using CloudBuilder.Core.Authorization;
using CloudBuilder.Core.DatabaseAccessor.Entity;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
namespace CloudBuilder.Master.Entity
 {
    [TypeScript]
    [Table("family_tree_children_map_view")]
    public class FamilyTreeChildrenMapViewEntity : ViewEntityBase
    {

    public FamilyTreeChildrenMapViewEntity() 
    {
    }

    [Column("children_common_name")]
    public string? ChildrenCommonName  { get; set; }
    [Column("children_genealogy_name")]
    public string? ChildrenGenealogyName  { get; set; }
    [Column("children_id")]
    public string ChildrenId  { get; set; }
    [Column("children_surname")]
    public string ChildrenSurname  { get; set; }
    [Column("common_name")]
    public string? CommonName  { get; set; }
    [Column("gender")]
    public string? Gender  { get; set; }
    [Column("genealogy_name")]
    public string? GenealogyName  { get; set; }
    [Column("orderby")]
    public int Orderby  { get; set; }
    [Column("person_id")]
    public string PersonId  { get; set; }
    [Column("relation_type")]
    public string? RelationType  { get; set; }
    [Column("remark")]
    public string? Remark  { get; set; }
    [Column("spouse_id")]
    public string? SpouseId  { get; set; }
    [Column("surname")]
    public string Surname  { get; set; }
    [Column("tree_id")]
    public string TreeId  { get; set; }

    public const string CHILDREN_COMMON_NAME = "ChildrenCommonName";
    public const string CHILDREN_GENEALOGY_NAME = "ChildrenGenealogyName";
    public const string CHILDREN_ID = "ChildrenId";
    public const string CHILDREN_SURNAME = "ChildrenSurname";
    public const string COMMON_NAME = "CommonName";
    public const string GENDER = "Gender";
    public const string GENEALOGY_NAME = "GenealogyName";
    public const string ORDERBY = "Orderby";
    public const string PERSON_ID = "PersonId";
    public const string RELATION_TYPE = "RelationType";
    public const string REMARK = "Remark";
    public const string SPOUSE_ID = "SpouseId";
    public const string SURNAME = "Surname";
    public const string TREE_ID = "TreeId";

    public const string DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW = "family_tree_children_map_view";
    public const string DB_NAME_FIELDS="children_common_name,children_genealogy_name,children_id,children_surname,common_name,gender,genealogy_name,orderby,person_id,relation_type,remark,spouse_id,surname,tree_id";

    public const string DB_CHILDREN_COMMON_NAME = "children_common_name";
    public const string DB_CHILDREN_GENEALOGY_NAME = "children_genealogy_name";
    public const string DB_CHILDREN_ID = "children_id";
    public const string DB_CHILDREN_SURNAME = "children_surname";
    public const string DB_COMMON_NAME = "common_name";
    public const string DB_GENDER = "gender";
    public const string DB_GENEALOGY_NAME = "genealogy_name";
    public const string DB_ORDERBY = "orderby";
    public const string DB_PERSON_ID = "person_id";
    public const string DB_RELATION_TYPE = "relation_type";
    public const string DB_REMARK = "remark";
    public const string DB_SPOUSE_ID = "spouse_id";
    public const string DB_SURNAME = "surname";
    public const string DB_TREE_ID = "tree_id";

    private string ProviderName { get; set; }

    public static FamilyTreeChildrenMapViewEntity GetInstance(string providerName)
    {
        return new FamilyTreeChildrenMapViewEntity() { ProviderName = providerName };
    }

    public virtual void CopyFrom(FamilyTreeChildrenMapViewEntity source)
    {
        CopyFrom(source, true);
    }

    public virtual void CopyFrom(FamilyTreeChildrenMapViewEntity source, bool includeSystemFields)
    {
        if (source == null)
        {
            throw new NullReferenceException("Source entity is null.");
        }

        this.ChildrenCommonName =  source.ChildrenCommonName;
        this.ChildrenGenealogyName =  source.ChildrenGenealogyName;
        this.ChildrenId =  source.ChildrenId;
        this.ChildrenSurname =  source.ChildrenSurname;
        this.CommonName =  source.CommonName;
        this.Gender =  source.Gender;
        this.GenealogyName =  source.GenealogyName;
        this.Orderby =  source.Orderby;
        this.PersonId =  source.PersonId;
        this.RelationType =  source.RelationType;
        this.Remark =  source.Remark;
        this.SpouseId =  source.SpouseId;
        this.Surname =  source.Surname;
        this.TreeId =  source.TreeId;

