<?php

declare(strict_types=1);

namespace app\adminapi\logic\firstvisit;

use app\adminapi\logic\dept\DeptLogic;
use app\adminapi\logic\stats\ConversionLogic;
use app\adminapi\logic\stats\YejiStatsLogic;
use app\common\model\auth\Admin;
use app\common\model\auth\AdminDept;
use app\common\model\stats\PersonalYeji;
use app\common\service\DataScope\DataScopeService;
use app\common\service\qywx\MediaChannelService;
use think\facade\Db;

/**
 * 一诊「综合数据转化」。
 *
 * 自动指标复用 ConversionLogic；开口数来自个人业绩录入。所有筛选先与 DataScope
 * 可见管理员集合取交集，HTTP 参数不能扩大当前账号的数据范围。
 */
class FirstVisitConversionLogic
{
    private const ASSISTANT_ROLE_ID = 2;

    /** @return array<string,mixed> */
    public static function overview(array $params, int $adminId, array $adminInfo): array
    {
        [$startDate, $endDate, $timeType, $timeLabel] = self::resolveTimeRange((string) ($params['time_type'] ?? 'today'));
        $baseVisibleAdminIds = DataScopeService::getVisibleAdminIds($adminId, $adminInfo);
        $allowedDeptSet = DataScopeService::getAllowedDeptIdSet($adminId, $adminInfo);
        $scopeValue = DataScopeService::getEffectiveScope($adminInfo);
        $selectedDeptId = max(0, (int) ($params['dept_id'] ?? 0));
        $selectedAssistantId = max(0, (int) ($params['assistant_id'] ?? 0));
        $selectedMediaChannelCode = MediaChannelService::normalizeStatsCode(
            trim((string) ($params['media_channel_code'] ?? ''))
        );
        $selectedMediaChannel = $selectedMediaChannelCode !== ''
            ? MediaChannelService::getChannelByCode($selectedMediaChannelCode)
            : null;

        $deptSelectionValid = $selectedDeptId <= 0
            || $allowedDeptSet === null
            || isset($allowedDeptSet[$selectedDeptId]);
        $selectedDeptIds = [];
        if ($selectedDeptId > 0 && $deptSelectionValid) {
            $selectedDeptIds = array_values(array_unique(array_filter(array_map(
                'intval',
                DeptLogic::getSelfAndDescendantIds($selectedDeptId)
            ), static fn (int $id): bool => $id > 0)));
            if ($allowedDeptSet !== null) {
                $selectedDeptIds = array_values(array_filter(
                    $selectedDeptIds,
                    static fn (int $id): bool => isset($allowedDeptSet[$id])
                ));
            }
        }

        $effectiveAdminIds = $deptSelectionValid ? $baseVisibleAdminIds : [];
        if ($selectedDeptId > 0 && $deptSelectionValid) {
            $deptAdminIds = $selectedDeptIds === []
                ? []
                : self::normalizeIds(AdminDept::whereIn('dept_id', $selectedDeptIds)->column('admin_id'));
            $effectiveAdminIds = self::intersectVisibleIds($effectiveAdminIds, $deptAdminIds);
        }

        if ($selectedAssistantId > 0) {
            $assistantValid = self::isActiveAssistant($selectedAssistantId)
                && ($effectiveAdminIds === null || in_array($selectedAssistantId, $effectiveAdminIds, true));
            $effectiveAdminIds = $assistantValid ? [$selectedAssistantId] : [];
        }
        $costAllocationAdminIds = self::costAllocationAdminIds(
            $effectiveAdminIds,
            $scopeValue === DataScopeService::SCOPE_SELF || $selectedAssistantId > 0
        );

