CaritasPWA/Pages/CaritasServiceFundVeloKeyDataPage.razor

@page "/fundvelo/keydata/{FromRoute}"

@using CaritasPWA.Shared.Models;
@using CaritasPWA.Shared.Services;
@using System.Globalization;
@using Microsoft.AspNetCore.Components.Forms;
@using System.IO;
@inject NavigationManager NavigationManager
@inject IStringLocalizer<Resources> i18n
@inject PageHistoryManager PageHistoryManager
@inject MasterDataService MasterDataService
@inject IMatToaster Toaster


<div class="row px-3 h-100">
    <div class="row no-gutters align-items-center justify-content-center w-100" style="padding-top:1em">
        @if ("Found".Equals(FromRoute)) {
            <h2>@i18n["FoundBike"]</h2>
        } else {
            <h2>@i18n["MissingBike"]</h2>
        }
    </div>
    <div class="row no-gutters align-items-center justify-content-center w-100">

        <div class="mat-layout-grid w-100">
            <div class="mat-layout-grid-inner">
                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-1 justify-content-center" style="text-align: center">
                    <div>
                        <InputFile class="inputFile" id="camera" type="file" name="camera" accept="image/*" capture="environment" OnChange="@OnGatheringPicture" />
                        <MatRipple class="inputfile-mat-ripple" Color="@MatRippleColor.Default">
                            <label for="camera">
                                <svg xmlns="http://www.w3.org/2000/svg" width="48px" height="48px" viewBox="0 0 24 24" fill="#000000">
                                    <path d="M0 0h21v21H0V0z" fill="none" />
                                    <path d="M20 6h-4.05l-1.83-2H9.88L8.05 6H4v12h16V6zm-8 11c-2.76 0-5-2.24-5-5s2.24-5 5-5 5 2.24 5 5-2.24 5-5 5z" opacity=".3" />
                                    <path d="M4 20h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2h-3.17L15 2H9L7.17 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2zM4 6h4.05l1.83-2h4.24l1.83 2H20v12H4V6zm8 1c-2.76 0-5 2.24-5 5s2.24 5 5 5 5-2.24 5-5-2.24-5-5-5zm0 8c-1.65 0-3-1.35-3-3s1.35-3 3-3 3 1.35 3 3-1.35 3-3 3z" />
                                </svg>
                            </label>
                        </MatRipple>
                    </div>
                    <div style="margin-top:1rem">
                        @*                        <input @ref="inputTypeFileElement" class="inputFile" id="file" type="file" name="file" accept="image/x-png,image/jpeg,image/gif" @onchange="ReadFile" />*@
                        <InputFile class="inputFile" id="file" type="file" name="file" accept="image/x-png,image/jpeg,image/gif" OnChange="@OnGatheringPicture" />
                        <MatRipple class="inputfile-mat-ripple" Color="@MatRippleColor.Default">
                            <label for="file">
                                <svg xmlns="http://www.w3.org/2000/svg" enable-background="new 0 0 24 24" width="48px" height="48px" viewBox="0 0 24 24" fill="#000000">
                                    <g><rect fill="none" height="24" width="24" /></g>
                                    <g><g><path d="M13,4H6v16h12V9h-5V4z M16,15h-3v4h-2v-4H8l4.01-4L16,15z" opacity=".3" /><path d="M14,2H6C4.9,2,4.01,2.9,4.01,4L4,20c0,1.1,0.89,2,1.99,2H18c1.1,0,2-0.9,2-2V8L14,2z M18,20H6V4h7v5h5V20z" /><polygon points="8,15 11,15 11,19 13,19 13,15 16,15 12.01,11" /></g></g>
                                </svg>
                            </label>
                        </MatRipple>
                    </div>
                </div>
                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-3">
                    <div>
                        <MatCard Id="bikePic" Class="fv-mat-card">
                            <MatCardContent>
                                <MatCardMedia Square="true" Class="" ImageUrl="@imgUrl">
                                    @if (loading) {
                                        <MatProgressCircle Indeterminate="true" Size="MatProgressCircleSize.Medium" />
                                    }
                                </MatCardMedia>
                            </MatCardContent>
                        </MatCard>
                    </div>
                </div>
                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-1 justify-content-center" style="text-align: center">
                    <div>
                        <MatIconButton Class="mat-icon-large" Icon="location_on" />
                    </div>
                </div>
                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-3">
                    <div>
                        <MatCard Id="OSM" Class="fv-mat-card">
                            <MatCardContent>
                                <MatCardMedia Square="true" Class="" />
                            </MatCardContent>
                        </MatCard>
                    </div>
                </div>

