using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Authorization;
using PlotLine.Services;
using PlotLine.ViewModels;

namespace PlotLine.Controllers;

[Authorize]
public sealed class CharactersController(ICharacterService characters) : Controller
{
    public async Task<IActionResult> Index(int projectId)
    {
        var model = await characters.GetCharactersAsync(projectId);
        return model is null ? NotFound() : View(model);
    }

    public async Task<IActionResult> Create(int projectId)
    {
        var model = await characters.GetCreateCharacterAsync(projectId);
        return model is null ? NotFound() : View("Edit", model);
    }

    public async Task<IActionResult> Edit(int id)
    {
        var model = await characters.GetEditCharacterAsync(id);
        return model is null ? NotFound() : View(model);
    }

    public async Task<IActionResult> Details(int id)
    {
        var model = await characters.GetCharacterDetailAsync(id);
        return model is null ? NotFound() : View(model);
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Save(CharacterEditViewModel model)
    {
        if (!ModelState.IsValid)
        {
            return View("Edit", model);
        }

        int characterId;
        try
        {
            characterId = await characters.SaveCharacterAsync(model);
        }
        catch (SubscriptionLimitException ex) when (model.CharacterID == 0)
        {
            ModelState.AddModelError(string.Empty, ex.Message);
            var createModel = await characters.GetCreateCharacterAsync(model.ProjectID);
            if (createModel is null)
            {
                return NotFound();
            }

            createModel.CharacterName = model.CharacterName;
            createModel.ShortName = model.ShortName;
            createModel.Sex = model.Sex;
            createModel.BirthDate = model.BirthDate;
            createModel.AgeAtSeriesStart = model.AgeAtSeriesStart;
            createModel.Height = model.Height;
            createModel.EyeColour = model.EyeColour;
            createModel.CharacterImportance = model.CharacterImportance;
            createModel.ShowInQuickAddBar = model.ShowInQuickAddBar;
            createModel.DefaultDescription = model.DefaultDescription;
            return View("Edit", createModel);
        }

        return RedirectToAction(nameof(Details), new { id = characterId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Archive(int id, int projectId)
    {
        await characters.ArchiveCharacterAsync(id);
        TempData["ArchiveMessage"] = "Character archived. You can restore it from Archived Items.";
        return RedirectToAction(nameof(Index), new { projectId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> SaveInitialRelationship(InitialRelationshipEditViewModel model)
    {
        await characters.SaveInitialRelationshipAsync(model);
        TempData["RelationshipMessage"] = model.CharacterRelationshipID == 0 ? "Initial relationship added." : "Initial relationship updated.";
        return RedirectToAction(nameof(Details), new { id = model.ReturnCharacterID ?? model.CharacterID });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> ArchiveRelationship(int id, int characterId)
    {
        await characters.ArchiveRelationshipAsync(id);
        TempData["ArchiveMessage"] = "Relationship archived. You can restore it from Archived Items.";
        return RedirectToAction(nameof(Details), new { id = characterId });
    }
}