        $conversionParams = [
            'dimension' => 'dept',
            'time_type' => 'custom',
            'start_date' => $startDate,
            'end_date' => $endDate,
            'include_filters' => 1,
            'include_members' => 0,
            'exclude_cancelled_appointments' => 1,
            'order_metric_mode' => 'performance',
            'page_no' => 1,
            'page_size' => 100,
        ];
        if ($selectedDeptId > 0 && $deptSelectionValid) {
            $conversionParams['dept_id'] = $selectedDeptId;
        }
        if ($selectedMediaChannelCode !== '') {
            $conversionParams['media_channel_code'] = $selectedMediaChannelCode;
        }

        $conversion = ConversionLogic::overview(
            $conversionParams,
            $adminId,
            $adminInfo,
            $effectiveAdminIds,
            $costAllocationAdminIds
        );
        $rows = is_array($conversion['lists'] ?? null) ? $conversion['lists'] : [];
        $rowAllowedDeptIds = self::visibleRowDeptIds($effectiveAdminIds);
        if ($rowAllowedDeptIds !== null) {
            $rows = self::filterDeptRows($rows, array_fill_keys($rowAllowedDeptIds, true));
        }

        $rowDeptIdSet = [];
        self::collectRowDeptIds($rows, $rowDeptIdSet);
        $openDirect = self::loadOpenCountByDept(
            $startDate,
            $endDate,
            $effectiveAdminIds,
            array_fill_keys(array_keys($rowDeptIdSet), true),
            self::personalYejiMediaSources($selectedMediaChannelCode, $selectedMediaChannel)
        );
        self::applyOpenCounts($rows, $openDirect);

        $summary = is_array($conversion['summary'] ?? null) ? $conversion['summary'] : [];
        $summary['total_open_count'] = array_sum($openDirect);
        $summary['total_open_rate'] = self::percent(
            (int) $summary['total_open_count'],
            (int) ($summary['add_fans_count'] ?? 0)
        );
        $summary['open_appointment_rate'] = self::percent(
            (int) ($summary['paid_appointment_count'] ?? 0),
            (int) $summary['total_open_count']
        );
        $summary['open_receive_rate'] = self::percent(
            (int) ($summary['completed_order_count'] ?? 0),
            (int) $summary['total_open_count']
        );

        $rankingRows = self::rankingRows($rows);
        // 目前只维护了部门月度目标；本人范围或筛选单个员工时不能拿整个部门目标冒充个人目标。
        $targetDeptIds = ($scopeValue === DataScopeService::SCOPE_SELF || $selectedAssistantId > 0)
            ? []
            : self::resolveTargetDeptIds($allowedDeptSet, $selectedDeptIds, $selectedDeptId);
        $target = self::buildTargetProgress((int) date('Y'), $effectiveAdminIds, $targetDeptIds);

        $selectedDeptName = $selectedDeptId > 0
            ? (string) (Db::name('dept')->where('id', $selectedDeptId)->whereNull('delete_time')->value('name') ?? '')
            : '';
        $selectedAssistantName = $selectedAssistantId > 0
            ? (string) (Admin::where('id', $selectedAssistantId)->whereNull('delete_time')->value('name') ?? '')
            : '';
        $selectedMediaChannelName = $selectedMediaChannelCode !== ''
            ? (string) ($selectedMediaChannel['channel_name'] ?? $selectedMediaChannelCode)
            : '';
        $conversionFilters = is_array($conversion['extend']['filters'] ?? null)
            ? $conversion['extend']['filters']
            : [];

