package tgrich

import "errors"

var (
	// ErrRichTextTooLong indicates that rich-message text exceeds 32768 UTF-8 characters.
	ErrRichTextTooLong = errors.New("rich text too long")
	// ErrRichTooManyBlocks indicates that a rich message exceeds 500 blocks and counted nested items.
	ErrRichTooManyBlocks = errors.New("rich text too many blocks")
	// ErrRichNestingTooDeep indicates that rich formatting exceeds 16 nested levels.
	ErrRichNestingTooDeep = errors.New("rich text nesting deep")
	// ErrRichTooManyMedia indicates that a rich message contains more than 50 media attachments.
	ErrRichTooManyMedia = errors.New("rich text too many media")
	// ErrRichTableTooWide indicates that a table contains more than 20 columns.
	ErrRichTableTooWide = errors.New("rich text table too wide")
	// ErrRichUnknownTag indicates that a rich-text or rich-block implementation is unsupported.
	ErrRichUnknownTag = errors.New("rich unknown tag")
	// ErrRichListItemMix indicates that ordered and unordered items were mixed in one list.
	ErrRichListItemMix = errors.New("rich list items mixed: ordered and unordered")
	// ErrRichInvalidListItem indicates that an unordered item uses ordered-list attributes.
	ErrRichInvalidListItem = errors.New("rich unordered list item has ordered attributes")
	// ErrRichInvalidMedia indicates that a media block contains an incompatible media type.
	ErrRichInvalidMedia = errors.New("rich block has incompatible media type")
	// ErrRichInvalidBlockType indicates that a block's type discriminator doesn't match its Go type.
	ErrRichInvalidBlockType = errors.New("rich block has invalid type")
	// ErrRichInvalidHeading indicates that a heading has a size outside 1-6.
	ErrRichInvalidHeading = errors.New("rich heading has invalid size")
	// ErrRichInvalidMap indicates that a map has invalid coordinates, zoom, or dimensions.
	ErrRichInvalidMap = errors.New("rich map has invalid parameters")
	// ErrRichInvalidListItemType indicates that an ordered-list marker type is unsupported.
	ErrRichInvalidListItemType = errors.New("rich list item has invalid type")
	// ErrRichInvalidCheckbox indicates that a checked list item has no checkbox.
	ErrRichInvalidCheckbox = errors.New("rich list item is checked without a checkbox")
	// ErrRichInvalidTableCell indicates that a table cell has invalid spans or alignment.
	ErrRichInvalidTableCell = errors.New("rich table cell has invalid parameters")
	// ErrRichThinkingDraftOnly indicates that a thinking block was used outside a draft.
	ErrRichThinkingDraftOnly = errors.New("thinking blocks are valid only in rich-message drafts")
	// ErrRichEntityMismatch indicates that HTML conversion would lose an explicit entity value.
	ErrRichEntityMismatch = errors.New("rich entity value doesn't match visible text")
)