using System;
using System.Text;

namespace P4API.Exceptions
{
    /// <summary>
    /// Base exception for P4API.
    /// </summary>
    public class P4APIExceptions : System.Exception 
    {
        internal P4APIExceptions(){}
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "Generic P4API exception!";
            }
        }
    }
    /// <summary>
    /// Exception: Attempting to run a command while the Perforce Server is not connected!
    /// </summary>
    public class ServerNotConnected : P4APIExceptions
    {
        internal ServerNotConnected() { }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "Attempting to run a command while the Perforce Server is not connected!\n";
            }
        }
    }

    /// <summary>
    /// Exception: Changing the port when a server is connected is not allowed!
    /// </summary>
    public class ServerAlreadyConnected : P4APIExceptions
    {
        internal ServerAlreadyConnected() { }

        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "Changing the port when a server is connected is not allowed!\n";
            }
        }
    }

    /// <summary>
    /// Exception: Invalid login credentials.
    /// </summary>
    public class InvalidLogin : P4APIExceptions
    {
        private string _message;
        internal InvalidLogin(string Message) 
        {
            _message = Message;
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return String.Format("Invalid Login!\n{0}", _message) ;
            }
        }
    }

    /// <summary>
    /// Exception:  Attempting to set a property that can not be set after the server is connected!
    /// </summary>
    public class ServerNotConnected_SetVar_AfterInit : P4APIExceptions
    {
        internal ServerNotConnected_SetVar_AfterInit() { }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "Attempting to set a property that can not be set after the server is connected!\n";
            }
        }
    }

    /// <summary>
    /// Exception: You can not use the '-o' and '-i' flags in Fetch_Form and Save_Form.
    /// </summary>
    public class InvalidFormArgument : P4APIExceptions
    {
        internal InvalidFormArgument() { }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "You can not use the '-o' and '-i' flags in Fetch_Form and Save_Form.\n";
            }
        }
    }

    /// <summary>
    /// Exception:  Unable to connect to the Perforce Server!
    /// </summary>
    public class PerforceInitializationError : P4APIExceptions
    {
        private string _P4Msg;
        internal PerforceInitializationError(string msg)
        {
            _P4Msg = msg;
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return String.Format("Unable to connect to the Perforce Server!\n{0}", _P4Msg);
            }
        }
    }

    /// <summary>
    /// Exception: Error attempting to fetch form.
    /// </summary>
    public class FormFetchException : P4APIExceptions
    {
        private string _P4Msg;
        private string _P4FormName;
        internal FormFetchException(string formName, string msg)
        {
            _P4Msg = msg;
            _P4FormName = formName;
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return String.Format("Error attempting to fetch form: {0}!\n{1}",_P4FormName, _P4Msg);
            }
        }
    }

    /// <summary>
    /// Exception: Interactive 'Form' commands are unsupported in P4API.
    /// Use the 'Fetch_Form' and 'Save_Form' methods of the P4Connection object.
    /// </summary>
    public class FormCommandException : P4APIExceptions
    {
        internal FormCommandException()
        {
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return "Interactive 'Form' commands are unsupported in P4API.\nUse the 'Fetch_Form' and 'Save_Form' methods of the P4Connection object.";
            }
        }
    }

    /// <summary>
    /// Exception: Error running Perforce command!
    /// </summary>
    public class RunUnParsedException : P4APIExceptions
    {
        private P4UnParsedRecordSet _rs;
        internal RunUnParsedException(P4UnParsedRecordSet rs)
        {
            _rs = rs;
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return String.Format("Error running Perforce command!\n{0}",_rs.ErrorMessage);
            }
        }

        /// <summary>
        /// Gets the P4UnParsedRecordSet that would have been returned if an exception was not thrown.
        /// </summary>
        public P4UnParsedRecordSet Result
        {
            get
            {
                return _rs;
            }
        }
    }

    /// <summary>
    /// Exception: Error running Perforce command!
    /// </summary>
    public class RunException : P4APIExceptions
    {
        private P4RecordSet _rs;
        internal RunException(P4RecordSet rs)
        {
            _rs = rs;
        }
        /// <summary>
        /// Gets the error message for the exception.
        /// </summary>
        public override string Message
        {
            get
            {
                return String.Format("Error running Perforce command!\n{0}", _rs.ErrorMessage);
            }
        }
    }
    
}