        return [
            'meta' => [
                'time_type' => $timeType,
                'time_label' => $timeLabel,
                'start_date' => $startDate,
                'end_date' => $endDate,
                'generated_at' => date('Y-m-d H:i:s'),
                'scope_value' => $scopeValue,
                'scope_label' => DataScopeService::scopeLabel($scopeValue),
                'selected_dept_name' => $selectedDeptName,
                'selected_assistant_name' => $selectedAssistantName,
                'selected_media_channel_code' => $selectedMediaChannelCode,
                'selected_media_channel_name' => $selectedMediaChannelName,
                'open_count_source' => $selectedMediaChannelCode === ''
                    ? '个人业绩录入'
                    : '个人业绩录入（按渠道名称匹配）',
                'appointment_rule' => '按预约日期统计，归属优先挂号医助、再回退诊单医助；仅含已预约、已完成和已过号',
                'performance_rule' => '按业务订单创建时间和创建人统计，排除取消、拒收、退款及已发生退款的订单',
            ],
            'filters' => [
                'departments' => DeptLogic::getAllDataScoped($adminId, $adminInfo),
                'assistants' => self::assistantOptions($baseVisibleAdminIds, $selectedDeptIds, $selectedDeptId),
                'media_channels' => is_array($conversionFilters['media_channels'] ?? null)
                    ? $conversionFilters['media_channels']
                    : [],
            ],
            'summary' => $summary,
            'rankings' => [
                'orders' => self::topRows($rankingRows, 'completed_order_count'),
                'amounts' => self::topRows($rankingRows, 'completed_order_amount'),
            ],
            'rows' => $rows,
            'target' => $target,
        ];
    }

    /** @return array{0:string,1:string,2:string,3:string} */
    private static function resolveTimeRange(string $timeType): array
    {
        $today = date('Y-m-d');
        $timeType = in_array($timeType, ['today', 'yesterday', 'week', 'month', 'quarter', 'year'], true)
            ? $timeType
            : 'today';

        if ($timeType === 'yesterday') {
            $yesterday = date('Y-m-d', strtotime('-1 day'));

            return [$yesterday, $yesterday, $timeType, '昨天'];
        }
        if ($timeType === 'week') {
            return [date('Y-m-d', strtotime('monday this week')), $today, $timeType, '本周'];
        }
        if ($timeType === 'month') {
            return [date('Y-m-01'), $today, $timeType, '本月'];
        }
        if ($timeType === 'quarter') {
            $quarterMonth = ((int) floor(((int) date('n') - 1) / 3) * 3) + 1;

            return [date('Y-' . str_pad((string) $quarterMonth, 2, '0', STR_PAD_LEFT) . '-01'), $today, $timeType, '本季度'];
        }
        if ($timeType === 'year') {
            return [date('Y-01-01'), $today, $timeType, '本年'];
        }

        return [$today, $today, 'today', '今日'];
    }

    /** @param int[]|null $visibleIds @param int[] $candidateIds @return int[]|null */
    private static function intersectVisibleIds(?array $visibleIds, array $candidateIds): ?array
    {
        if ($visibleIds === null) {
            return $candidateIds;
        }

        return array_values(array_intersect($visibleIds, $candidateIds));
    }

    private static function isActiveAssistant(int $adminId): bool
    {
        if ($adminId <= 0) {
            return false;
        }

        return Db::name('admin')
            ->alias('a')
            ->join('admin_role ar', 'ar.admin_id = a.id')
            ->where('a.id', $adminId)
            ->where('ar.role_id', self::ASSISTANT_ROLE_ID)
            ->where('a.disable', 0)
            ->whereNull('a.delete_time')
            ->count() > 0;
    }

    /** @param int[]|null $visibleAdminIds @return int[]|null */
    private static function visibleRowDeptIds(?array $visibleAdminIds): ?array
    {
        if ($visibleAdminIds === null) {
            return null;
        }
        if ($visibleAdminIds === []) {
            return [];
        }

        return self::normalizeIds(AdminDept::whereIn('admin_id', $visibleAdminIds)->column('dept_id'));
    }

    /**
     * 个人指标仍只查本人；成本按本人所在部门全员的加粉占比分摊。
     *
     * @param int[]|null $effectiveAdminIds
     * @return int[]|null null 表示使用默认分摊范围
     */
    private static function costAllocationAdminIds(?array $effectiveAdminIds, bool $personalScope): ?array
    {
        if (!$personalScope) {
            return null;
        }
        if ($effectiveAdminIds === []) {
            return [];
        }
        $deptIds = self::visibleRowDeptIds($effectiveAdminIds);
        if ($deptIds === null || $deptIds === []) {
            return $effectiveAdminIds ?? [];
        }

