tbf/TBF/Rig/Input/DataStorage/UniDataStorageReader/ReaderCfg.cs

///
/// Copyright (c) 2018 Sensus Slovensko a.s.
///
using System;
using System.Collections.Generic;
using System.Xml.Serialization;
using Common;
using Config.Entities;
using TBF.Rig.Generic;
using TBF.Resources;

namespace TBF.Rig.Input.DataStorage.UniDataStorageReader
{
    ///
    /// Class and file name is preserved for backward compatibility
    /// 
	public class ReaderCfg : ComponentCfgBase, Generic.IComponentCfg, IParamsProvider
	{
		public static XmlSerializer Serializer = XmlSerializer.FromTypes(new[] { typeof(ReaderCfg) })[0];
		public override XmlSerializer GetSerializer() { return Serializer; }

		public IComponentCfgCtrl GetControl(IList<Config.Entities.Component> cmpntEntities) { return new ReaderCfgCtrl(); }


		public string DataStorageType;
        public string DataSource;
        public string QueryTemplate;


		/// Private parameterless constructor invoked by all other (public) constructors
		ReaderCfg()
		{
            InitializeAll();
        }

        public ReaderCfg(string name, IComponentFactory factory)
            : this()
        {
            this.Name = name;
            this.Factory = factory;
        }

        public string ComponentName { get { return Name; } }

        public void InitializeAll()
        {
            DataStorageType = string.Empty;
            DataSource = string.Empty;
            QueryTemplate = string.Empty;
        }

        string[] paramNames = new string[]
            {
                "Data Storage type",
                "Data source",
                "Query template",
            };
        public string ParamName(int i) { return paramNames[i]; }
        public int ParamsCount() { return paramNames.Length; }

        public ICollection<string> ParamValues(int i)
        {
            switch (i)
            {
                case 0:
                    return new string[]
                       {
                            StorageTypes.RestApi,
                            StorageTypes.RemoteDatabase,
                            StorageTypes.RemoteJson,
                            StorageTypes.RemoteCsv,
                            StorageTypes.LocalDatabase,
                            StorageTypes.LocalJson,
                            StorageTypes.LocalCsv,
                       };
                case 1:
                case 2:
                default:
                    return null;
            }
        }

        public string ToString(int i)
		{
            return string.Format("Name={0}, DataStorageType={1}",
                                 Name,
                                 DataStorageType);
        }

        public CfgUpdateFlags UpdateParam(int i, string strValue)
        {
            switch (i)
            {
                case 0: DataStorageType = strValue; return CfgUpdateFlags.RestartRqrd;
                case 1: DataSource = strValue; return CfgUpdateFlags.RestartRqrd;
                case 2: QueryTemplate = strValue; return CfgUpdateFlags.RestartRqrd;

                default: return CfgUpdateFlags.None;
            }
        }

        public bool ValidateParam(int i, string strValue, out string message)
        {
            message = string.Empty;
            strValue = strValue ?? string.Empty;

            switch (i)
            {
                case 0:
                    if (string.IsNullOrWhiteSpace(strValue))
                    {
                        message = "Data storage type must be selected.";
                        return false;
                    }
                    return true;

                case 1:
                    if (string.IsNullOrWhiteSpace(strValue))
                    {
                        message = "Data source must not be empty.";
                        return false;
                    }
                    return true;

                case 2:
                    if (string.IsNullOrWhiteSpace(strValue))
                    {
                        message = "Query template must not be empty.";
                        return false;
                    }
                    return true;

                default:
                    message = "Invalid parameter index.";
                    return false;
            }
        }

        void CopyContentTo(ReaderCfg prms)
        {
            prms.DataStorageType = this.DataStorageType;
            prms.DataSource = this.DataSource;
            prms.QueryTemplate = this.QueryTemplate;
        }

        public IParamsProvider Clone()
        {
            ReaderCfg pars = new ReaderCfg();
            CopyContentTo(pars);
            return pars;
        }

        public bool UpdateEmbeddedDbEntity()
        {
            return true;    /// =OK, do nothing
        }

        public static class StorageTypes
        {
            public const string RestApi = "REST_API";
            public const string RemoteDatabase = "REMOTE_DATABASE";
            public const string RemoteJson = "REMOTE_JSON";
            public const string RemoteCsv = "REMOTE_CSV";
            public const string LocalDatabase = "LOCAL_DATABASE";
            public const string LocalJson = "LOCAL_JSON";
            public const string LocalCsv = "LOCAL_CSV";
        }
    }
}