BWPM/BlazorApp/Pages/Admin/AspNetUsers/AspNetUserRolle.razor

@page "/Admin/AspNetUsers/AspNetUserRolleList"
@inject Blazored.SessionStorage.ISessionStorageService sessionStorage
@using Microsoft.AspNetCore.Authorization;
@using Microsoft.AspNetCore.Identity;
@inject UserManager<IdentityUser> _UserManager
@inject RoleManager<IdentityRole> _RoleManager
@inherits ListBase
@using Syncfusion.Blazor.Grids;
@using Syncfusion.Blazor.Buttons;
@using Syncfusion.Blazor.Spinner;
@using Syncfusion.Blazor.Popups;
@using BlazorApp.Helper
@using BWPMModels;

@using BlazorApp.Controller;


<h1>BenutzerListe</h1>

<div class="col-lg-12 control-section">
    <div class="content-wrapper">
        <div class="row">
            <SfGrid DataSource="@GridData" @ref="Grid" AllowPaging="true" AllowSelection="true" AllowSorting="true" Toolbar="@(new List<string>() { "Edit", "Update", "Cancel", "Passwort ändern","Benutzer erstellen" })">
                <GridPageSettings PageCount="5" PageSizes="true"></GridPageSettings>
                <GridEditSettings AllowAdding="false" AllowDeleting="false" AllowEditing="true" Mode="EditMode.Normal"></GridEditSettings>
                <GridEvents RowSelected="GetSelectedRecords" OnActionBegin="OnBeginHandler" OnActionComplete="OnCompletedHandler" TValue="BWPMModels.AspNetUserRolle" OnToolbarClick="ToolBarClickHandler" OnDataBound="RowDataBoundHandler"></GridEvents>
                <GridSelectionSettings EnableToggle="true" Type="Syncfusion.Blazor.Grids.SelectionType.Single"></GridSelectionSettings>
                <GridColumns>
                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.Id) HeaderText="Id" IsPrimaryKey="true" AllowAdding="false" Width="60"></GridColumn>


                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.UserName) HeaderText="Username" AllowEditing="false" Width="100" Visible="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.NormalizedUserName) HeaderText="Normalizedusername" AllowEditing="false" Width="100" Visible="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.Email) HeaderText="Email" Width="100" AllowEditing="false" Visible="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.NormalizedEmail) HeaderText="Normalizedemail" Width="100" AllowEditing="false" Visible="false"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.EmailConfirmed) HeaderText="Emailconfirmed" Width="100" AllowEditing="false" Visible="true" DisplayAsCheckBox="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.PasswordHash) HeaderText="Passwordhash" Width="100" AllowEditing="false" Visible="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.SecurityStamp) HeaderText="Securitystamp" Width="100" AllowEditing="false" Visible="false"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.ConcurrencyStamp) HeaderText="Concurrencystamp" Width="100" AllowEditing="false" Visible="false"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.PhoneNumber) HeaderText="Phonenumber" Width="100" AllowEditing="false" Visible="false"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.PhoneNumberConfirmed) HeaderText="Phonenumberconfirmed" Width="100" Visible="false" DisplayAsCheckBox="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.TwoFactorEnabled) HeaderText="Twofactorenabled" Width="100" Visible="true" DisplayAsCheckBox="true"></GridColumn>


                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.LockoutEnabled) HeaderText="Lockoutenabled" Width="100" Visible="true" DisplayAsCheckBox="true"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.AccessFailedCount) HeaderText="Accessfailedcount" Width="100" Visible="false"></GridColumn>

                    <GridColumn Field=@nameof(BWPMModels.AspNetUserRolle.RoleId) HeaderText="Roleid" Width="100" Visible="false">
                        <GridForeignColumn Field=@nameof(BWPMModels.AspNetUserRolle.RoleId) HeaderText="Rolle" ForeignKeyValue=@nameof(BWPMModels.AspNetRoles.Name) ForeignKeyField=@nameof(BWPMModels.AspNetRoles.Id) ForeignDataSource="@AspNetRoles" Width="150"></GridForeignColumn>
                    </GridColumn>
                </GridColumns>
            </SfGrid>
        </div>
    </div>
</div>

<SfDialog Width="400px" IsModal="true" @bind-Visible="@IsVisible">
    <DialogEvents OnOverlayClick="@OnOverlayclick">
    </DialogEvents>
    <DialogTemplates>
        <Header>Passwort-Änderung für @Username</Header>
        <Content>
            <label style="color:red">@ErrorMsg</label>
            <label>
                Neues Passwort:
                <input type="password" @bind-value="newpassword" id="password" name="Required" class="e-input">
                Passwort-Bestätigung
                <input type="password" @bind-value="newpassword1" id="password1" name="Required" class="e-input">
            </label>
        </Content>

