bulletboards/ImageBoardServerApp/Shared/Components/Comment.razor

@using System.ComponentModel.DataAnnotations
@using System.Text.RegularExpressions
@using ImageBoardServerApp.Auth
@using ImageBoardServerApp.Data
@using ImageBoardServerApp.Data.Repository
@inject AuthenticationStateProvider authStateProvider

<div class="threadHeader">
    <span>[</span>
    <a class="toggleOpened" onclick="@ToggleOpened">@toggleText</a>
    <span>]</span>
    <span class="name">@comment.Username</span>
    @if (@role != "User")
    {
        <span class="@role" >##@role</span>
    }
    <span class="date">@getTimeFromUnix(comment.CreatedAt)</span>
    <span class="post-id">No.@comment.GET</span>
</div>
@if (opened) 
{
    <div class="threadContent">
        <div class="threadImage">
            @if (image != null)
            {
                <img src="@($"{image.ImageLocation}?size=258x258")" alt="No Image found" />
            }
        </div>
        <div class="threadTextContainer">
            @foreach (string s in @comment.Content.Split("\n"))
            {
                var className = "";
                @if (s.StartsWith(">") && !Regex.IsMatch(s, "^>{2,}"))
                {
                    className = "greenText";
                }
                
                <span class='threadText @className'>
                    @foreach (string line in s.Split(" "))
                    {
                        var className2 = "";
                        @if (@Regex.IsMatch(line, ">>\\d+"))
                        {
                            className2 = "redText";
                            <a href="/@comment.Board/@comment.PostID/@Regex.Match(s, ">>(\\d+)").Value.Substring(2)" class="threadMsg @className2">
                                @line
                            </a>
                        }
                        else
                        {
                            <span class="threadMsg">
                                @line
                            </span>
                        }
                        <span>&nbsp;</span>

                    }
                </span>
            }
        </div>
    </div>
    <div class="threadFooter">
        <span>[</span>
            <a @onclick="@deletePost" href="javascript:void(0)">Delete</a>
        <span>]</span>
        <span>[</span>
        <a class="report" href="/sys/report/comment/@comment.Board/@comment.CommentID" target="_blank">Report</a>
        <span>]</span>
    </div>
}



@code {
    
    public bool canDel { get; set; }
    
    private async Task deletePost()
    {
        var cauthStateProvder = (CustomAuthenticationStateProvider)authStateProvider;
        var user = await cauthStateProvder.GetAuthenticationStateAsync();
        var usr = user.User;
        UserData foundusr = await UsersRepository.getUserByEmailAsync(usr.Identity.Name);
        if (foundusr.Role != "User" || comment.UserID == foundusr.UserID)
        {
            await TheManager.deleteComment(comment);
        }
    }
    
    
    private static DateTime getTimeFromUnix(double javaTimeStamp)
    {
        var dateTime = new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
        dateTime = dateTime.AddMilliseconds( javaTimeStamp ).ToLocalTime();
        return dateTime;
    }

    private ImageData image;
    private string role;

    protected override async Task OnParametersSetAsync()
    {
        await base.OnParametersSetAsync();
        var cauthStateProvder = (CustomAuthenticationStateProvider)authStateProvider;
        var user = await cauthStateProvder.GetAuthenticationStateAsync();
        var usr = user.User;
        UserData foundusr = await UsersRepository.getUserByEmailAsync(usr.Identity.Name);
        if (foundusr != null && (foundusr.Role != "User" || comment.UserID == foundusr.UserID))
        {
            canDel = true;
        }
        canDel = false;
    }

    protected override async Task OnInitializedAsync()
    {
        int i;
        try
        {
            i = (int)comment.ImageID;
        }
        catch (InvalidOperationException ioe)
        {
            i = -1;
        }
        if (i != null)
        {
            image = await ImagesRepository.getImageByIdAsync(i);
        }

        var cmt = await CommentsRepository.getCommentByIdAsync(comment.CommentID);
        role = cmt.User.Role;
    }
    
    private bool opened = true;

    private string toggleText = "-";

    private void ToggleOpened()
    {
        opened = !opened;
        toggleText = opened ? "-" : "+";
    }

    [Parameter]
    [Required]
    public CommentData comment { get; set; }
}