oqtane.framework/Oqtane.Client/Modules/Admin/Logs/Index.razor

@namespace Oqtane.Modules.Admin.Logs
@inherits ModuleBase
@inject ILogService LogService

@if (Logs == null)
{
    <p><em>Loading...</em></p>
}
else
{
    <div class="form-group">
        <label>Level: </label>
        <select class="form-control" @onchange="(e => LevelChanged(e))">
            <option value="-">&lt;All Levels&gt;</option>
            <option value="Trace">Trace</option>
            <option value="Debug">Debug</option>
            <option value="Information">Information</option>
            <option value="Warning">Warning</option>
            <option value="Error">Error</option>
            <option value="Critical">Critical</option>
        </select>
        <label>Rows: </label>
        <select class="form-control" @onchange="(e => RowsChanged(e))">
            <option value="10">10</option>
            <option value="50">50</option>
            <option value="100">100</option>
        </select>
    </div>
    <Pager Items="@Logs">
        <Header>
            <th>Date</th>
            <th>Category</th>
            <th>Level</th>
            <th>&nbsp;</th>
        </Header>
        <Row>
            <td>@context.LogDate</td>
            <td>@context.Category</td>
            <td>@context.Level</td>
            <td><ActionLink Action="Detail" Parameters="@($"id=" + context.LogId.ToString())" /></td>
        </Row>
    </Pager>
}

@code {
    public override SecurityAccessLevel SecurityAccessLevel { get { return SecurityAccessLevel.Admin; } }

    string level = "-";
    string rows = "50";
    List<Log> Logs;

    protected override async Task OnInitializedAsync()
    {
        try
        {
            Logs = await LogService.GetLogsAsync(PageState.Site.SiteId, ((level == "-") ? "" : level), int.Parse(rows));
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Loading Logs {Error}", ex.Message);
            AddModuleMessage("Error Loading Logs", MessageType.Error);
        }
    }

    private async void LevelChanged(ChangeEventArgs e)
    {
        try
        {
            level = (string)e.Value;
            Logs = await LogService.GetLogsAsync(PageState.Site.SiteId, ((level == "-") ? "" : level), int.Parse(rows));
            StateHasChanged();
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Loading Logs {Error}", ex.Message);
            AddModuleMessage("Error Loading Logs", MessageType.Error);
        }
    }

    private async void RowsChanged(ChangeEventArgs e)
    {
        try
        {
            rows = (string)e.Value;
            Logs = await LogService.GetLogsAsync(PageState.Site.SiteId, ((level == "-") ? "" : level), int.Parse(rows));
            StateHasChanged();
        }
        catch (Exception ex)
        {
            await logger.LogError(ex, "Error Loading Logs {Error}", ex.Message);
            AddModuleMessage("Error Loading Logs", MessageType.Error);
        }
    }
}