    </DialogTemplates>
    <DialogButtons>
        <DialogButton Content="OK" IsPrimary="true" OnClick="@SavePasswort" />
        <DialogButton Content="Abbruch" OnClick="@CloseDialog" />
    </DialogButtons>
</SfDialog>

<SfDialog Width="400px" IsModal="true" @bind-Visible="@NewUserIsVisible">
    <DialogEvents OnOverlayClick="@OnOverlayclick">
    </DialogEvents>
    <DialogTemplates>
        <Header>Neuer Benutzer erstellen</Header>
        <Content>
 
            <label style="color:red">@ErrorMsg</label><br />
            <SfRadioButton Label="Administrator" Name="options" Value="Administrators" @bind-Checked="stringChecked"></SfRadioButton>&nbsp;
            <SfRadioButton Label="Firma" Name="options" Value="Firma" @bind-Checked="stringChecked"></SfRadioButton>&nbsp;
            <SfRadioButton Label="Lehrer" Name="options" Value="Lehrer" @bind-Checked="stringChecked"></SfRadioButton><BR /><BR />

            <label>
                E-Mail (Benutzername):
                <input type="email" @bind-value="newusername" id="username" name="Required" class="e-input">
                Passwort
                <input type="password" @bind-value="newpassword" id="password" name="Required" class="e-input">
                Passwort-Bestätigung
                <input type="password" @bind-value="newpassword1" id="password1" name="Required" class="e-input">
            </label>
    
  </Content>
    </DialogTemplates>
    <DialogButtons>
        <DialogButton Content="OK" IsPrimary="true" OnClick="@SaveNewUser" />
        <DialogButton Content="Abbruch" OnClick="@CloseDialog" />
    </DialogButtons>
</SfDialog>
@code{


    private bool IsVisible { get; set; } = false;
    private bool NewUserIsVisible { get; set; } = false;

    private string Gridid = "";
    public List<BWPMModels.AspNetUserRolle> Temp { get; set; }
    public List<BWPMModels.AspNetUsers> TempUser { get; set; }
    public List<BWPMModels.AspNetRoles> TmpRolle { get; set; }
    public List<BWPMModels.AspNetUserRoles> TmpUserRoles { get; set; }
    private string newpassword { get; set; } = "";
    private string newusername { get; set; } = "";
    private string newpassword1 { get; set; } = "";
    private string ErrorMsg { get; set; } = "";
    private string Username { get; set; } = "";
    private string stringChecked { get; set; } = "Administrators";


    SfGrid<BWPMModels.AspNetUserRolle> Grid { get; set; }

    private void OnOverlayclick(MouseEventArgs arg)
    {
        this.IsVisible = false;
    }
    private void ShowDialog(int dialognr)
    {

        this.ErrorMsg = "";
        switch (dialognr)
        {
            case 1:
                this.IsVisible = true;
                break;
            case 2:
                this.NewUserIsVisible = true;
                break;
            default:
                break;
        }

    }

    private void CloseDialog()
    {
        this.IsVisible = false;
        this.NewUserIsVisible = false; 
    }
    private void SavePasswort()
    {
        if (newpassword != newpassword1)
        {
            this.ErrorMsg = "Passworte stimmen nicht überein.";
        }
        else
        {

            IdentityUser objUser = new IdentityUser();
            objUser.Id = Gridid;
            var user = _UserManager.FindByIdAsync(Gridid);
            var password = _UserManager.PasswordHasher.HashPassword(objUser,newpassword);

            BWPMModels.AspNetUsers usr = new BWPMModels.AspNetUsers();
            usr.Id = Gridid;
            usr.PasswordHash = password;
            BlazorApp.Controller.AspNetUserRolleController.PUTPassword(usr);

            this.IsVisible = false;
        }
    }

    private void SaveNewUser()
    {
        ErrorMsg = "";
        if (newusername.Trim()=="")
        {
            ErrorMsg = "Benutzername fehlt.";
            return;
        }
        if ((newpassword.Trim()=="") && (newpassword1.Trim()=="" ))
        {
            ErrorMsg = "Passwort fehlt.";
            return;
        }
        if(newpassword != newpassword1)
        {
            ErrorMsg = "Passworte stimmen nicht überein";
            return;
        }

        BlazorApp.Helper.Utils utl = new BlazorApp.Helper.Utils();
        if (utl.IsValidEmail(newusername) !=true){
            ErrorMsg = "Benutzername ist ungültig (E-Mail Adresse)";
            return;
        }

        TempUser= BlazorApp.Controller.AspNetUsersController.GetByEMail(newusername);
        if (TempUser.Count !=0)
        {
            ErrorMsg = "Benutzer bereits vorhanden.";
            return;
        }