                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-8-tablet mat-layout-grid-cell-span-4-desktop">
                    <div class="mat-layout-grid-inner">
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-12-desktop">
                            <MatStringField Class="w-100 form-check-label" Label="@getAddressLbl()" Outlined="true" type="text"></MatStringField>
                        </div>
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-12-desktop">
                            <MatStringField Class="w-100 form-check-label" Label="@getPlaceLbl()" Outlined="true" type="text"></MatStringField>
                        </div>
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-12-desktop">
                            <MatStringField Class="w-100 form-check-label" Label="@i18n["Latitude"]" Outlined="true" type="text"></MatStringField>
                        </div>
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-12-desktop">
                            <MatStringField Class="w-100 form-check-label" Label="@i18n["Longitude"]" Outlined="true" type="text"></MatStringField>
                        </div>
                    </div>
                </div>

                <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-8-tablet mat-layout-grid-cell-span-12-desktop">
                    <div class="mat-layout-grid-inner">
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-4-desktop">
                            <MatSelectValue FullWidth="true" Outlined="true" Label="@i18n["Color"]" @bind-Value="selectedColor" Items="@Colors" ValueSelector="@(i=>i)">
                                <ItemTemplate>
                                    <div>
                                        <span class="btn-sm" style="background-color:rgb(@context.RGB);
                                                                    display:initial;
                                                                    border:1px solid black;
                                                                    box-shadow:0.2em 0.2em 0.3em 0.025em #3f4244" />
                                        <span class="btn">@i18n["Color." + @context?.Name]</span>
                                    </div>
                                </ItemTemplate>
                            </MatSelectValue>
                        </div>
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-4-desktop">
                            <MatStringField Class="w-100 form-check-label" Label="@i18n["Brand"]" Outlined="true" type="text"></MatStringField>
                        </div>
                        <div class="mat-layout-grid-cell mat-layout-grid-cell-span-4-phone mat-layout-grid-cell-span-4-tablet mat-layout-grid-cell-span-4-desktop">
                            <MatSelectValue FullWidth="true" Outlined="true" Label="@i18n["Type"]" @bind-Value="selectedBcType" Items="@BicycleTypes" ValueSelector="@(i=>i)">
                                <ItemTemplate>
                                    <div>
                                        <span>@i18n["Bike." + @context?.Type]</span>
                                    </div>
                                </ItemTemplate>
                            </MatSelectValue>
                        </div>
                    </div>
                </div>

            </div>
        </div>
    </div>

    <div class="row no-gutters align-items-end justify-content-center w-100" style="padding-bottom:2em;padding-top:2em">
        <div class="col" style="padding-right:0.5em">
            <MatButton Class="w-100" Outlined="true" @onclick="Cancel">@i18n["Cancel"]</MatButton>
        </div>
        <div class="col" style="padding-left:0.5em">
            <MatButton Class="w-100" Raised="true" @onclick="Next">@i18n["Continue"]</MatButton>
        </div>
    </div>
</div>


