mirror of https://gitea.com/gitea/tea.git
102 lines
2.4 KiB
Go
102 lines
2.4 KiB
Go
package survey
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import (
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"fmt"
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"strings"
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"github.com/AlecAivazis/survey/v2/core"
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"github.com/AlecAivazis/survey/v2/terminal"
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)
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/*
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Password is like a normal Input but the text shows up as *'s and there is no default. Response
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type is a string.
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password := ""
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prompt := &survey.Password{ Message: "Please type your password" }
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survey.AskOne(prompt, &password)
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*/
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type Password struct {
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Renderer
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Message string
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Help string
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}
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type PasswordTemplateData struct {
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Password
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ShowHelp bool
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Config *PromptConfig
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}
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// PasswordQuestionTemplate is a template with color formatting. See Documentation: https://github.com/mgutz/ansi#style-format
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var PasswordQuestionTemplate = `
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{{- if .ShowHelp }}{{- color .Config.Icons.Help.Format }}{{ .Config.Icons.Help.Text }} {{ .Help }}{{color "reset"}}{{"\n"}}{{end}}
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{{- color .Config.Icons.Question.Format }}{{ .Config.Icons.Question.Text }} {{color "reset"}}
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{{- color "default+hb"}}{{ .Message }} {{color "reset"}}
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{{- if and .Help (not .ShowHelp)}}{{color "cyan"}}[{{ .Config.HelpInput }} for help]{{color "reset"}} {{end}}`
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func (p *Password) Prompt(config *PromptConfig) (interface{}, error) {
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// render the question template
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userOut, _, err := core.RunTemplate(
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PasswordQuestionTemplate,
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PasswordTemplateData{
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Password: *p,
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Config: config,
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},
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)
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fmt.Fprint(terminal.NewAnsiStdout(p.Stdio().Out), userOut)
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if err != nil {
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return "", err
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}
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rr := p.NewRuneReader()
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rr.SetTermMode()
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defer rr.RestoreTermMode()
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// no help msg? Just return any response
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if p.Help == "" {
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line, err := rr.ReadLine('*')
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return string(line), err
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}
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cursor := p.NewCursor()
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line := []rune{}
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// process answers looking for help prompt answer
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for {
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line, err = rr.ReadLine('*')
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if err != nil {
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return string(line), err
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}
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if string(line) == config.HelpInput {
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// terminal will echo the \n so we need to jump back up one row
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cursor.PreviousLine(1)
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err = p.Render(
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PasswordQuestionTemplate,
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PasswordTemplateData{
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Password: *p,
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ShowHelp: true,
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Config: config,
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},
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)
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if err != nil {
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return "", err
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}
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continue
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}
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break
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}
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lineStr := string(line)
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p.AppendRenderedText(strings.Repeat("*", len(lineStr)))
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return lineStr, err
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}
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// Cleanup hides the string with a fixed number of characters.
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func (prompt *Password) Cleanup(config *PromptConfig, val interface{}) error {
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return nil
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}
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