using ManagerService.Controllers;
using ManagerService.Data;
using ManagerService.Data.SubSection;
using ManagerService.DTOs;
using ManagerService.Tests.Infrastructure;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging.Abstractions;
using System.Collections.Generic;
using System.Linq;
using Xunit;

namespace ManagerService.Tests.Controllers
{
    /// <summary>
    /// Couvre la persistance des règles de progression d'un parcours — les 3 booléens
    /// derrière la question « Comment le visiteur progresse-t-il ? » de manager-app
    /// (Libre / Dans l'ordre / Étape par étape) — et le nettoyage des champs morts.
    /// </summary>
    public class SectionParcoursControllerTests
    {
        private SectionParcoursController BuildController(MyInfoMateDbContext db)
        {
            var controller = new SectionParcoursController(
                FakeConfiguration.Create(),
                NullLogger<SectionParcoursController>.Instance,
                db);

            FakeUser.SetUser(controller, FakeUser.Create(Permissions.SuperAdmin));
            return controller;
        }

        private static SectionParcours SeedSection(MyInfoMateDbContext db, string id = "sp1", bool showMap = true)
        {
            var section = new SectionParcours
            {
                Id = id,
                InstanceId = "inst-test",
                ConfigurationId = "cfg1",
                Label = "Parcours de test",
                Title = new List<TranslationDTO>(),
                Description = new List<TranslationDTO>(),
                ShowMap = showMap,
            };
            db.Sections.Add(section);
            db.SaveChanges();
            return section;
        }

        private static GuidedPathDTO MakePath(string title = "Parcours") => new GuidedPathDTO
        {
            instanceId = "inst-test",
            title = new List<TranslationDTO> { new TranslationDTO { language = "FR", value = title } },
            description = new List<TranslationDTO>(),
            steps = new List<GuidedStepDTO>(),
            order = 0,
        };

        // ── Modes de progression ─────────────────────────────────────────────

        [Theory]
        // Libre : le visiteur choisit ses étapes dans l'ordre qu'il veut
        [InlineData(false, false, false)]
        // Dans l'ordre : séquence imposée, sans obligation de réussite
        [InlineData(true, false, false)]
        // Étape par étape : séquence + validation, étapes futures masquées
        [InlineData(true, true, true)]
        public void CreateGuidedPath_PersistsProgressionFlags(bool isLinear, bool requireSuccess, bool hideNext)
        {
            using var db = DbContextFactory.Create();
            SeedSection(db);

            var dto = MakePath();
            dto.isLinear = isLinear;
            dto.requireSuccessToAdvance = requireSuccess;
            dto.hideNextStepsUntilComplete = hideNext;

            var result = BuildController(db).CreateGuidedPath("sp1", dto);

            Assert.Equal(200, result.StatusCode);
            var saved = db.GuidedPaths.Single();
            Assert.Equal(isLinear, saved.IsLinear);
            Assert.Equal(requireSuccess, saved.RequireSuccessToAdvance);
            Assert.Equal(hideNext, saved.HideNextStepsUntilComplete);
        }

        [Fact]
        public void UpdateGuidedPath_SwitchingToFreeNavigation_ClearsSequencingFlags()
        {
            using var db = DbContextFactory.Create();
            SeedSection(db);
            var created = BuildController(db).CreateGuidedPath("sp1", MakePath());
            var path = Assert.IsType<GuidedPathDTO>(created.Value);

            // Passage « Étape par étape » → « Libre » (ce que fait applyProgressionMode côté manager-app)
            path.isLinear = false;
            path.requireSuccessToAdvance = false;
            path.hideNextStepsUntilComplete = false;

            var result = BuildController(db).UpdateGuidedPath(path);

            Assert.Equal(200, result.StatusCode);
            var saved = db.GuidedPaths.Single();
            Assert.False(saved.IsLinear);
            Assert.False(saved.RequireSuccessToAdvance);
            Assert.False(saved.HideNextStepsUntilComplete);
        }

        [Fact]
        public void CreateGuidedPath_KeepsGameModeMessages()
        {
            using var db = DbContextFactory.Create();
            SeedSection(db);

            var dto = MakePath();
            dto.isGameMode = true;
            dto.gameMessageDebut = new List<TranslationAndResourceDTO>
            {
                new TranslationAndResourceDTO { language = "FR", value = "Bienvenue dans l'escape" }
            };
            dto.gameMessageFin = new List<TranslationAndResourceDTO>
            {
                new TranslationAndResourceDTO { language = "FR", value = "Bravo !" }
            };

            BuildController(db).CreateGuidedPath("sp1", dto);

            var saved = db.GuidedPaths.Single();
            Assert.True(saved.IsGameMode);
            Assert.Equal("Bienvenue dans l'escape", saved.GameMessageDebut.Single().value);
            Assert.Equal("Bravo !", saved.GameMessageFin.Single().value);
        }

        [Fact]
        public void CreateGuidedPath_UnknownSection_Returns404()
        {
            using var db = DbContextFactory.Create();

            var result = BuildController(db).CreateGuidedPath("does-not-exist", MakePath());

            Assert.Equal(404, result.StatusCode);
        }

        // ── Étapes ───────────────────────────────────────────────────────────

        [Fact]
        public void CreateGuidedStep_PersistsGeoTriggerAndTimer()
        {
            using var db = DbContextFactory.Create();
            SeedSection(db);
            var created = BuildController(db).CreateGuidedPath("sp1", MakePath());
            var pathId = Assert.IsType<GuidedPathDTO>(created.Value).id;

            var step = new GuidedStepDTO
            {
                title = new List<TranslationDTO>(),
                description = new List<TranslationDTO>(),
                isGeoTriggered = true,
                zoneRadiusMeters = 30,
                isStepTimer = true,
                timerSeconds = 120,
                order = 0,
            };

            var result = BuildController(db).CreateGuidedStep(pathId, step);

            Assert.Equal(200, result.StatusCode);
            var saved = db.GuidedSteps.Single();
            Assert.True(saved.IsGeoTriggered);
            Assert.Equal(30, saved.ZoneRadiusMeters);
            Assert.True(saved.IsStepTimer);
            Assert.Equal(120, saved.TimerSeconds);
        }

        [Fact]
        public void GetAllGuidedPathFromSection_ReturnsPathsOrderedByOrder()
        {
            using var db = DbContextFactory.Create();
            SeedSection(db);
            var controller = BuildController(db);

            var second = MakePath("Second"); second.order = 1;
            var first = MakePath("Premier"); first.order = 0;
            controller.CreateGuidedPath("sp1", second);
            controller.CreateGuidedPath("sp1", first);

            var result = BuildController(db).GetAllGuidedPathFromSection("sp1");

            Assert.Equal(200, result.StatusCode);
            var paths = Assert.IsAssignableFrom<IEnumerable<GuidedPathDTO>>(result.Value).ToList();
            Assert.Equal(2, paths.Count);
            Assert.Equal(new int?[] { 0, 1 }, paths.Select(p => p.order).ToArray());
        }
    }
}