        $ids = self::normalizeIds(AdminDept::whereIn('dept_id', $deptIds)->column('admin_id'));

        return $ids !== [] ? $ids : ($effectiveAdminIds ?? []);
    }

    /** @param array<int,array<string,mixed>> $rows @param array<int,true> $allowedSet @return array<int,array<string,mixed>> */
    private static function filterDeptRows(array $rows, array $allowedSet): array
    {
        if ($allowedSet === []) {
            return [];
        }
        $out = [];
        foreach ($rows as $row) {
            if (!is_array($row)) {
                continue;
            }
            $children = self::filterDeptRows(is_array($row['children'] ?? null) ? $row['children'] : [], $allowedSet);
            $id = (int) ($row['id'] ?? 0);
            if (isset($allowedSet[$id])) {
                $row['children'] = $children;
                if ($children === []) {
                    unset($row['children']);
                }
                $out[] = $row;
                continue;
            }
            foreach ($children as $child) {
                $out[] = $child;
            }
        }

        return $out;
    }

    /** @param array<int,array<string,mixed>> $rows @param array<int,true> $set */
    private static function collectRowDeptIds(array $rows, array &$set): void
    {
        foreach ($rows as $row) {
            $id = (int) ($row['id'] ?? 0);
            if ($id !== 0) {
                $set[$id] = true;
            }
            self::collectRowDeptIds(is_array($row['children'] ?? null) ? $row['children'] : [], $set);
        }
    }

    /**
     * @param int[]|null $effectiveAdminIds
     * @param array<int,true> $rowDeptSet
     * @param string[]|null $mediaSources null=全部渠道；空数组=所选渠道没有可匹配的手工来源
     * @return array<int,int>
     */
    private static function loadOpenCountByDept(
        string $startDate,
        string $endDate,
        ?array $effectiveAdminIds,
        array $rowDeptSet,
        ?array $mediaSources = null
    ): array
    {
        if ($effectiveAdminIds === [] || $rowDeptSet === [] || $mediaSources === []) {
            return [];
        }
        $query = PersonalYeji::whereBetween('yeji_date', [$startDate, $endDate]);
        if ($effectiveAdminIds !== null) {
            $query->whereIn('creator_id', $effectiveAdminIds);
        }
        if ($mediaSources !== null) {
            $query->whereIn('media_source', $mediaSources);
        }
        $rows = $query
            ->fieldRaw('creator_id, SUM(total_open_count) AS open_count')
            ->group('creator_id')
            ->select()
            ->toArray();
        if ($rows === []) {
            return [];
        }

        $creatorIds = self::normalizeIds(array_column($rows, 'creator_id'));
        $deptRows = $creatorIds === [] ? [] : AdminDept::whereIn('admin_id', $creatorIds)
            ->field('admin_id, dept_id')
            ->order('admin_id', 'asc')
            ->order('dept_id', 'asc')
            ->select()
            ->toArray();
        $adminDeptMap = [];
        foreach ($deptRows as $deptRow) {
            $adminDeptMap[(int) $deptRow['admin_id']][] = (int) $deptRow['dept_id'];
        }
        $deptMetaRows = Db::name('dept')
            ->whereNull('delete_time')
            ->field('id, pid, sort')
            ->select()
            ->toArray();
        $deptMeta = [];
        foreach ($deptMetaRows as $deptMetaRow) {
            $deptId = (int) ($deptMetaRow['id'] ?? 0);
            if ($deptId > 0) {
                $deptMeta[$deptId] = [
                    'pid' => (int) ($deptMetaRow['pid'] ?? 0),
                    'sort' => (int) ($deptMetaRow['sort'] ?? 0),
                ];
            }
        }
        $depthCache = [];
        $depthOf = static function (int $deptId) use (&$depthOf, &$depthCache, $deptMeta): int {
            if ($deptId <= 0 || !isset($deptMeta[$deptId])) {
                return 0;
            }
            if (isset($depthCache[$deptId])) {
                return $depthCache[$deptId];
            }
            $parentId = (int) ($deptMeta[$deptId]['pid'] ?? 0);
            if ($parentId <= 0 || $parentId === $deptId || !isset($deptMeta[$parentId])) {
                return $depthCache[$deptId] = 0;
            }

