const SupportsColorEscapes = true

var TerminalColors = Colors{
	Reset:     "\033[0m",
	Bold:      "\033[1m",
	Dim:       "\033[37m",
	Underline: "\033[4m",

	Red:   "\033[31m",
	Green: "\033[32m",
	Blue:  "\033[34m",

	Cyan:    "\033[36m",
	Magenta: "\033[35m",
	Yellow:  "\033[33m",
}

type Colors struct {
	Reset     string
	Bold      string
	Dim       string
	Underline string

	Red   string
	Green string
	Blue  string

	Cyan    string
	Magenta string
	Yellow  string
}

type Loc struct {
	// This is the 0-based index of this location from the start of the file, in bytes
	Start int32
}

type Log struct {
	Debug bool

	AddMsg    func(Msg)
	HasErrors func() bool

	// This is called after the build has finished but before writing to stdout.
	// It exists to ensure that deferred warning messages end up in the terminal
	// before the data written to stdout.
	AlmostDone func()

	Done func() []Msg
}

type LogLevel int8

const (
	LevelNone LogLevel = iota
	LevelDebug
	LevelInfo
	LevelWarning
	LevelError
	LevelSilent
)

type Msg struct {
	Kind  MsgKind
	Data  MsgData
	Notes []MsgData
}

type MsgData struct {
	Text     string
	Location *MsgLocation

	// Optional user-specified data that is passed through unmodified
	UserDetail interface{}
}

type MsgDetail struct {
	Path    string
	Line    int
	Column  int
	Message string

	SourceBefore string
	SourceMarked string
	SourceAfter  string

	Indent     string
	Marker     string
	Suggestion string

	ContentAfter string
}

type MsgKind uint8

const (
	Error MsgKind = iota
	Warning
	Note
	Debug
)

type MsgLocation struct {
	File       string
	Namespace  string
	Line       int // 1-based
	Column     int // 0-based, in bytes
	Length     int // in bytes
	LineText   string
	Suggestion string
}

type OutputOptions struct {
	IncludeSource bool
	MessageLimit  int
	Color         UseColor
	LogLevel      LogLevel
}

type Path struct {
	Text      string
	Namespace string

	// This feature was added to support ancient CSS libraries that append things
	// like "?#iefix" and "#icons" to some of their import paths as a hack for IE6.
	// The intent is for these suffix parts to be ignored but passed through to
	// the output. This is supported by other bundlers, so we also support this.
	IgnoredSuffix string

	Flags PathFlags
}

type PathFlags uint8

const (
	// This corresponds to a value of "false' in the "browser" package.json field
	PathDisabled PathFlags = 1 << iota
)

type Range struct {
	Loc Loc
	Len int32
}

type SortableMsgs []Msg

type Source struct {
	Index uint32

	// This is used as a unique key to identify this source file. It should never
	// be shown to the user (e.g. never print this to the terminal).
	//
	// If it's marked as an absolute path, it's a platform-dependent path that
	// includes environment-specific things such as Windows backslash path
	// separators and potentially the user's home directory. Only use this for
	// passing to syscalls for reading and writing to the file system. Do not
	// include this in any output data.
	//
	// If it's marked as not an absolute path, it's an opaque string that is used
	// to refer to an automatically-generated module.
	KeyPath Path

	// This is used for error messages and the metadata JSON file.
	//
	// This is a mostly platform-independent path. It's relative to the current
	// working directory and always uses standard path separators. Use this for
	// referencing a file in all output data. These paths still use the original
	// case of the path so they may still work differently on file systems that
	// are case-insensitive vs. case-sensitive.
	PrettyPath string

	// An identifier that is mixed in to automatically-generated symbol names to
	// improve readability. For example, if the identifier is "util" then the
	// symbol for an "export default" statement will be called "util_default".
	IdentifierName string

	Contents string
}

type SummaryTable []SummaryTableEntry

type SummaryTableEntry struct {
	Dir         string
	Base        string
	Size        string
	Bytes       int
	IsSourceMap bool
}

type TerminalInfo struct {
	IsTTY           bool
	UseColorEscapes bool
	Width           int
	Height          int
}

type UseColor uint8

const (
	ColorIfTerminal UseColor = iota
	ColorNever
	ColorAlways
)