using System.Collections.Generic;
using System.Linq;
using EscapeRoomEngine.Engine.Runtime.Modules;
using EscapeRoomEngine.Engine.Runtime.Utilities;

namespace EscapeRoomEngine.Engine.Runtime.Requirements
{
    public abstract class OrientationRequirement : Requirement<Orientation>
    {
        protected abstract override IEnumerable<Orientation> GenerateCandidates(Module module, Space space);

        public static bool TryOrienting(Module module, Space space)
        {
            if (module.description.orientationRequirements.Count == 0)
            {
                // don't evaluate requirements if there are none
                return true;
            }
            
            var orientationCandidates = Candidates(
                Module.EveryOrientation,
                module.description.orientationRequirements,
                module, space);
            
            Logger.Log($"orientation candidates: {string.Join(",", orientationCandidates.ToList().ConvertAll(c => c.ToString()))}", LogType.RequirementResolution);
            
            if (orientationCandidates.Count > 0)
            {
                module.orientation = orientationCandidates.RandomElement();
                return true;
            }
            // ReSharper disable once RedundantIfElseBlock
            else
            {
                Logger.Log("Could not find suitable orientation for module", LogType.ModulePlacement);
                return false;
            }
        }
    }
}