using System;
using TriliumMind.Data.Entities;
using TriliumMind.Models;

namespace TriliumMind.Services.Mappers;

public static class JiraIssueMapper
{
    private static readonly char[] _specialCharacters = ['(', '/'];

    public static JiraIssue ToEntity(this Issue issue)
    {
        return new JiraIssue
        {
            Key = issue.key,
            Summary = issue.fields.summary ?? string.Empty,
            Parent = issue.fields.parent?.key ?? issue.fields.customfield_10808,
            Type = issue.fields.issuetype?.name ?? string.Empty,
            Status = issue.fields.status?.name ?? string.Empty,
            Assignee = CleanDisplayName(issue.fields.assignee?.displayName),
            Manager = CleanDisplayName(issue.fields.reporter?.displayName),
            Due = issue.fields.duedate?.ToUniversalTime() ?? DateTimeOffset.MinValue.ToUniversalTime(),
            Updated = issue.fields.UpdatedAt.ToUniversalTime(),
            Published = DateTimeOffset.MinValue.ToUniversalTime(),
            ObjectId = null,
            NeedNotify = 0
        };
    }

    private static string CleanDisplayName(string? displayName)
    {
        if (string.IsNullOrWhiteSpace(displayName))
            return string.Empty;
        
        var specialCharIndex = displayName.IndexOfAny(_specialCharacters);
        if (specialCharIndex >= 0)
            displayName = displayName[..specialCharIndex];
        
        return displayName.Trim();
    }
}