{{--
    文件功能：后台职务管理页面
    按部门分组展示所有职务，支持新增/编辑/删除职务
    编辑时可通过多选框配置该职务可任命的目标职务列表（任命白名单）

    @author   ChatRoom Laravel
    @version  1.0.0
--}}

@extends('admin.layouts.app')

@section('title', '职务管理')

@section('content')
    <div x-data="{
        showForm: false,
        editing: null,
        selectedIds: [],
        form: {
            department_id: '',
            name: '',
            icon: '🎖️',
            rank: 50,
            level: 60,
            max_persons: 1,
            max_reward: '',
            daily_reward_limit: '',
            recipient_daily_limit: '',
            sort_order: 0
        },
    
        openCreate() {
            this.editing = null;
            this.selectedIds = [];
            this.form = { department_id: '', name: '', icon: '🎖️', rank: 50, level: 60, max_persons: 1, max_reward: '', daily_reward_limit: '', recipient_daily_limit: '', sort_order: 0 };
            this.showForm = true;
        },
        openEdit(pos, appointableIds) {
            this.editing = pos;
            this.selectedIds = appointableIds;
            this.form = {
                department_id: pos.department_id,
                name: pos.name,
                icon: pos.icon || '',
                rank: pos.rank,
                level: pos.level,
                max_persons: pos.max_persons ?? '',
                max_reward: pos.max_reward !== null && pos.max_reward !== undefined ? pos.max_reward : '',
                daily_reward_limit: pos.daily_reward_limit !== null && pos.daily_reward_limit !== undefined ? pos.daily_reward_limit : '',
                recipient_daily_limit: pos.recipient_daily_limit !== null && pos.recipient_daily_limit !== undefined ? pos.recipient_daily_limit : '',
                sort_order: pos.sort_order,
            };
            this.showForm = true;
        },
        toggleId(id) {
            if (this.selectedIds.includes(id)) {
                this.selectedIds = this.selectedIds.filter(i => i !== id);
            } else {
                this.selectedIds.push(id);
            }
        },
        isSelected(id) {
            return this.selectedIds.includes(id);
        }
    }">

        {{-- 头部 --}}
        <div class="flex justify-between items-center mb-6">
            <div>
                <h2 class="text-lg font-bold text-gray-800">职务管理</h2>
                <p class="text-sm text-gray-500">管理各部门职务，配置等级、图标、人数上限和任命权限</p>
            </div>
            <div class="flex space-x-2">
                <a href="{{ route('admin.departments.index') }}"
                    style="background-color:#e5e7eb;color:#374151;padding:0.5rem 1rem;border-radius:0.5rem;font-weight:700;font-size:0.875rem;display:inline-flex;align-items:center;text-decoration:none;"
                    onmouseover="this.style.backgroundColor='#d1d5db'" onmouseout="this.style.backgroundColor='#e5e7eb'">
                    ← 部门管理
                </a>
                <a href="{{ route('admin.appointments.index') }}"
                    style="background-color:#f97316;color:#fff;padding:0.5rem 1rem;border-radius:0.5rem;font-weight:700;font-size:0.875rem;display:inline-flex;align-items:center;text-decoration:none;box-shadow:0 1px 2px rgba(0,0,0,.1);"
                    onmouseover="this.style.backgroundColor='#ea580c'" onmouseout="this.style.backgroundColor='#f97316'">
                    🎖️ 任命管理 →
                </a>
                @if (Auth::id() === 1)
                    <button @click="openCreate()"
                        style="background-color:#4f46e5;color:#fff;padding:0.5rem 1.25rem;border-radius:0.5rem;font-weight:700;border:none;cursor:pointer;box-shadow:0 1px 2px rgba(0,0,0,.1);"
                        onmouseover="this.style.backgroundColor='#4338ca'"
                        onmouseout="this.style.backgroundColor='#4f46e5'">
                        + 新增职务
                    </button>
                @endif
            </div>
        </div>

        @if (session('success'))
            <div class="mb-4 px-4 py-3 bg-green-50 border border-green-200 text-green-700 rounded-lg text-sm">
                {{ session('success') }}</div>
        @endif
        @if (session('error'))
            <div class="mb-4 px-4 py-3 bg-red-50 border border-red-200 text-red-700 rounded-lg text-sm">
                {{ session('error') }}</div>
        @endif

