using Amazon.S3.Model;
using ServerCommon;
using ServerCore; using ServerBase;

using META_ID = System.UInt32;

namespace GameServer
{
    public class CraftRecipe : EntityBase
    {
        public CraftRecipe(EntityBase parent) 
            : base(EntityType.Recipe, parent)
        {
        }

        public override async Task<Result> onInit()
        {
            var parent = getDirectParent();
            NullReferenceCheckHelper.throwIfNull(parent, () => $"parent is null !!!");

            addEntityAttribute(new CraftRecipeAttribute(this, parent));
            return await base.onInit();
        }

        public override string toBasicString()
        {
            return $"{this.getTypeName()} - {getRootParent().toBasicString()}";
        }

        public override string toSummaryString()
        {
            return $"{this.getTypeName()} - {getRootParent().toBasicString()}";
        }

        public static async Task<(Result, CraftRecipe?)> createRecipeFromDoc(EntityBase parent, CraftRecipeDoc doc)
        {
            var recipe = new CraftRecipe(parent);
            var result = await recipe.onInit();
            if (result.isFail())
            {
                return (result, null);
            }

            var err_msg = string.Empty;

            var recipe_attribute = recipe.getEntityAttribute<CraftRecipeAttribute>();
            if (recipe_attribute == null)
            {
                err_msg = $"Failed to get recipe attribute : {nameof(CraftRecipeAttribute)}";
                result.setFail(ServerErrorCode.EntityAttributeIsNull, err_msg);
                Log.getLogger().error(err_msg);
                return (result, null);
            }

            if (recipe_attribute.copyEntityAttributeFromDoc(doc) == false)
            {
                err_msg = $"Failed to copyEntityAttributeFromDoc !!! : doc_type {doc.GetType()} - {recipe.getRootParent().toBasicString()}";
                result.setFail(ServerErrorCode.DynamoDbDocCopyToEntityAttributeFailed, err_msg);
                Log.getLogger().error(err_msg);
                return (result, null);
            }

            return (result, recipe);
        }

        public static async Task<(Result, CraftRecipe?)> createRecipe(EntityBase parent, META_ID craft_meta_id)
        {
            var recipe = new CraftRecipe(parent);
            var result = await recipe.onInit();
            if (result.isFail())
            {
                return (result, null);
            }

            var err_msg = string.Empty;

            var recipe_attribute = recipe.getEntityAttribute<CraftRecipeAttribute>();
            if (recipe_attribute == null)
            {
                err_msg = $"Failed to get recipe attribute : {nameof(CraftRecipeAttribute)}";
                result.setFail(ServerErrorCode.EntityAttributeIsNull, err_msg);
                Log.getLogger().error(err_msg);
                return (result, null);
            }

            recipe_attribute.CraftMetaId = craft_meta_id;

            recipe_attribute.newEntityAttribute();

            return (result, recipe);
        }
    }
}