            return $depthCache[$deptId] = $depthOf($parentId) + 1;
        };
        foreach ($adminDeptMap as &$deptIds) {
            usort($deptIds, static function (int $left, int $right) use ($depthOf, $deptMeta): int {
                $depthCompare = $depthOf($right) <=> $depthOf($left);
                if ($depthCompare !== 0) {
                    return $depthCompare;
                }
                $sortCompare = (int) ($deptMeta[$right]['sort'] ?? 0) <=> (int) ($deptMeta[$left]['sort'] ?? 0);
                if ($sortCompare !== 0) {
                    return $sortCompare;
                }

                return $left <=> $right;
            });
        }
        unset($deptIds);

        $direct = [];
        foreach ($rows as $row) {
            $adminId = (int) ($row['creator_id'] ?? 0);
            $targetDeptId = 0;
            foreach ($adminDeptMap[$adminId] ?? [] as $deptId) {
                if (isset($rowDeptSet[$deptId])) {
                    $targetDeptId = $deptId;
                    break;
                }
            }
            if ($targetDeptId === 0 && isset($rowDeptSet[-2])) {
                $targetDeptId = -2;
            }
            if ($targetDeptId !== 0) {
                $direct[$targetDeptId] = ($direct[$targetDeptId] ?? 0) + (int) ($row['open_count'] ?? 0);
            }
        }

        return $direct;
    }

    /** @param array<int,array<string,mixed>> $rows @param array<int,int> $direct */
    private static function applyOpenCounts(array &$rows, array $direct): int
    {
        $sum = 0;
        foreach ($rows as &$row) {
            $children = is_array($row['children'] ?? null) ? $row['children'] : [];
            $childTotal = self::applyOpenCounts($children, $direct);
            if ($children !== []) {
                $row['children'] = $children;
            }
            $count = (int) ($direct[(int) ($row['id'] ?? 0)] ?? 0) + $childTotal;
            $row['total_open_count'] = $count;
            $row['total_open_rate'] = self::percent($count, (int) ($row['add_fans_count'] ?? 0));
            $row['open_appointment_rate'] = self::percent(
                (int) ($row['paid_appointment_count'] ?? 0),
                $count
            );
            $row['open_receive_rate'] = self::percent((int) ($row['completed_order_count'] ?? 0), $count);
            $sum += (int) ($direct[(int) ($row['id'] ?? 0)] ?? 0) + $childTotal;
        }
        unset($row);

        return $sum;
    }

    /**
     * 手工开口按 personal_yeji.media_source 保存；渠道筛选时仅匹配该渠道自身的稳定标识和名称。
     * 不使用 source_group_name，避免同组多个渠道的开口数被重复计入每个渠道。
     *
     * @param array<string,mixed>|null $channel
     * @return string[]|null
     */
    private static function personalYejiMediaSources(string $channelCode, ?array $channel): ?array
    {
        if ($channelCode === '') {
            return null;
        }
        if ($channel === null) {
            return [];
        }

        return array_values(array_unique(array_filter(array_map(
            static fn ($value): string => trim((string) $value),
            [
                $channelCode,
                $channel['channel_name'] ?? '',
                $channel['source_tag_name'] ?? '',
            ]
        ), static fn (string $value): bool => $value !== '')));
    }

