778 lines
19 KiB
Go
778 lines
19 KiB
Go
package widgets
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import (
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"errors"
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"fmt"
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"net/url"
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"os"
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"os/exec"
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"path"
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"strings"
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"time"
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"github.com/gdamore/tcell"
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"github.com/go-ini/ini"
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"github.com/kyoh86/xdg"
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"git.sr.ht/~sircmpwn/aerc/config"
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"git.sr.ht/~sircmpwn/aerc/lib/ui"
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)
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const (
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CONFIGURE_BASICS = iota
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CONFIGURE_INCOMING = iota
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CONFIGURE_OUTGOING = iota
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CONFIGURE_COMPLETE = iota
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)
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const (
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IMAP_OVER_TLS = iota
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IMAP_STARTTLS = iota
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IMAP_INSECURE = iota
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)
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const (
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SMTP_OVER_TLS = iota
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SMTP_STARTTLS = iota
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SMTP_INSECURE = iota
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)
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type AccountWizard struct {
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ui.Invalidatable
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aerc *Aerc
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conf *config.AercConfig
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step int
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steps []*ui.Grid
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focus int
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testing bool
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// CONFIGURE_BASICS
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accountName *ui.TextInput
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email *ui.TextInput
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fullName *ui.TextInput
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basics []ui.Interactive
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// CONFIGURE_INCOMING
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imapUsername *ui.TextInput
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imapPassword *ui.TextInput
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imapServer *ui.TextInput
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imapMode int
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imapStr *ui.Text
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imapUrl url.URL
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incoming []ui.Interactive
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// CONFIGURE_OUTGOING
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smtpUsername *ui.TextInput
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smtpPassword *ui.TextInput
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smtpServer *ui.TextInput
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smtpMode int
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smtpStr *ui.Text
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smtpUrl url.URL
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copySent bool
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outgoing []ui.Interactive
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// CONFIGURE_COMPLETE
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complete []ui.Interactive
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}
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func NewAccountWizard(conf *config.AercConfig, aerc *Aerc) *AccountWizard {
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wizard := &AccountWizard{
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accountName: ui.NewTextInput("").Prompt("> "),
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aerc: aerc,
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conf: conf,
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copySent: true,
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email: ui.NewTextInput("").Prompt("> "),
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fullName: ui.NewTextInput("").Prompt("> "),
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imapPassword: ui.NewTextInput("").Prompt("] ").Password(true),
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imapServer: ui.NewTextInput("").Prompt("> "),
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imapStr: ui.NewText("imaps://"),
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imapUsername: ui.NewTextInput("").Prompt("> "),
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smtpPassword: ui.NewTextInput("").Prompt("] ").Password(true),
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smtpServer: ui.NewTextInput("").Prompt("> "),
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smtpStr: ui.NewText("smtps://"),
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smtpUsername: ui.NewTextInput("").Prompt("> "),
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}
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// Autofill some stuff for the user
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wizard.email.OnChange(func(_ *ui.TextInput) {
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value := wizard.email.String()
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wizard.imapUsername.Set(value)
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wizard.smtpUsername.Set(value)
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if strings.ContainsRune(value, '@') {
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server := value[strings.IndexRune(value, '@')+1:]
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wizard.imapServer.Set(server)
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wizard.smtpServer.Set(server)
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}
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wizard.imapUri()
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wizard.smtpUri()
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})
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wizard.imapServer.OnChange(func(_ *ui.TextInput) {
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wizard.smtpServer.Set(wizard.imapServer.String())
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wizard.imapUri()
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wizard.smtpUri()
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})
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wizard.imapUsername.OnChange(func(_ *ui.TextInput) {
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wizard.smtpUsername.Set(wizard.imapUsername.String())
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wizard.imapUri()
