using Google.Protobuf.WellKnownTypes;
using ServerCommon;
using ServerCore; using ServerBase;

using BEACON_GUID = System.String;
using META_ID = System.UInt32;
using ANCHOR_GUID = System.String;

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

        public override async Task<Result> onInit()
        {
            var direct_parent = getDirectParent();
            NullReferenceCheckHelper.throwIfNull(direct_parent, () => $"direct_parent is null !!!");
            addEntityAttribute(new CraftAttribute(this, direct_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, Craft?)> createCraftFromDoc(EntityBase parent, CraftDoc doc)
        {
            var craft = new Craft(parent);
            var result = await craft.onInit();
            if (result.isFail())
            {
                return (result, null);
            }

            var err_msg = string.Empty;

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

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

            return (result, craft);
        }

        public static async Task<(Result, Craft?)> createCraft(EntityBase parent, ANCHOR_GUID anchor_guid, META_ID craft_meta_id, BEACON_GUID beacon_guid, DateTime now, DateTime craft_finish_time, int craft_count)
        {
            var craft = new Craft(parent);
            var result = await craft.onInit();
            if (result.isFail())
            {
                return (result, null);
            }

            var err_msg = string.Empty;

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

            craft_attribute.AnchorGuid = anchor_guid;
            craft_attribute.CraftMetaId = craft_meta_id;
            craft_attribute.CraftStartTime = now;
            craft_attribute.CraftFinishTime = craft_finish_time;
            craft_attribute.BeaconGuid = beacon_guid;
            craft_attribute.CraftCount = craft_count;

            craft_attribute.newEntityAttribute();

            return (result, craft);
        }

        public CraftInfo toCraftData4Client()
        {
            var craft_4_client = new CraftInfo();

            var craft_attribute = getEntityAttribute<CraftAttribute>();
            NullReferenceCheckHelper.throwIfNull(craft_attribute, () => $"craft_attribute is null !!!");

            craft_4_client.AnchorGuid = craft_attribute.AnchorGuid;
            craft_4_client.CraftMetaId = (int)craft_attribute.CraftMetaId;
            craft_4_client.CraftStartTime = new Timestamp();
            if (craft_attribute.CraftStartTime != new DateTime())
            {
                craft_4_client.CraftStartTime = Timestamp.FromDateTime(craft_attribute.CraftStartTime);
            }
            craft_4_client.CraftFinishTime = Timestamp.FromDateTime(craft_attribute.CraftFinishTime);
            craft_4_client.BeaconGuid = craft_attribute.BeaconGuid;
            craft_4_client.CraftCount = craft_attribute.CraftCount;

            return craft_4_client;
        }
    }
}