using Microsoft.Office.Interop.Word;
using RodionovLibrary.NonVisualComponents.HelperModels;
using System.ComponentModel;
using Application = Microsoft.Office.Interop.Word.Application;

namespace RodionovLibrary.NonVisualComponents
{
    public partial class WordLongTextComponent : Component
    {
        private Application? _wordApp;
        private Document? _document;

        public WordLongTextComponent()
        {
            InitializeComponent();
        }

        public WordLongTextComponent(IContainer container)
        {
            container.Add(this);
            InitializeComponent();
        }

        public void CreateWordText(WordLongTextInfo textInfo)
        {
            if (string.IsNullOrEmpty(textInfo.FileName) || string.IsNullOrEmpty(textInfo.Title) || !CheckData(textInfo.Paragraphs))
            {
                throw new ArgumentException("Не все данные заполнены");
            }

            _wordApp = new Application();
            _document = _wordApp.Documents.Add();

            try
            {
                AddText(textInfo);
                _document.SaveAs2(textInfo.FileName);
            }
            finally
            {
                _document.Close();
                _wordApp.Quit();
            }
        }

        private void AddText(WordLongTextInfo textInfo)
        {
            if (_document == null)
            {
                return;
            }

            AddParagraph(textInfo.Title, fontSize: 22, isBold: true);

            foreach (var paragraph in textInfo.Paragraphs)
            {
                AddParagraph(paragraph, fontSize: 14, isBold: false);
            }
        }

        private void AddParagraph(string text, int fontSize, bool isBold)
        {
            if (_document == null)
            {
                return;
            }

            var paragraph = _document.Content.Paragraphs.Add();
            var range = paragraph.Range;

            range.Text = text;
            range.Font.Size = fontSize;
            range.Font.Name = "Times New Roman";
            range.Font.Bold = isBold ? 1 : 0;
            
            paragraph.Alignment = WdParagraphAlignment.wdAlignParagraphJustify;

            range.InsertParagraphAfter();
        }

        private bool CheckData(string[] data)
        {
            return data != null && data.Any() && data.All(d => !string.IsNullOrEmpty(d));
        }
    }
}