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wizard.smtpUri()
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})
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wizard.imapPassword.OnChange(func(_ *ui.TextInput) {
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wizard.smtpPassword.Set(wizard.imapPassword.String())
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wizard.imapUri()
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wizard.smtpUri()
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})
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wizard.smtpServer.OnChange(func(_ *ui.TextInput) {
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wizard.smtpUri()
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})
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wizard.smtpUsername.OnChange(func(_ *ui.TextInput) {
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wizard.smtpUri()
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})
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wizard.smtpPassword.OnChange(func(_ *ui.TextInput) {
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wizard.smtpUri()
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})
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basics := ui.NewGrid().Rows([]ui.GridSpec{
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{ui.SIZE_EXACT, 8}, // Introduction
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{ui.SIZE_EXACT, 1}, // Account name (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Full name (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Email address (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_WEIGHT, 1},
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}).Columns([]ui.GridSpec{
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{ui.SIZE_WEIGHT, 1},
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})
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basics.AddChild(
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ui.NewText("\nWelcome to aerc! Let's configure your account.\n\n" +
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"This wizard supports basic IMAP & SMTP configuration.\n" +
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"For other configurations, use <Ctrl+q> to exit and read the " +
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"aerc-config(5) man page.\n" +
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"Press <Tab> to cycle between each field in this form, or <Ctrl+k> and <Ctrl+j>."))
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basics.AddChild(
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ui.NewText("Name for this account? (e.g. 'Personal' or 'Work')").
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Bold(true)).
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At(1, 0)
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basics.AddChild(wizard.accountName).
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At(2, 0)
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basics.AddChild(ui.NewFill(' ')).
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At(3, 0)
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basics.AddChild(
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ui.NewText("Full name for outgoing emails? (e.g. 'John Doe')").
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Bold(true)).
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At(4, 0)
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basics.AddChild(wizard.fullName).
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At(5, 0)
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basics.AddChild(ui.NewFill(' ')).
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At(6, 0)
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basics.AddChild(
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ui.NewText("Your email address? (e.g. 'john@example.org')").Bold(true)).
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At(7, 0)
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basics.AddChild(wizard.email).
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At(8, 0)
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selecter := newSelecter([]string{"Next"}, 0).
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OnChoose(wizard.advance)
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basics.AddChild(selecter).At(9, 0)
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wizard.basics = []ui.Interactive{
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wizard.accountName, wizard.fullName, wizard.email, selecter,
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}
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basics.OnInvalidate(func(_ ui.Drawable) {
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wizard.Invalidate()
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})
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incoming := ui.NewGrid().Rows([]ui.GridSpec{
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{ui.SIZE_EXACT, 3}, // Introduction
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{ui.SIZE_EXACT, 1}, // Username (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Password (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Server (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Connection mode (label)
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{ui.SIZE_EXACT, 2}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Connection string
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{ui.SIZE_WEIGHT, 1},
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}).Columns([]ui.GridSpec{
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{ui.SIZE_WEIGHT, 1},
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})
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incoming.AddChild(ui.NewText("\nConfigure incoming mail (IMAP)"))
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incoming.AddChild(
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ui.NewText("Username").Bold(true)).
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At(1, 0)
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incoming.AddChild(wizard.imapUsername).
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At(2, 0)
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incoming.AddChild(ui.NewFill(' ')).
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At(3, 0)
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incoming.AddChild(
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ui.NewText("Password").Bold(true)).
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At(4, 0)
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incoming.AddChild(wizard.imapPassword).
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At(5, 0)
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incoming.AddChild(ui.NewFill(' ')).
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At(6, 0)
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incoming.AddChild(
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ui.NewText("Server address "+
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"(e.g. 'mail.example.org' or 'mail.example.org:1313')").Bold(true)).
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At(7, 0)
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incoming.AddChild(wizard.imapServer).
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At(8, 0)
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incoming.AddChild(ui.NewFill(' ')).
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At(9, 0)
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incoming.AddChild(
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ui.NewText("Connection mode").Bold(true)).
