@page "/pcrb/all"
@using System.Globalization
@inject IPCRBService pcrbService
@inject ISnackbar snackbar
@inject IMemoryCache cache
@inject NavigationManager navigationManager

<PageTitle>PCRB</PageTitle>

<MudPaper Class="p-2 m-2">
    <MudText Typo="Typo.h3" Align="Align.Center">PCRB List</MudText>
</MudPaper>

@if (allPCRBs is not null && allPCRBs.Count() > 0) {
    <MudTable Items="@allPCRBs"
              Class="m-2"
              Striped="true"
              Filter="new Func<PCRB,bool>(FilterFuncForTable)"
              SortLabel="Sort By"
              Hover="true">
        <ToolBarContent>
            <MudSpacer />
            <MudTextField @bind-Value="searchString"
                          Placeholder="Search"
                          Adornment="Adornment.Start"
                          AdornmentIcon="@Icons.Material.Filled.Search"
                          IconSize="Size.Medium"
                          Class="mt-0" />
        </ToolBarContent>
        <HeaderContent>
            <MudTh>
                <MudTableSortLabel InitialDirection="SortDirection.Descending" SortBy="new Func<PCRB,object>(x=>x.PlanNumber)">
                    Change#
                </MudTableSortLabel>
            </MudTh>
            <MudTh>
                <MudTableSortLabel SortBy="new Func<PCRB,object>(x=>x.Title)">
                    Title
                </MudTableSortLabel>
            </MudTh>
            <MudTh>
                <MudTableSortLabel SortBy="new Func<PCRB,object>(x=>x.OwnerName)">
                    Owner
                </MudTableSortLabel>
            </MudTh>
            <MudTh>Stage</MudTh>
            <MudTh>
                <MudTableSortLabel SortBy="new Func<PCRB,object>(x=>x.InsertTimeStamp)">
                    Submitted Date
                </MudTableSortLabel>
            </MudTh>
            <MudTh>
                <MudTableSortLabel SortBy="new Func<PCRB,object>(x=>x.LastUpdateDate)">
                    Last Updated
                </MudTableSortLabel>
            </MudTh>
            <MudTh>
                <MudTableSortLabel SortBy="new Func<PCRB,object>(x=>x.ClosedDate)">
                    Closed Date
                </MudTableSortLabel>
            </MudTh>
        </HeaderContent>
        <RowTemplate>
            <MudTd DataLabel="Plan#">
                <MudLink OnClick="@(() => GoTo($"pcrb/{context.PlanNumber.ToString()}"))">@context.PlanNumber</MudLink>
            </MudTd>
            <MudTd DataLabel="Title">@context.Title</MudTd>
            <MudTd DataLabel="Owner">@context.OwnerName</MudTd>
            <MudTd DataLabel="Stage">@(GetStageName(context.CurrentStep))</MudTd>
            <MudTd DataLabel="Submitted Date">@DateTimeUtilities.GetDateAsStringMinDefault(context.InsertTimeStamp)</MudTd>
            <MudTd DataLabel="Last Updated">@DateTimeUtilities.GetDateAsStringMinDefault(context.LastUpdateDate)</MudTd>
            <MudTd DataLabel="Closed Date">@DateTimeUtilities.GetDateAsStringMaxDefault(context.ClosedDate)</MudTd>
        </RowTemplate>
        <PagerContent>
            <MudTablePager />
        </PagerContent>
    </MudTable>
}

<MudOverlay @bind-Visible=inProcess DarkBackground="true" AutoClose="false">
    <MudProgressCircular Color="Color.Info" Size="Size.Large" Indeterminate="true" />
</MudOverlay>

@code {
    private bool inProcess = false;
    private string searchString = "";
    private IEnumerable<PCRB> allPCRBs = new List<PCRB>();

    protected override async Task OnParametersSetAsync() {
        inProcess = true;
        try {
            if (pcrbService is null) {
                throw new Exception("PCRB service not injected!");
            } else {
                allPCRBs = await pcrbService.GetAllPCRBs(false);
            }
        } catch (Exception ex) {
            snackbar.Add(ex.Message, Severity.Error);
        }
        inProcess = false;
    }

    private bool FilterFuncForTable(PCRB pcrb) => FilterFunc(pcrb, searchString);

    private bool FilterFunc(PCRB pcrb, string searchString) {
        if (string.IsNullOrWhiteSpace(searchString))
            return true;
        if (pcrb.Title.ToLower().Contains(searchString.Trim().ToLower()))
            return true;
        if (pcrb.OwnerName.ToLower().Contains(searchString.Trim().ToLower()))
            return true;
        if (pcrb.PlanNumber.ToString().Contains(searchString.Trim()))
            return true;
        return false;
    }

    private void GoTo(string page) {
        cache.Set("redirectUrl", page);
        navigationManager.NavigateTo(page);
    }

    private string GetStageName(int step) {
        if (step >= PCRB.Stages.Length || step < 0) return "";
        return PCRB.Stages[step];
    }
}