@page "/setting/nozzlesetting"
@using EasyTemplate.Service
@using EasyTemplate.Tool.Entity.App
@inject NozzleService nozzleService

@inject IJSRuntime JSRuntime
@inject NavigationManager navigationManager


<h3>油枪管理</h3>

<div class="row mb-3">
    <div class="col-md-6">
        <button class="btn btn-primary" @onclick="ShowCreateModal">添加油枪</button>
        <a class="btn btn-secondary ms-2" href="/setting/boardsetting">返回主板列表</a>
    </div>
    <div class="col-md-6">
        <div class="input-group">
            <span class="input-group-text">筛选主板ID</span>
            <select class="form-select" @bind="filterBoardId">
                <option value="">全部</option>
                @if (boards != null)
                {
                    @foreach (var board in boards)
                    {
                        <option value="@board.BoardId">@board.BoardId</option>
                    }
                }
            </select>
            <button class="btn btn-outline-secondary" @onclick="ApplyFilter">筛选</button>
            <button class="btn btn-outline-danger" @onclick="ClearFilter">清除</button>
        </div>
    </div>
</div>

<table class="table table-striped">
    <thead>
        <tr>
			<th>ID</th>
			<th>所属油机ID</th>
            <th>所属主板ID</th>
            <th>节点</th>
            <th>产品</th>
            <th>禁用状态</th>
            <th>MN码</th>
            <th>操作</th>
        </tr>
    </thead>
    <tbody>
        @if (filteredNozzles != null)
        {
            @foreach (var nozzle in filteredNozzles)
            {
                <tr>
					<td>@nozzle.NozzleId</td>
					<td>@GetEngineIdByBoardId(nozzle.BoardId)</td>
                    <td>@nozzle.BoardId</td>
                    <td>@nozzle.node</td>
                    <td>@nozzle.product</td>
                    <td>@(nozzle.disable ? "是" : "否")</td>
                    <td>@nozzle.mncode</td>
                    <td>
                        <button class="btn btn-sm btn-info me-1" @onclick="() => ShowEditModal(nozzle)">编辑</button>
                        <button class="btn btn-sm btn-danger" @onclick="() => DeleteNozzle(nozzle.NozzleId)">删除</button>
                    </td>
                </tr>
            }
        }
    </tbody>
</table>

<!-- 创建/编辑模态框 -->
<div class="modal @(showModal ? "show" : "")" tabindex="-1" style="display: @(showModal ? "block" : "none"); background-color: rgba(0,0,0,0.5);">
    <div class="modal-dialog">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">@modalTitle</h5>
                <button type="button" class="btn-close" @onclick="CloseModal"></button>
            </div>
			<div class="modal-body">
				<div class="mb-3">
					<label class="form-label">油枪号</label>
					<input type="number" class="form-control" @bind="currentNozzle.NozzleId" />
				</div>
                <div class="mb-3">
                    <label class="form-label">所属主板ID</label>
                    <select class="form-select" @bind="currentNozzle.BoardId">
                        <option value="">请选择主板</option>
                        @if (boards != null)
                        {
                            @foreach (var board in boards)
                            {
                                <option value="@board.BoardId">@board.BoardId (油机:@board.EngineId)</option>
                            }
                        }
                    </select>
                </div>
                <div class="mb-3">
                    <label class="form-label">节点</label>
                    <input type="number" class="form-control" @bind="currentNozzle.node" />
                </div>
                <div class="mb-3">
                    <label class="form-label">产品</label>
                    <input type="number" class="form-control" @bind="currentNozzle.product" />
                </div>
                <div class="mb-3 form-check">
                    <input type="checkbox" class="form-check-input" @bind="currentNozzle.disable" />
                    <label class="form-check-label">禁用</label>
                </div>
                <div class="mb-3">
                    <label class="form-label">MN码</label>
                    <input class="form-control" @bind="currentNozzle.mncode" />
                </div>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" @onclick="CloseModal">取消</button>
                <button type="button" class="btn btn-primary" @onclick="SaveNozzle">保存</button>
            </div>
        </div>
    </div>
</div>

