package osi

import (
	"context"
	"fmt"

	"chis_osi/contract"
)

type FindHealthCheckQuery struct {
	IDCard string
	PHRID  string
	EMPIID string
}

// LastHealthCheck 查询某人最近一次体检（JKTJLSJL00002 /auto/jktjlscx/query）。
// data 为单个体检对象（非数组）；summary 只取定位字段，完整内容见返回的 Result.Raw。
func (c *Client) LastHealthCheck(ctx context.Context, query FindHealthCheckQuery) (contract.HealthCheckSummary, Result, error) {
	baseInfo, err := query.baseInfo()
	if err != nil {
		return contract.HealthCheckSummary{}, Result{}, err
	}
	var summary contract.HealthCheckSummary
	result, err := c.Call(ctx, ServiceIDJKTJLast, baseInfo, &summary)
	return summary, result, err
}

// QueryHealthChecks 查询某人全部体检（JKTJ00002 /auto/jktj/query）。
// data 为数组=该人全部体检历史；summaries 只取定位字段（checkId/checkDate 等），
// 每条完整体检内容见返回的 Result.Raw。历史记录 checkId 可能为空，按 checkDate 区分。
func (c *Client) QueryHealthChecks(ctx context.Context, query FindHealthCheckQuery) ([]contract.HealthCheckRecordSummary, Result, error) {
	baseInfo, err := query.baseInfo()
	if err != nil {
		return nil, Result{}, err
	}
	var summaries []contract.HealthCheckRecordSummary
	result, err := c.Call(ctx, ServiceIDJKTJQuery, baseInfo, &summaries)
	return summaries, result, err
}

func (q FindHealthCheckQuery) baseInfo() (map[string]string, error) {
	fields := []queryField{
		{name: "idCard", value: q.IDCard},
		{name: "empiId", value: q.EMPIID},
		{name: "phrid", value: q.PHRID},
	}
	return singleBaseInfo("last health check", fields)
}

type ListHealthCheckQuery struct {
	CheckYear string // 必填：检查年度，如 "2025"
	IDCard    string // 可选：过滤到某人
	CheckType string // 可选：0 已检 / 1 未检 / 2 全部
	Page      string // 默认 "1"
	Rows      string // 默认 "10"
}

// ListHealthCheckPeople 查询某年度已检/未检人员名单（JKTJLIST00002 /auto/jktjlist/query）。
// 返回人员名单 + checkType 状态，非体检明细；分页参数在 baseInfo 内，见 docs/04 §11.4。
func (c *Client) ListHealthCheckPeople(ctx context.Context, query ListHealthCheckQuery) ([]contract.HealthCheckPerson, Result, error) {
	baseInfo, err := query.baseInfo()
	if err != nil {
		return nil, Result{}, err
	}
	var people []contract.HealthCheckPerson
	result, err := c.Call(ctx, ServiceIDJKTJList, baseInfo, &people)
	return people, result, err
}

func (q ListHealthCheckQuery) baseInfo() (map[string]string, error) {
	if q.CheckYear == "" {
		return nil, fmt.Errorf("list health check requires checkYear")
	}
	page, rows := q.Page, q.Rows
	if page == "" {
		page = "1"
	}
	if rows == "" {
		rows = "10"
	}
	base := map[string]string{"checkYear": q.CheckYear, "page": page, "rows": rows}
	if q.CheckType != "" {
		base["checkType"] = q.CheckType
	}
	if q.IDCard != "" {
		base["idCard"] = q.IDCard
	}
	return base, nil
}