    /** @param array<int,array<string,mixed>> $rows @return array<int,array<string,mixed>> */
    private static function rankingRows(array $rows): array
    {
        // lists 里可能同时存在“未绑定/未分配部门”等虚拟根节点。它们会让顶层节点数量
        // 大于 1，导致原逻辑无法展开唯一的真实组织根节点，图表最终只显示医院汇总行。
        $visibleRows = array_values(array_filter($rows, static function (array $row): bool {
            return (int) ($row['id'] ?? 0) > 0 && !((bool) ($row['_virtual_bucket'] ?? false));
        }));

        // 每个可见顶层分支只展示同一层级：有权限看到下级时展示直属子部门；没有可见
        // 下级时保留当前部门。这样既能按角色/DataScope 展示子部门，也不会把父子汇总
        // 同时放进占比图造成重复计算。
        $chartRows = [];
        foreach ($visibleRows as $row) {
            $children = array_values(array_filter(
                is_array($row['children'] ?? null) ? $row['children'] : [],
                static fn (array $child): bool => (int) ($child['id'] ?? 0) > 0
                    && !((bool) ($child['_virtual_bucket'] ?? false))
            ));
            if ($children !== []) {
                foreach ($children as $child) {
                    $chartRows[] = $child;
                }
                continue;
            }
            $chartRows[] = $row;
        }

        return $chartRows;
    }

    /** @param array<int,array<string,mixed>> $rows @return array<int,array<string,mixed>> */
    private static function topRows(array $rows, string $metric): array
    {
        $rows = array_values(array_filter($rows, static fn (array $row): bool => (int) ($row['id'] ?? 0) > 0));
        usort($rows, static function (array $left, array $right) use ($metric): int {
            return (float) ($right[$metric] ?? 0) <=> (float) ($left[$metric] ?? 0);
        });

        return array_map(static fn (array $row): array => [
            'id' => (int) ($row['id'] ?? 0),
            'name' => (string) ($row['name'] ?? ''),
            'value' => round((float) ($row[$metric] ?? 0), 2),
        ], array_slice($rows, 0, 6));
    }

    /** @param int[]|null $baseVisibleAdminIds @param int[] $selectedDeptIds @return array<int,array{id:int,name:string}> */
    private static function assistantOptions(?array $baseVisibleAdminIds, array $selectedDeptIds, int $selectedDeptId): array
    {
        $query = Db::name('admin')
            ->alias('a')
            ->join('admin_role ar', 'ar.admin_id = a.id')
            ->where('ar.role_id', self::ASSISTANT_ROLE_ID)
            ->where('a.disable', 0)
            ->whereNull('a.delete_time');
        if ($baseVisibleAdminIds !== null) {
            if ($baseVisibleAdminIds === []) {
                return [];
            }
            $query->whereIn('a.id', $baseVisibleAdminIds);
        }
        if ($selectedDeptId > 0) {
            if ($selectedDeptIds === []) {
                return [];
            }
            $query->join('admin_dept ad', 'ad.admin_id = a.id')->whereIn('ad.dept_id', $selectedDeptIds);
        }

        return $query->field('a.id, a.name')->distinct(true)->order('a.name', 'asc')->select()->toArray();
    }

    /** @param array<int,true>|null $allowedDeptSet @param int[] $selectedDeptIds @return int[]|null */
    private static function resolveTargetDeptIds(?array $allowedDeptSet, array $selectedDeptIds, int $selectedDeptId): ?array
    {
        if ($selectedDeptId > 0) {
            return $selectedDeptIds;
        }
        if ($allowedDeptSet === null) {
            return null;
        }

        return array_map('intval', array_keys($allowedDeptSet));
    }

    /** @param int[]|null $effectiveAdminIds @param int[]|null $targetDeptIds @return array<string,mixed> */
    private static function buildTargetProgress(int $year, ?array $effectiveAdminIds, ?array $targetDeptIds): array
    {
        $targetQuery = Db::name('dept_performance_target')->whereLike('year_month', $year . '-%');
        if ($targetDeptIds !== null) {
            if ($targetDeptIds === []) {
                $targetRows = [];
            } else {
                $targetRows = $targetQuery->whereIn('dept_id', $targetDeptIds)
                    ->fieldRaw('`year_month`, SUM(`target_amount`) AS target_amount, COUNT(DISTINCT `dept_id`) AS dept_count')
                    ->group('`year_month`')
                    ->select()
                    ->toArray();
            }
        } else {
            $targetRows = $targetQuery
                ->fieldRaw('`year_month`, SUM(`target_amount`) AS target_amount, COUNT(DISTINCT `dept_id`) AS dept_count')
                ->group('`year_month`')
                ->select()
                ->toArray();
        }