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At(10, 0)
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imapMode := newSelecter([]string{
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"IMAP over SSL/TLS",
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"IMAP with STARTTLS",
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"Insecure IMAP",
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}, 0).Chooser(true).OnSelect(func(option string) {
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switch option {
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case "IMAP over SSL/TLS":
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wizard.imapMode = IMAP_OVER_TLS
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case "IMAP with STARTTLS":
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wizard.imapMode = IMAP_STARTTLS
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case "Insecure IMAP":
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wizard.imapMode = IMAP_INSECURE
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}
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wizard.imapUri()
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})
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incoming.AddChild(imapMode).At(11, 0)
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selecter = newSelecter([]string{"Previous", "Next"}, 1).
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OnChoose(wizard.advance)
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incoming.AddChild(ui.NewFill(' ')).At(12, 0)
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incoming.AddChild(wizard.imapStr).At(13, 0)
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incoming.AddChild(selecter).At(14, 0)
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wizard.incoming = []ui.Interactive{
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wizard.imapUsername, wizard.imapPassword, wizard.imapServer,
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imapMode, selecter,
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}
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incoming.OnInvalidate(func(_ ui.Drawable) {
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wizard.Invalidate()
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})
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outgoing := ui.NewGrid().Rows([]ui.GridSpec{
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{ui.SIZE_EXACT, 3}, // Introduction
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{ui.SIZE_EXACT, 1}, // Username (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Password (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Server (label)
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{ui.SIZE_EXACT, 1}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Connection mode (label)
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{ui.SIZE_EXACT, 2}, // (input)
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Connection string
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{ui.SIZE_EXACT, 1}, // Padding
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{ui.SIZE_EXACT, 1}, // Copy to sent (label)
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{ui.SIZE_EXACT, 2}, // (input)
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{ui.SIZE_WEIGHT, 1},
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}).Columns([]ui.GridSpec{
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{ui.SIZE_WEIGHT, 1},
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})
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outgoing.AddChild(ui.NewText("\nConfigure outgoing mail (SMTP)"))
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outgoing.AddChild(
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ui.NewText("Username").Bold(true)).
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At(1, 0)
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outgoing.AddChild(wizard.smtpUsername).
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At(2, 0)
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outgoing.AddChild(ui.NewFill(' ')).
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At(3, 0)
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outgoing.AddChild(
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ui.NewText("Password").Bold(true)).
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At(4, 0)
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outgoing.AddChild(wizard.smtpPassword).
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At(5, 0)
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outgoing.AddChild(ui.NewFill(' ')).
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At(6, 0)
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outgoing.AddChild(
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ui.NewText("Server address "+
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"(e.g. 'mail.example.org' or 'mail.example.org:1313')").Bold(true)).
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At(7, 0)
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outgoing.AddChild(wizard.smtpServer).
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At(8, 0)
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outgoing.AddChild(ui.NewFill(' ')).
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At(9, 0)
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outgoing.AddChild(
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ui.NewText("Connection mode").Bold(true)).
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At(10, 0)
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smtpMode := newSelecter([]string{
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"SMTP over SSL/TLS",
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"SMTP with STARTTLS",
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"Insecure SMTP",
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}, 0).Chooser(true).OnSelect(func(option string) {
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switch option {
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case "SMTP over SSL/TLS":
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wizard.smtpMode = SMTP_OVER_TLS
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case "SMTP with STARTTLS":
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wizard.smtpMode = SMTP_STARTTLS
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case "Insecure SMTP":
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wizard.smtpMode = SMTP_INSECURE
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}
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wizard.smtpUri()
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})
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outgoing.AddChild(smtpMode).At(11, 0)
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selecter = newSelecter([]string{"Previous", "Next"}, 1).
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OnChoose(wizard.advance)
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outgoing.AddChild(ui.NewFill(' ')).At(12, 0)
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outgoing.AddChild(wizard.smtpStr).At(13, 0)
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outgoing.AddChild(ui.NewFill(' ')).At(14, 0)
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outgoing.AddChild(
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ui.NewText("Copy sent messages to 'Sent' folder?").Bold(true)).
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At(15, 0)
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copySent := newSelecter([]string{"Yes", "No"}, 0).
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Chooser(true).OnChoose(func(option string) {
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switch option {
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case "Yes":
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wizard.copySent = true
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case "No":
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wizard.copySent = false
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}
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})
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outgoing.AddChild(copySent).At(16, 0)
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outgoing.AddChild(selecter).At(17, 0)
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wizard.outgoing = []ui.Interactive{
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wizard.smtpUsername, wizard.smtpPassword, wizard.smtpServer,
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smtpMode, copySent, selecter,
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}
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outgoing.OnInvalidate(func(_ ui.Drawable) {
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wizard.Invalidate()
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})
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complete := ui.NewGrid().Rows([]ui.GridSpec{
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{ui.SIZE_EXACT, 7}, // Introduction
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{ui.SIZE_WEIGHT, 1}, // Previous / Finish / Finish & open tutorial
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}).Columns([]ui.GridSpec{
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{ui.SIZE_WEIGHT, 1},
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})
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complete.AddChild(ui.NewText(
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"\nConfiguration complete!\n\n" +
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"You can go back and double check your settings, or choose 'Finish' to\n" +
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"save your settings to accounts.conf.\n\n" +
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"To add another account in the future, run ':new-account'."))
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selecter = newSelecter([]string{
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"Previous",
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"Finish",
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"Finish & open tutorial",
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}, 1).OnChoose(func(option string) {
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switch option {
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case "Previous":
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wizard.advance("Previous")
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case "Finish & open tutorial":
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wizard.finish(true)
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case "Finish":
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wizard.finish(false)
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}
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})
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complete.AddChild(selecter).At(1, 0)
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wizard.complete = []ui.Interactive{selecter}
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complete.OnInvalidate(func(_ ui.Drawable) {
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wizard.Invalidate()
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})
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wizard.steps = []*ui.Grid{basics, incoming, outgoing, complete}
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return wizard
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}
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func (wizard *AccountWizard) errorFor(d ui.Interactive, err error) {
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if d == nil {
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wizard.aerc.PushStatus(" "+err.Error(), 10*time.Second).
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Color(tcell.ColorDefault, tcell.ColorRed)
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wizard.Invalidate()
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return
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}
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for step, interactives := range [][]ui.Interactive{
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wizard.basics,
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wizard.incoming,
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wizard.outgoing,
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} {
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for focus, item := range interactives {
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if item == d {
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wizard.Focus(false)
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wizard.step = step
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wizard.focus = focus
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wizard.Focus(true)
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wizard.aerc.PushStatus(" "+err.Error(), 10*time.Second).
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Color(tcell.ColorDefault, tcell.ColorRed)
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wizard.Invalidate()
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return
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}
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}
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}
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}
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func (wizard *AccountWizard) finish(tutorial bool) {
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accountsConf := path.Join(xdg.ConfigHome(), "aerc", "accounts.conf")
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// Validation
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if wizard.accountName.String() == "" {
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wizard.errorFor(wizard.accountName,
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errors.New("Account name is required"))