        BWPMModels.AspNetUsers usr = new BWPMModels.AspNetUsers();
        usr.UserName=newusername;
        usr.NormalizedUserName=newusername.ToUpper();
        usr.NormalizedEmail = newusername.ToUpper();
        usr.Email=newusername;
        usr.EmailConfirmed=true;
        Guid g = Guid.NewGuid();
        usr.Id = g.ToString();

        IdentityUser objUser = new IdentityUser();
        objUser.Id = g.ToString();
        var password = _UserManager.PasswordHasher.HashPassword(objUser,newpassword);
        usr.PasswordHash=password;
        usr.SecurityStamp = Guid.NewGuid().ToString();
        usr.ConcurrencyStamp = Guid.NewGuid().ToString();
        usr.PhoneNumber="";
        usr.PhoneNumberConfirmed=false;
        usr.TwoFactorEnabled = false;
        usr.LockoutEnabled=true;
        usr.AccessFailedCount = 0;
        BlazorApp.Controller.AspNetUsersController.POST(usr);

        TmpRolle = BlazorApp.Controller.AspNetRolesController.GetByName(stringChecked);
        var _tmprolle  = new BWPMModels.AspNetRoles();
        _tmprolle = TmpRolle.First<BWPMModels.AspNetRoles>();
        var usrrole = new BWPMModels.AspNetUserRoles();
        usrrole.UserId = g.ToString();
        usrrole.RoleId = _tmprolle.Id;
        BlazorApp.Controller.AspNetUserRolesController.POST(usrrole);

        this.NewUserIsVisible=false;
        Grid.Refresh();

    }

    public async Task ToolBarClickHandler(Syncfusion.Blazor.Navigations.ClickEventArgs args)
    {
        if (args.Item.Text == "Passwort ändern")
        {
            var temp = await this.Grid.GetSelectedRecords(); // return the details of selceted record

            if (temp != null)
            {
                Username = temp[0].UserName;
                Gridid = temp[0].Id;
                ShowDialog(1);
            }
        }
        if (args.Item.Text == "Benutzer erstellen")
        {
            ShowDialog(2);
        }

    }

    public async Task GetSelectedRecords(RowSelectEventArgs<BWPMModels.AspNetUserRolle> args)
    {

    }


    public List<BWPMModels.AspNetUserRolle> GridData { get; set; }
    public List<BWPMModels.AspNetUserRolle> AspNetUserRolles { get; set; }
    public List<BWPMModels.AspNetRoles> AspNetRoles { get; set; }
    string userid = "";
    public static int? pkey { get; set; }
    public bool Initial { get; set; } = true;

    public bool ContinuePaging = true;
    public bool InitialRender { get; set; }
    public int Value = 0; // consider that value your querystring contains
    public int foundrow = 0;

    protected override void OnInitialized()
    {
        /// GridData = OrdersDetails.GetAllRecords();
        GridData = BlazorApp.Controller.AspNetUserRolleController.GetAllData();
        AspNetRoles = BlazorApp.Controller.AspNetRolesController.GetAllData();
    }

    protected override async Task OnAfterRenderAsync(bool firstRender)
    {

        userid = await sessionStorage.GetItemAsync<string>("UserID");

        if (userid == null)
        {
            var authState = await authenticationStateTask;
            var userId = authState.User.Claims.FirstOrDefault().Value;
            var user = authState.User;

            if (user.Identity.IsAuthenticated)

            {
                await sessionStorage.SetItemAsync("UserID", userId);
            }
            else
            {
                await sessionStorage.SetItemAsync("UserID", userId);
            }
        }
    }
    private async Task OnBeginHandler(ActionEventArgs<BWPMModels.AspNetUserRolle> Args)

    {
        if (Args.RequestType == Syncfusion.Blazor.Grids.Action.Save)
        {
            if (Args.Action == "Add")
            {


            }
            else
            {
                AspNetUserRoles rolle = new AspNetUserRoles();
                rolle.RoleId = Args.Data.RoleId;
                rolle.UserId = Args.Data.Id;
                BlazorApp.Controller.AspNetUserRolesController.PUT(rolle);
            }
        }
    }

    public async Task OnCompletedHandler(ActionEventArgs<BWPMModels.AspNetUserRolle> Args)

    {
        if (Args.RequestType == Syncfusion.Blazor.Grids.Action.Save)
        {

        }
    }
    public async void RowDataBoundHandler(BeforeDataBoundArgs<BWPMModels.AspNetUserRolle> args)
    {
        if (!Initial)
        {
            //await Task.Delay(100);
            //var Idx = await this.Grid.GetRowIndexByPrimaryKey(Convert.ToDouble(Value));   //get index value
            //this.Grid.SelectRow(Convert.ToDouble(Idx));
        }
        Initial = false;
    }

}