        $actualRows = [];
        if ($effectiveAdminIds !== []) {
            $actualQuery = Db::name('tcm_prescription_order')
                ->alias('po')
                ->whereNull('po.delete_time')
                ->where('po.create_time', 'between', [
                    strtotime($year . '-01-01 00:00:00'),
                    strtotime($year . '-12-31 23:59:59'),
                ]);
            YejiStatsLogic::applyPrescriptionOrderEffectiveAmountQuery($actualQuery, 'po');
            if ($effectiveAdminIds !== null) {
                $actualQuery->whereIn('po.creator_id', $effectiveAdminIds);
            }
            $actualRows = $actualQuery
                ->fieldRaw("DATE_FORMAT(FROM_UNIXTIME(po.create_time), '%m') AS month_no, SUM(po.amount) AS actual_amount")
                ->group('month_no')
                ->select()
                ->toArray();
        }

        $targets = array_fill(1, 12, 0.0);
        $actuals = array_fill(1, 12, 0.0);
        $deptCountSet = [];
        foreach ($targetRows as $row) {
            $month = (int) substr((string) ($row['year_month'] ?? ''), 5, 2);
            if ($month >= 1 && $month <= 12) {
                $targets[$month] = round((float) ($row['target_amount'] ?? 0), 2);
                $deptCountSet[$month] = (int) ($row['dept_count'] ?? 0);
            }
        }
        foreach ($actualRows as $row) {
            $month = (int) ($row['month_no'] ?? 0);
            if ($month >= 1 && $month <= 12) {
                $actuals[$month] = round((float) ($row['actual_amount'] ?? 0), 2);
            }
        }

        $targetCumulative = [];
        $actualCumulative = [];
        $targetRunning = 0.0;
        $actualRunning = 0.0;
        for ($month = 1; $month <= 12; $month++) {
            $targetRunning = round($targetRunning + $targets[$month], 2);
            $actualRunning = round($actualRunning + $actuals[$month], 2);
            $targetCumulative[] = $targetRunning;
            $actualCumulative[] = $actualRunning;
        }
        $currentMonth = (int) date('n');

        return [
            'year' => $year,
            'target_amount' => $targetRunning,
            'actual_amount' => $actualRunning,
            'completion_rate' => $targetRunning > 0 ? round($actualRunning / $targetRunning * 100, 2) : null,
            'current_month_target' => $targets[$currentMonth],
            'current_month_actual' => $actuals[$currentMonth],
            'current_month_rate' => $targets[$currentMonth] > 0
                ? round($actuals[$currentMonth] / $targets[$currentMonth] * 100, 2)
                : null,
            'department_count' => max($deptCountSet ?: [0]),
            'months' => array_map(static fn (int $month): string => str_pad((string) $month, 2, '0', STR_PAD_LEFT) . '月', range(1, 12)),
            'target_cumulative' => $targetCumulative,
            'actual_cumulative' => $actualCumulative,
        ];
    }

    /** @param array<int|string,mixed> $ids @return int[] */
    private static function normalizeIds(array $ids): array
    {
        return array_values(array_unique(array_filter(array_map('intval', $ids), static fn (int $id): bool => $id > 0)));
    }

    private static function percent(int $numerator, int $denominator): float
    {
        return $denominator > 0 ? round($numerator / $denominator * 100, 2) : 0.0;
    }
}