数';
    }

    /**
     * 患者报告生成端点只接受稳定患者ID与服务端模型白名单键。
     * provider、凭据、BASE_URL、提示词和任意来源正文均不得由客户端注入。
     *
     * @param array<string,mixed> $data
     */
    protected function checkGeneratePatientAiReportPayload($value, $rule, array $data = [])
    {
        if (!array_key_exists('patient_id', $data) || !array_key_exists('model', $data)) {
            return '请求缺少patient_id或model参数';
        }
        $extraFields = array_diff(array_keys($data), ['patient_id', 'model']);
        if ($extraFields !== []) {
            return '请求仅允许patient_id和model参数';
        }
        if (!is_string($data['model']) || !in_array($data['model'], ['qwen', 'openai'], true)) {
            return 'AI模型仅支持qwen或openai';
        }
        return true;
    }
}