        {{-- 全局奖励接收上限配置卡片（失焦/回车自动保存） --}}
        <div class="mb-6 bg-amber-50 border border-amber-200 rounded-xl p-5" x-data="{
            val: {{ $globalRecipientDailyMax }},
            saving: false,
            saved: false,
            error: '',
            async save() {
                if (this.saving) return;
                this.saving = true;
                this.saved = false;
                this.error = '';
                try {
                    const res = await fetch('{{ route('admin.positions.reward_config') }}', {
                        method: 'POST',
                        headers: {
                            'Content-Type': 'application/json',
                            'X-CSRF-TOKEN': document.querySelector('meta[name=csrf-token]')?.content ||
                                '{{ csrf_token() }}',
                            'Accept': 'application/json',
                        },
                        body: JSON.stringify({ reward_recipient_daily_max: this.val }),
                    });
                    if (res.ok) {
                        this.saved = true;
                        setTimeout(() => this.saved = false, 3000);
                    } else {
                        const d = await res.json().catch(() => ({}));
                        this.error = d.message || '保存失败';
                    }
                } catch {
                    this.error = '网络异常';
                }
                this.saving = false;
            }
        }">
            <div class="flex items-center gap-6 flex-wrap">
                <div class="flex-1 min-w-0">
                    <h3 class="text-sm font-bold text-amber-800 mb-1">💰 全局奖励接收上限</h3>
                    <p class="text-xs text-amber-700 leading-relaxed">
                        每位用户单日内可从<b>所有职务持有者</b>处累计接收奖励金币的最高次数。
                        设为 <code class="bg-amber-100 px-1 rounded">0</code> 表示不限制。
                    </p>
                </div>
                <div class="flex items-center gap-2 shrink-0">
                    <label class="text-xs text-amber-700 font-bold whitespace-nowrap">每日上限：</label>
                    <input type="number" x-model.number="val" min="0" max="9999" @blur="save()"
                        @keydown.enter.prevent="save()"
                        class="w-20 h-8 px-2 text-sm border border-amber-300 rounded-md bg-white text-amber-900
                               focus:outline-none focus:ring-2 focus:ring-amber-400 text-center">
                    <span class="text-xs text-amber-600 whitespace-nowrap">次（0=不限）</span>
                    {{-- 状态反馈 --}}
                    <span x-show="saving" class="text-xs text-amber-500 whitespace-nowrap">保存中…</span>
                    <span x-show="saved" class="text-xs text-green-600 font-bold whitespace-nowrap">✓ 已保存</span>
                    <span x-show="error" x-text="error" class="text-xs text-red-500 whitespace-nowrap"></span>
                </div>
            </div>
        </div>

        {{-- 按部门分组展示职务 --}}
        @foreach ($departments as $dept)
            <div class="mb-8">
                <div class="flex items-center space-x-3 mb-3">
                    <div class="w-3 h-3 rounded-full" style="background-color: {{ $dept->color }}"></div>
                    <h3 class="font-bold text-base" style="color: {{ $dept->color }}">{{ $dept->name }}</h3>
                    <span class="text-xs text-gray-400">位阶 {{ $dept->rank }}</span>
                </div>