@code {
    [Parameter]
    public string FromRoute { get; set; }

    [Parameter(CaptureUnmatchedValues = true)]
    public IDictionary<string, object> Attributes { get; set; }

    private static long MAX_FILE_SIZE = 3145728;  //3MB

    private ColorItem selectedColor;
    private BicycleType selectedBcType;
    private ElementReference inputTypeFileElement;
    private string imgUrl = string.Empty;
    private Boolean loading = false;

    protected async override void OnInitialized() {
        Console.WriteLine("CurrentCulture is {0}.", CultureInfo.CurrentCulture.Name);
        Console.WriteLine("Current language is {0}.", CultureInfo.CurrentCulture.TwoLetterISOLanguageName.ToUpper());

        await GetColors();
        await GetBicycleTypes();
        PageHistoryManager.AddPageToHistory(NavigationManager.Uri);
        base.OnInitialized();
    }

    private async Task GetColors() {
        await InvokeAsync(async () => {
            await MasterDataService.GetColors();
            StateHasChanged();
        });
    }

    private async Task GetBicycleTypes() {
        await InvokeAsync(async () => {
            await MasterDataService.GetBicycleTypes();
            StateHasChanged();
        });
    }

    private ColorItem[] Colors {
        get => MasterDataService.Colors;
    }

    private BicycleType[] BicycleTypes {
        get => MasterDataService.BicycleTypes;
    }

    private void Next() {
        NavigationManager.NavigateTo("fundvelo/account/" + @FromRoute);
    }

    private void Cancel() {
        NavigationManager.NavigateTo("caritas_services");
    }


    private string getAddressLbl() {
        return i18n.GetString("Address") + " (" + getPlaceLbl() + ")";
    }

    private string getPlaceLbl() {
        return @FromRoute == "Found" ? i18n.GetString("PlaceOfDiscovery") : i18n.GetString("PlaceOfLoss");
    }

    private async Task OnGatheringPicture(InputFileChangeEventArgs e) {
        IBrowserFile imgFile = e.File;
        var buffers = new byte[imgFile.Size];
        try {
            imgUrl = string.Empty;
            loading = true;
            StateHasChanged();

            await imgFile.OpenReadStream(MAX_FILE_SIZE).ReadAsync(buffers);
            string imageType = imgFile.ContentType;
            imgUrl = $"data:{imageType};base64,{Convert.ToBase64String(buffers)}";
        } catch (IOException ex) {
            Console.WriteLine("Ex.Meesage is: {0}.", ex.Message);
            Show(MatToastType.Danger, i18n.GetString("Error.PhotoOrPictureToBig.Title"), i18n.GetString("Error.PhotoOrPictureToBig.Msg", MAX_FILE_SIZE / (1024 * 1024)));
        } finally {
            loading = false;
            StateHasChanged();
        }
    }

    //public async Task ReadFile() {
    //    foreach (var file in await fileReaderService.CreateReference(inputTypeFileElement).EnumerateFilesAsync()) {
    //        IFileInfo fileInfo = await file.ReadFileInfoAsync();

    //        if (fileInfo.Size > MAX_FILE_SIZE) {

    //            Show(MatToastType.Danger, i18n.GetString("Error.PhotoOrPictureToBig.Title"), i18n.GetString("Error.PhotoOrPictureToBig.Msg", MAX_FILE_SIZE / (1024*1024)));

    //        } else {
    //            imgUrl = string.Empty;
    //            loading = true;
    //            StateHasChanged();

    //            byte[] buffer = new byte[fileInfo.Size];

    //            await using (Stream stream = await file.OpenReadAsync()) {
    //                buffer = new Byte[stream.Length];
    //                await stream.ReadAsync(buffer);
    //            }

    //            using (MemoryStream memoryStream = await file.CreateMemoryStreamAsync(4096)) {
    //                memoryStream.Read(buffer);
    //                string imageType = fileInfo.Type;
    //                loading = false;
    //                imgUrl = $"data:{imageType};base64,{Convert.ToBase64String(buffer)}";
    //                StateHasChanged();
    //            }
    //        }
    //    }
    //}

    public void Show(MatToastType type, string title, string message, string icon = "") {
        Toaster.Add(message, type, title, icon);
    }

}