@code {
    private List<TNozzle> allNozzles = new();
    private List<TNozzle> filteredNozzles = new();
    private List<TBoard> boards = new();
    private List<TEngine> engines = new();
    private Dictionary<int, int> boardToEngineMap = new(); // 主板ID到油机ID的映射
    private TNozzle currentNozzle = new();
    private string modalTitle = "";
    private bool isEditMode = false;
    private bool showModal = false;
    private int? filterBoardId;

    protected override async Task OnInitializedAsync()
    {
        await LoadData();
        // 检查URL参数
        var uri = navigationManager.ToAbsoluteUri(navigationManager.Uri);
        if (Microsoft.AspNetCore.WebUtilities.QueryHelpers.ParseQuery(uri.Query).TryGetValue("boardId", out var boardId))
        {
            if (int.TryParse(boardId, out int id))
            {
                filterBoardId = id;
                ApplyFilter();
            }
        }
    }

    private async Task LoadData()
    {
        engines = await nozzleService.GetEnginesAsync();
        boards = await nozzleService.GetBoardsAsync();
        allNozzles = await nozzleService.GetNozzlesAsync();

        // 构建主板到油机的映射关系
        BuildBoardToEngineMap();

        ApplyFilter();
    }

    private void BuildBoardToEngineMap()
    {
        boardToEngineMap.Clear();
        foreach (var board in boards)
        {
            boardToEngineMap[board.BoardId] = board.EngineId;
        }
    }

    private int GetEngineIdByBoardId(int boardId)
    {
        return boardToEngineMap.TryGetValue(boardId, out int engineId) ? engineId : 0;
    }

    private void ApplyFilter()
    {
        if (filterBoardId.HasValue)
        {
            filteredNozzles = allNozzles.Where(n => n.BoardId == filterBoardId.Value).ToList();
        }
        else
        {
            filteredNozzles = new List<TNozzle>(allNozzles);
        }
        StateHasChanged();
    }

    private void ClearFilter()
    {
        filterBoardId = null;
        ApplyFilter();
    }

    private void ShowCreateModal()
    {
        currentNozzle = new TNozzle();
        modalTitle = "添加油枪";
        isEditMode = false;
        showModal = true;
        StateHasChanged();
    }

    private void ShowEditModal(TNozzle nozzle)
    {
        currentNozzle = new TNozzle
            {
                NozzleId = nozzle.NozzleId,
                BoardId = nozzle.BoardId,
                node = nozzle.node,
                product = nozzle.product,
                disable = nozzle.disable,
                mncode = nozzle.mncode
            };
        modalTitle = "编辑油枪";
        isEditMode = true;
        showModal = true;
        StateHasChanged();
    }

    private void CloseModal()
    {
        showModal = false;
        StateHasChanged();
    }

    private async Task SaveNozzle()
    {
        if (currentNozzle.BoardId <= 0)
        {
            await JSRuntime.InvokeVoidAsync("alert", "请选择有效的主板ID");
            return;
        }

        try
        {
            if (isEditMode)
            {
                await nozzleService.UpdateNozzleAsync(currentNozzle);
            }
            else
            {
                await nozzleService.CreateNozzleAsync(currentNozzle);
            }

            CloseModal();
            await LoadData();
        }
        catch (Exception ex)
        {
            await JSRuntime.InvokeVoidAsync("alert", $"操作失败: {ex.Message}");
        }
    }

    private async Task DeleteNozzle(int id)
    {
        var confirmed = await JSRuntime.InvokeAsync<bool>("confirm", "确定要删除这个油枪吗？");
        if (confirmed)
        {
            try
            {
                await nozzleService.DeleteNozzleAsync(id);
                await LoadData();
            }
            catch (Exception ex)
            {
                await JSRuntime.InvokeVoidAsync("alert", $"删除失败: {ex.Message}");
            }
        }
    }
}