                <div class="bg-white rounded-xl shadow-sm border overflow-hidden">
                    <table class="w-full text-sm">
                        <thead class="bg-gray-50 text-gray-600 text-xs">
                            <tr>
                                <th class="px-4 py-3 text-left">图标</th>
                                <th class="px-4 py-3 text-left">职务名</th>
                                <th class="px-4 py-3 text-center">位阶</th>
                                <th class="px-4 py-3 text-center">等级</th>
                                <th class="px-4 py-3 text-center">人数上限</th>
                                <th class="px-4 py-3 text-center">当前在职</th>
                                <th class="px-4 py-3 text-center">单次上限</th>
                                <th class="px-4 py-3 text-center">单日上限</th>
                                <th class="px-4 py-3 text-center">任命权</th>
                                @php $superLvl = (int) \App\Models\Sysparam::getValue('superlevel', '100'); @endphp
                                @if (Auth::user()->user_level >= $superLvl)
                                    <th class="px-4 py-3 text-right">操作</th>
                                @endif
                            </tr>
                        </thead>
                        <tbody class="divide-y divide-gray-100">
                            @forelse ($dept->positions as $pos)
                                @php $appointableIds = $pos->appointablePositions->pluck('id')->toArray(); @endphp
                                <tr class="hover:bg-gray-50 transition">
                                    <td class="px-4 py-3 text-xl">{{ $pos->icon }}</td>
                                    <td class="px-4 py-3 font-bold">{{ $pos->name }}</td>
                                    <td class="px-4 py-3 text-center">
                                        <span
                                            class="text-xs bg-indigo-100 text-indigo-700 px-2 py-0.5 rounded font-mono">{{ $pos->rank }}</span>
                                    </td>
                                    <td class="px-4 py-3 text-center">
                                        <span
                                            class="text-xs bg-orange-100 text-orange-700 px-2 py-0.5 rounded font-mono">Lv.{{ $pos->level }}</span>
                                    </td>
                                    {{-- 人数上限：内联编辑 --}}
                                    <td class="px-2 py-3 text-center" x-data="inlinePatch({{ $pos->id }}, 'max_persons', {{ $pos->max_persons ?? 'null' }})">
                                        <input type="number" x-model.number="val" min="1" max="9999"
                                            @blur="save()" @keydown.enter.prevent="$el.blur()" placeholder="不限"
                                            class="w-16 text-center text-xs border-0 border-b border-dashed border-gray-300
                                                   bg-transparent focus:outline-none focus:border-indigo-400
                                                   text-gray-600 py-0.5">
                                        <span x-show="saved" class="block text-green-500 text-xs leading-none">✓</span>
                                        <span x-show="error" x-text="error"
                                            class="block text-red-400 text-xs leading-none"></span>
                                    </td>
                                    <td class="px-4 py-3 text-center">
                                        <span
                                            class="{{ $pos->active_user_positions_count >= ($pos->max_persons ?? 999) ? 'text-red-600 font-bold' : 'text-indigo-600' }}">
                                            {{ $pos->active_user_positions_count }}&nbsp;人
                                        </span>
                                    </td>
                                    {{-- 单次奖励上限：内联编辑 --}}
                                    <td class="px-2 py-3 text-center" x-data="inlinePatch({{ $pos->id }}, 'max_reward', {{ $pos->max_reward ?? 'null' }})">
                                        <input type="number" x-model.number="val" min="0" max="999999"
                                            @blur="save()" @keydown.enter.prevent="$el.blur()" placeholder="不限"
                                            class="w-16 text-center text-xs border-0 border-b border-dashed border-gray-300
                                                   bg-transparent focus:outline-none focus:border-amber-400
                                                   text-amber-700 py-0.5">
                                        <span x-show="saved" class="block text-green-500 text-xs leading-none">✓</span>
                                        <span x-show="error" x-text="error"
                                            class="block text-red-400 text-xs leading-none"></span>
                                    </td>
                                    {{-- 单日发放总上限：内联编辑 --}}
                                    <td class="px-2 py-3 text-center" x-data="inlinePatch({{ $pos->id }}, 'daily_reward_limit', {{ $pos->daily_reward_limit ?? 'null' }})">
                                        <input type="number" x-model.number="val" min="0" max="999999"
                                            @blur="save()" @keydown.enter.prevent="$el.blur()" placeholder="不限"
                                            class="w-16 text-center text-xs border-0 border-b border-dashed border-gray-300
                                                   bg-transparent focus:outline-none focus:border-indigo-400
                                                   text-indigo-700 py-0.5">
                                        <span x-show="saved" class="block text-green-500 text-xs leading-none">✓</span>
                                        <span x-show="error" x-text="error"
                                            class="block text-red-400 text-xs leading-none"></span>
                                    </td>
                                    <td class="px-4 py-3 text-center">
                                        @if (count($appointableIds) > 0)
                                            <span
                                                class="text-xs bg-green-100 text-green-700 px-2 py-0.5 rounded">{{ count($appointableIds) }}
                                                个职务</span>
                                        @else
                                            <span class="text-xs text-gray-400">无</span>
                                        @endif
                                    </td>
                                    <td class="px-4 py-3 text-right space-x-1">
                                        @php $superLvl = (int) \App\Models\Sysparam::getValue('superlevel', '100'); @endphp
                                        @if (Auth::user()->user_level >= $superLvl)
                                            <button
                                                @click="openEdit({
                                                id: {{ $pos->id }},
                                                department_id: {{ $pos->department_id }},
                                                name: '{{ addslashes($pos->name) }}',
                                                icon: '{{ $pos->icon }}',
                                                rank: {{ $pos->rank }},
                                                level: {{ $pos->level }},
                                                max_persons: {{ $pos->max_persons ?? 'null' }},
                                                max_reward: {{ $pos->max_reward ?? 'null' }},
                                                daily_reward_limit: {{ $pos->daily_reward_limit ?? 'null' }},
                                                recipient_daily_limit: {{ $pos->recipient_daily_limit ?? 'null' }},
                                                sort_order: {{ $pos->sort_order }},
                                                requestUrl: '{{ route('admin.positions.update', $pos->id) }}'
                                            }, {{ json_encode($appointableIds) }})"
                                                class="text-xs bg-indigo-50 text-indigo-600 font-bold px-2 py-1 rounded hover:bg-indigo-600 hover:text-white transition">
                                                编辑
                                            </button>
                                        @endif
                                        @if (Auth::id() === 1)
                                            <form action="{{ route('admin.positions.destroy', $pos->id) }}"
                                                method="POST" class="inline"
                                                onsubmit="return confirm('确定删除职务【{{ $pos->name }}】？')">
                                                @csrf @method('DELETE')
                                                <button type="submit"
                                                    class="text-xs bg-red-50 text-red-600 font-bold px-2 py-1 rounded hover:bg-red-600 hover:text-white transition">
                                                    删除
                                                </button>
                                            </form>
                                        @endif
                                    </td>
                                </tr>
                            @empty
                                <tr>
                                    <td colspan="9" class="px-4 py-6 text-center text-gray-400">该部门暂无职务</td>
                                </tr>
                            @endforelse
                        </tbody>
                    </table>
                </div>
            </div>
        @endforeach