        if (includeSystemFields)
        {
        }
    }

    public override string GetSelectFrom()
    {
        if (ProviderName.Contains("MySql"))
        {
            return GetSelectFromByMySql();
        }
        else if (ProviderName.Contains("SqlServer"))
        {
            return GetSelectFromByBySqlServer();
        }
        else
        {
            throw new NotSupportedException($"不支持的数据库提供程序:{ProviderName}");
        }
    }
    public  string GetSelectFromByMySql()
    {
        return $" select {DB_NAME_FIELDS} from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}  with(nolock) ";
    }
    public  string GetSelectFromByBySqlServer()
    {
        return $" select {DB_NAME_FIELDS} from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}   ";
    }

    public override string GetSelectCountFrom(string sqlWhere)
    {
        if (ProviderName.Contains("MySql"))
        {
            return GetSelectCountFromByMySql(sqlWhere);
        }
        else if (ProviderName.Contains("SqlServer"))
        {
            return GetSelectCountFromBySqlServer(sqlWhere);
        }
        else
        {
            throw new NotSupportedException($"不支持的数据库提供程序:{ProviderName}");
        }
    }

    public  string GetSelectCountFromByMySql(string sqlWhere)
    {
        return $" select count(*) from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}   where 1=1 {sqlWhere}";
    }
    public  string GetSelectCountFromBySqlServer(string sqlWhere)
    {
        return $" select count(*) from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}  with(nolock) where 1=1 {sqlWhere}";
    }

	public override string GetSelectTopFrom(int limit, int start, string orderby, string orderbytag, string sqlWhere)
    {
        if (ProviderName.Contains("MySql"))
        {
            return GetSelectTopFromByMySql(limit, start, orderby, orderbytag, sqlWhere);
        }
        else if (ProviderName.Contains("SqlServer"))
        {
            return GetSelectTopFromBySqlServer(limit, start, orderby, orderbytag, sqlWhere);
        }
        else
        {
            throw new NotSupportedException($"不支持的数据库提供程序:{ProviderName}");
        }
    }

    public  string GetSelectTopFromByMySql(int limit, int start,string orderby,string orderbytag,  string sqlWhere)
    {
            if (string.IsNullOrEmpty(orderbytag)  || orderbytag.Trim() != "desc") orderbytag = "asc";
		
        if (string.IsNullOrEmpty(orderby) || !DB_NAME_FIELDS.Contains(orderby)) orderby =  DB_CHILDREN_COMMON_NAME ;  		int offset = limit * (start - 1);
        return $" select {DB_NAME_FIELDS} from (select {DB_NAME_FIELDS}  ,row_number() over(order by {orderby} {orderbytag}) as num from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}   where 1=1 {sqlWhere} ) a where num> {offset} LIMIT {limit} ";
    }

    public  string GetSelectTopFromBySqlServer(int limit, int start,string orderby,string orderbytag,  string sqlWhere)
    {
            if (string.IsNullOrEmpty(orderbytag)  || orderbytag.Trim() != "desc") orderbytag = "asc";
		
        if (string.IsNullOrEmpty(orderby) || !DB_NAME_FIELDS.Contains(orderby)) orderby =  DB_CHILDREN_COMMON_NAME ;  		string top = limit > 0 ? $"top {limit}" : "";
        return $" select {top} {DB_NAME_FIELDS} from (select {DB_NAME_FIELDS}  ,row_number() over(order by {orderby} {orderbytag}) as num from { DB_NAME_FAMILY_TREE_CHILDREN_MAP_VIEW}  with(nolock) where 1=1 {sqlWhere} ) a where num> {limit * (start - 1)}";
    }

    public FamilyTreeChildrenMapViewEntity Clone()
    {
        FamilyTreeChildrenMapViewEntity result = new FamilyTreeChildrenMapViewEntity();
        result.CopyFrom(this);

        return result;
    }

    }
}