62 lines
1.2 KiB
Go
62 lines
1.2 KiB
Go
package cli
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import (
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"fmt"
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"log"
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"os"
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)
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type ProgramFunction func() error
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type Program struct {
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Name string
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Function ProgramFunction
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ShortDescription string
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}
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var HelpHeader = `This is the help page of transfem-startpage.
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transfem-startpage {program} {...args}
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The following Programs are available:`
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var Programs = []Program{
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{
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Name: "help",
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ShortDescription: "get more information on how the cli in general or a specific program works",
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},
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{
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Name: "start",
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Function: Start,
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ShortDescription: "start the webserver",
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},
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{
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Name: "cache",
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Function: Cache,
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ShortDescription: "do something with the cache",
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},
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}
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func Cli() {
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fmt.Println("running transfem startpage")
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// getting around initialization cycle
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Programs[0].Function = Help
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programName := "help"
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if len(os.Args) > 1 {
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programName = os.Args[1]
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}
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log.Println("running program", programName)
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var selectedProgram *Program = nil
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for i, p := range Programs {
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if p.Name == programName {
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selectedProgram = &Programs[i]
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break
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}
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}
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if selectedProgram == nil {
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log.Panicln("couldn't find program", programName, ". EXITING")
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}
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selectedProgram.Function()
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}
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