        {{-- 新增/编辑弹窗 --}}
        <div x-show="showForm" style="display: none;"
            class="fixed inset-0 z-50 bg-black/60 flex items-center justify-center p-4">
            <div @click.away="showForm = false"
                class="bg-white rounded-xl shadow-2xl w-full max-w-2xl max-h-[92vh] overflow-y-auto" x-transition>
                <div
                    class="bg-indigo-900 px-6 py-4 flex justify-between items-center rounded-t-xl text-white sticky top-0">
                    <h3 class="font-bold text-lg" x-text="editing ? '编辑职务：' + editing.name : '新增职务'"></h3>
                    <button @click="showForm = false" class="text-gray-400 hover:text-white text-xl">&times;</button>
                </div>
                <div class="p-6">
                    <form :action="editing ? editing.requestUrl : '{{ route('admin.positions.store') }}'" method="POST">
                        @csrf
                        <template x-if="editing"><input type="hidden" name="_method" value="PUT"></template>

                        <div class="grid grid-cols-2 gap-4 mb-4">
                            <div class="col-span-2">
                                <label class="block text-xs font-bold text-gray-600 mb-1">所属部门</label>
                                <select name="department_id" x-model="form.department_id" required
                                    class="w-full border rounded-md p-2 text-sm">
                                    <option value="">-- 请选择部门 --</option>
                                    @foreach ($departments as $dept)
                                        <option value="{{ $dept->id }}">{{ $dept->name }}</option>
                                    @endforeach
                                </select>
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">职务名称</label>
                                <input type="text" name="name" x-model="form.name" required maxlength="50"
                                    class="w-full border rounded-md p-2 text-sm">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">图标（Emoji）</label>
                                <input type="text" name="icon" x-model="form.icon" maxlength="10"
                                    class="w-full border rounded-md p-2 text-sm">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">位阶（0~99，跨全局排序）</label>
                                <input type="number" name="rank" x-model="form.rank" required min="0"
                                    max="99" class="w-full border rounded-md p-2 text-sm">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">等级（user_level，1~100）</label>
                                <input type="number" name="level" x-model="form.level" required min="1"
                                    max="100" class="w-full border rounded-md p-2 text-sm">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">人数上限（空=不限）</label>
                                <input type="number" name="max_persons" x-model="form.max_persons" min="1"
                                    class="w-full border rounded-md p-2 text-sm" placeholder="留空不限">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">单次奖励上限（空=不限）</label>
                                <input type="number" name="max_reward" x-model="form.max_reward" min="0"
                                    class="w-full border rounded-md p-2 text-sm" placeholder="每次最多可发放金币数">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">单日发放总上限（空=不限）</label>
                                <input type="number" name="daily_reward_limit" x-model="form.daily_reward_limit"
                                    min="0" class="w-full border rounded-md p-2 text-sm"
                                    placeholder="操作人每日总计可发金币">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">同人每日次数上限（空=不限）</label>
                                <input type="number" name="recipient_daily_limit" x-model="form.recipient_daily_limit"
                                    min="0" class="w-full border rounded-md p-2 text-sm"
                                    placeholder="同一接收者每天最多收几次">
                            </div>
                            <div>
                                <label class="block text-xs font-bold text-gray-600 mb-1">排序</label>
                                <input type="number" name="sort_order" x-model="form.sort_order" required
                                    min="0" class="w-full border rounded-md p-2 text-sm">
                            </div>
                        </div>

