DP44/docs/ai/Common/DTS.Common/Enums/Channels.md

source_files, generated_at, model, schema_version, sha256

source_files	generated_at	model	schema_version	sha256
Common/DTS.Common/Enums/Channels/ChannelCodeType.cs	2026-04-17T16:40:22.843052+00:00	zai-org/GLM-5-FP8	1	a889ef7dd7c871e6

Documentation: ChannelCodeType.cs

1. Purpose

This module defines channel code type classifications for the DTS system, providing both an enumeration and associated constants. It establishes the distinction between ISO-standardized channel codes (conforming to ISO 13499) and user-defined channel codes, along with their respective string representations and length constraints. This serves as a foundational reference for channel code validation and type checking throughout the system.

2. Public Interface

Class: ChannelEnumsAndConstants

A container class housing channel-related enumeration and constants.

Constants

Name	Type	Value	Description
IsoCodeTypeString	string	"ISO 13499"	String representation for ISO channel code type
UserCodeTypeString	string	"User"	String representation for User-defined channel code type
ISO_CODE_LENGTH	int	16	Maximum/expected length for ISO channel codes
USER_CODE_LENGTH	int	50	Maximum/expected length for user-defined channel codes

Enum: ChannelCodeType

Nested enumeration representing channel code classification.

Member	Value	Description
ISO	0	Represents ISO 13499 standardized channel codes
User	1	Represents user-defined channel codes

3. Invariants

• ISO channel codes must have a length of exactly 16 characters (as defined by ISO_CODE_LENGTH).
• User-defined channel codes must have a length of up to 50 characters (as defined by USER_CODE_LENGTH).
• The string representation "ISO 13499" corresponds to ChannelCodeType.ISO.
• The string representation "User" corresponds to ChannelCodeType.User.
• The enum values are implicitly ordered: ISO = 0, User = 1.

4. Dependencies

Dependencies (what this module imports)

• None - This module is self-contained with no external imports or references.

Dependents (what depends on this module)

• Unknown - No consumers are visible in the provided source. Other modules in the DTS.Common.Enums.Channels namespace or broader DTS.Common assembly likely reference this, but this cannot be confirmed from the source alone.

5. Gotchas

1. Naming inconsistency: The class is named ChannelEnumsAndConstants (plural, suggesting multiple enums), but the file is named ChannelCodeType.cs. The class contains only one enum, making the class name potentially misleading.

2. Inconsistent constant naming convention: The code mixes naming styles:

   • IsoCodeTypeString and UserCodeTypeString use PascalCase
   • ISO_CODE_LENGTH and USER_CODE_LENGTH use SCREAMING_SNAKE_CASE

   This may cause confusion about which convention to follow when extending.

3. String-to-enum mismatch: