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

namespace PlotLine.Controllers;

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

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

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> Create(FloorPlanEditViewModel model)
    {
        if (!ModelState.IsValid)
        {
            return RedirectToAction(nameof(Index), new { projectId = model.ProjectID });
        }

        var floorPlanId = await floorPlans.SavePlanAsync(model);
        return RedirectToAction(nameof(Edit), new { id = floorPlanId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> SavePlan(FloorPlanEditViewModel model)
    {
        if (!ModelState.IsValid)
        {
            var editor = await floorPlans.GetEditorAsync(model.FloorPlanID);
            if (editor is null)
            {
                return NotFound();
            }

            editor.FloorPlan = model;
            return View("Edit", editor);
        }

        var floorPlanId = await floorPlans.SavePlanAsync(model);
        TempData["FloorPlanMessage"] = "Floor plan saved.";
        return RedirectToAction(nameof(Edit), new { id = floorPlanId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> SaveLayout(FloorPlanEditorViewModel model)
    {
        try
        {
            await floorPlans.SaveLayoutAsync(model);
            TempData["FloorPlanMessage"] = "Layout saved.";
        }
        catch (InvalidOperationException ex)
        {
            TempData["FloorPlanError"] = ex.Message;
        }

        return RedirectToAction(nameof(Edit), new { id = model.FloorPlan.FloorPlanID });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> DeletePlan(int id, int projectId)
    {
        await floorPlans.DeletePlanAsync(id);
        TempData["FloorPlanMessage"] = "Floor plan deleted.";
        return RedirectToAction(nameof(Index), new { projectId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> AddFloor(FloorPlanFloorEditViewModel model)
    {
        if (ModelState.IsValid)
        {
            await floorPlans.SaveFloorAsync(model);
            TempData["FloorPlanMessage"] = "Floor added.";
        }

        return RedirectToAction(nameof(Edit), new { id = model.FloorPlanID });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> DeleteFloor(int floorPlanId, int floorPlanFloorId)
    {
        await floorPlans.DeleteFloorAsync(floorPlanFloorId);
        TempData["FloorPlanMessage"] = "Floor deleted.";
        return RedirectToAction(nameof(Edit), new { id = floorPlanId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> AddBlock(int floorPlanId, FloorPlanBlockEditViewModel model)
    {
        try
        {
            if (ModelState.IsValid)
            {
                var floorPlanBlockId = await floorPlans.SaveBlockAsync(model);
                TempData["FloorPlanMessage"] = "Block added.";
                return RedirectToAction(nameof(Edit), new { id = floorPlanId, selectedBlockId = floorPlanBlockId });
            }
        }
        catch (InvalidOperationException ex)
        {
            TempData["FloorPlanError"] = ex.Message;
        }

        return RedirectToAction(nameof(Edit), new { id = floorPlanId });
    }

    [HttpPost]
    [ValidateAntiForgeryToken]
    public async Task<IActionResult> DeleteBlock(int floorPlanId, int floorPlanBlockId)
    {
        await floorPlans.DeleteBlockAsync(floorPlanBlockId);
        TempData["FloorPlanMessage"] = "Block deleted.";
        return RedirectToAction(nameof(Edit), new { id = floorPlanId });
    }
}