                        {{-- 任命白名单多选 --}}
                        <div class="border rounded-lg p-4 bg-gray-50">
                            <h4 class="text-xs font-bold text-gray-700 mb-2">
                                任命权限白名单
                                <span class="font-normal text-gray-400 ml-1">（勾选后此职务持有者可将用户任命到以下职务；不勾选则该职务无任命权）</span>
                            </h4>
                            <div class="grid grid-cols-2 gap-1 max-h-52 overflow-y-auto">
                                @foreach ($allPositions as $ap)
                                    <label
                                        class="flex items-center space-x-2 cursor-pointer hover:bg-white rounded p-1.5 text-sm"
                                        :class="isSelected({{ $ap->id }}) ? 'bg-indigo-50 text-indigo-700 font-bold' :
                                            'text-gray-700'">
                                        <input type="checkbox" name="appointable_ids[]" value="{{ $ap->id }}"
                                            :checked="isSelected({{ $ap->id }})"
                                            @change="toggleId({{ $ap->id }})" class="rounded text-indigo-600">
                                        <span>{{ $ap->department->name }}·{{ $ap->name }}</span>
                                    </label>
                                @endforeach
                            </div>
                        </div>

                        <div class="flex justify-end space-x-3 pt-4 mt-4 border-t">
                            <button type="button" @click="showForm = false"
                                class="px-4 py-2 border rounded font-medium text-gray-600 hover:bg-gray-50">取消</button>
                            <button type="submit"
                                class="px-4 py-2 bg-indigo-600 text-white rounded font-bold hover:bg-indigo-700 shadow-sm"
                                x-text="editing ? '保存修改' : '创建职务'"></button>
                        </div>
                    </form>
                </div>
            </div>
        </div>

        {{-- inlinePatch：职务列表内联编辑 Alpine 工厂函数（失焦/回车自动 PATCH 保存） --}}
        <script>
            function inlinePatch(positionId, field, initial) {
                return {
                    val: initial, // null = 显示为空（placeholder "不限"）
                    saving: false,
                    saved: false,
                    error: '',

                    async save() {
                        if (this.saving) return;
                        this.saving = true;
                        this.saved = false;
                        this.error = '';
                        try {
                            const body = {};
                            // 空字符串/null → 发 null（=不限）
                            body[field] = (this.val === '' || this.val === null) ? null : Number(this.val);

                            const res = await fetch(`/admin/positions/${positionId}/patch`, {
                                method: 'PATCH',
                                headers: {
                                    'Content-Type': 'application/json',
                                    'X-CSRF-TOKEN': document.querySelector('meta[name=csrf-token]')?.content || '',
                                    'Accept': 'application/json',
                                },
                                body: JSON.stringify(body),
                            });
                            if (res.ok) {
                                this.saved = true;
                                setTimeout(() => this.saved = false, 2000);
                            } else {
                                const d = await res.json().catch(() => ({}));
                                this.error = d.message || '保存失败';
                                setTimeout(() => this.error = '', 3000);
                            }
                        } catch {
                            this.error = '网络异常';
                            setTimeout(() => this.error = '', 3000);
                        }
                        this.saving = false;
                    }
                };
            }
        </script>
    </div>
@endsection