package fight

import "go_dreamfactory/modules/battle/fight/core"

/// <summary>
/// 从roles里，过滤出符合设定的对象List
/// </summary>
/// <param name="roles">筛选前List<FightRole></param>
/// <param name="actionRole">当前行动role</param>
/// <param name="from">afterSkill里设置的From</param>
/// <returns></returns>
func FightTargetFrom(roles []core.IFightRole, actionRole core.IFightRole, from int32) []core.IFightRole {
	switch from {
	case int32(core.AferSkillFromType_All):
		// 选所有
		return roles
	case int32(core.AferSkillFromType_Friend):
		// 只选友方
		result := make([]core.IFightRole, 0)
		// roles.FindAll(role => role.Data.Side == actionRole.Data.Side);
		for _, v := range roles {
			if v.GetData().Side == actionRole.GetData().Side {
				result = append(result, v)
			}
		}
		return result
	case int32(core.AferSkillFromType_Enemy):
		// 只选敌方
		// return roles.FindAll(role => role.Data.Side != actionRole.Data.Side);
		// 只选友方
		result := make([]core.IFightRole, 0)
		// roles.FindAll(role => role.Data.Side == actionRole.Data.Side);
		for _, v := range roles {
			if v.GetData().Side != actionRole.GetData().Side {
				result = append(result, v)
			}
		}
		return result
	case int32(core.AferSkillFromType_Self):
		// 只选自己
		return []core.IFightRole{actionRole}
	case int32(core.AferSkillFromType_PlayerChoose):
		// 只选skillAtk里选择的目标
		// return roles.FindAll(role => actionRole.Data.LastChooseTarget.Contains(role.Data.Rid));
		result := make([]core.IFightRole, 0)
		// roles.FindAll(role => role.Data.Side == actionRole.Data.Side);
		for _, v := range roles {
			for _, v1 := range actionRole.GetData().LastChooseTarget {
				if v.GetData().Rid == v1 {
					result = append(result, v)
					break
				}
			}
		}
		return result

	case int32(core.AferSkillFromType_FriendExceptSelf):
		// 除自己外的友方
		// return roles.FindAll(role => role.Data.Side == actionRole.Data.Side && role != actionRole);
		result := make([]core.IFightRole, 0)
		// roles.FindAll(role => role.Data.Side == actionRole.Data.Side);
		for _, v := range roles {
			if v.GetData().Side == actionRole.GetData().Side && v != actionRole {
				result = append(result, v)
			}
		}
		return result
	case int32(core.AferSkillFromType_EnemyExceptChoose):
		// 除选定目标外的其他敌方
		// return roles.FindAll(role => role.Data.Side != actionRole.Data.Side && !actionRole.Data.LastChooseTarget.Contains(role.Data.Rid));
		result := make([]core.IFightRole, 0)
		for _, v := range roles {
			if v.GetData().Side != actionRole.GetData().Side {
				for _, v1 := range actionRole.GetData().LastChooseTarget {
					if v.GetData().Rid == v1 {
						result = append(result, v)
						break
					}
				}
			}
		}
		return result
	case int32(core.AferSkillFromType_FriendExceptChoose):
		// 除选定目标外的其他敌方
		// return roles.FindAll(role => role.Data.Side != actionRole.Data.Side && !actionRole.Data.LastChooseTarget.Contains(role.Data.Rid));
		result := make([]core.IFightRole, 0)
		for _, v := range roles {
			if v.GetData().Side != actionRole.GetData().Side {
				for _, v1 := range actionRole.GetData().LastChooseTarget {
					if v.GetData().Rid == v1 {
						result = append(result, v)
						break
					}
				}
			}
		}
		return result
		// 除选定目标外的其他友方
		// return roles.FindAll(role => role.Data.Side == actionRole.Data.Side && !actionRole.Data.LastChooseTarget.Contains(role.Data.Rid));
	}
	return []core.IFightRole{}
}