func showUsage(store *storage.Storage, tx *storage.Tx, colour bool) error {
tagUsages, err := store.TagUsage(tx)
if err != nil {
return fmt.Errorf("could not retrieve tag usage: %v", err)
}
maxLength := 0
maxCountWidth := 0
for _, tagUsage := range tagUsages {
countWidth := int(math.Log(float64(tagUsage.FileCount)))
if countWidth > maxCountWidth {
maxCountWidth = countWidth
}
if len(tagUsage.Name) > maxLength {
maxLength = len(tagUsage.Name)
}
}
fmt.Println()
for _, tagUsage := range tagUsages {
fileCount := strconv.FormatUint(uint64(tagUsage.FileCount), 10)
if colour {
fileCount = ansi.Yellow(fileCount)
}
fmt.Printf(" %*s %*v\n", -maxLength, tagUsage.Name, maxCountWidth, fileCount)
}
return nil
}
func summary(colour bool) {
text := "TMSU"
if colour {
text = ansi.Bold(text)
}
fmt.Println(text)
fmt.Println()
var maxWidth int
for _, command := range helpCommands {
maxWidth = int(math.Max(float64(maxWidth), float64(len(command.Name))))
}
for _, command := range helpCommands {
if command.Hidden && log.Verbosity < 2 {
continue
}
synopsis := command.Synopsis
if !colour {
synopsis = ansi.Strip(synopsis)
}
line := fmt.Sprintf(" %-*v %v", maxWidth, command.Name, synopsis)
if command.Hidden && colour {
line = ansi.Yellow(line)
}
terminal.PrintWrapped(line)
}
fmt.Println()
text = "Global options:"
if colour {
text = ansi.Bold(text)
}
fmt.Println(text)
fmt.Println()
printOptions(globalOptions)
fmt.Println()
terminal.PrintWrapped("Specify subcommand name for detailed help on a particular subcommand, e.g. tmsu help files")
}