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return
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}
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if wizard.email.String() == "" {
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wizard.errorFor(wizard.email,
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errors.New("Email address is required"))
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return
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}
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if wizard.fullName.String() == "" {
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wizard.errorFor(wizard.fullName,
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errors.New("Full name is required"))
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return
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}
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if wizard.imapServer.String() == "" {
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wizard.errorFor(wizard.imapServer,
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errors.New("IMAP server is required"))
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return
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}
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if wizard.imapServer.String() == "" {
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wizard.errorFor(wizard.smtpServer,
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errors.New("SMTP server is required"))
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return
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}
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file, err := ini.Load(accountsConf)
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if err == os.ErrNotExist {
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file = ini.Empty()
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} else if err != nil {
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wizard.errorFor(nil, err)
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return
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}
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var sec *ini.Section
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if sec, _ = file.GetSection(wizard.accountName.String()); sec != nil {
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wizard.errorFor(wizard.accountName,
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errors.New("An account by this name already exists"))
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return
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}
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sec, _ = file.NewSection(wizard.accountName.String())
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sec.NewKey("source", wizard.imapUrl.String())
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sec.NewKey("outgoing", wizard.smtpUrl.String())
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sec.NewKey("default", "INBOX")
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if wizard.smtpMode == SMTP_STARTTLS {
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sec.NewKey("smtp-starttls", "yes")
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}
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sec.NewKey("from", fmt.Sprintf("%s <%s>",
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wizard.fullName.String(), wizard.email.String()))
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if wizard.copySent {
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sec.NewKey("copy-to", "Sent")
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}
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f, err := os.OpenFile(accountsConf, os.O_WRONLY|os.O_CREATE, 0600)
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if err != nil {
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wizard.errorFor(nil, err)
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return
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}
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if _, err = file.WriteTo(f); err != nil {
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wizard.errorFor(nil, err)
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return
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}
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account := config.AccountConfig{
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Name: sec.Name(),
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Default: "INBOX",
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From: sec.Key("from").String(),
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Source: sec.Key("source").String(),
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Outgoing: sec.Key("outgoing").String(),
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}
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if wizard.smtpMode == SMTP_STARTTLS {
|
|
account.Params = map[string]string{
|
|
"smtp-starttls": "yes",
|
|
}
|
|
}
|
|
if wizard.copySent {
|
|
account.CopyTo = "Sent"
|
|
}
|
|
wizard.conf.Accounts = append(wizard.conf.Accounts, account)
|
|
|
|
view := NewAccountView(wizard.conf, &account,
|
|
wizard.aerc.logger, wizard.aerc)
|
|
wizard.aerc.accounts[account.Name] = view
|
|
wizard.aerc.NewTab(view, account.Name)
|
|
|
|
if tutorial {
|
|
name := "aerc-tutorial"
|
|
if _, err := os.Stat("./aerc-tutorial.7"); !os.IsNotExist(err) {
|
|
// For development
|
|
name = "./aerc-tutorial.7"
|
|
}
|
|
term, err := NewTerminal(exec.Command("man", name))
|
|
if err != nil {
|
|
wizard.errorFor(nil, err)
|
|
return
|
|
}
|
|
wizard.aerc.NewTab(term, "Tutorial")
|
|
term.OnClose = func(err error) {
|
|
wizard.aerc.RemoveTab(term)
|
|
if err != nil {
|
|
wizard.aerc.PushStatus(" "+err.Error(), 10*time.Second).
|
|
Color(tcell.ColorDefault, tcell.ColorRed)
|
|
}
|
|
}
|
|
}
|
|
|
|
wizard.aerc.RemoveTab(wizard)
|
|
}
|
|
|
|
func (wizard *AccountWizard) imapUri() url.URL {
|
|
host := wizard.imapServer.String()
|
|
user := wizard.imapUsername.String()
|
|
pass := wizard.imapPassword.String()
|
|
var scheme string
|
|
switch wizard.imapMode {
|
|
case IMAP_OVER_TLS:
|
|
scheme = "imaps"
|
|
case IMAP_STARTTLS:
|
|
scheme = "imap"
|
|
case IMAP_INSECURE:
|
|
scheme = "imap+insecure"
|
|
}
|
|
var (
|
|
userpass *url.Userinfo
|
|
userwopass *url.Userinfo
|
|
)
|
|
if pass == "" {
|
|
userpass = url.User(user)
|
|
userwopass = userpass
|
|
} else {
|
|
userpass = url.UserPassword(user, pass)
|
|
userwopass = url.UserPassword(user, strings.Repeat("*", len(pass)))
|
|
}
|
|
uri := url.URL{
|
|
Scheme: scheme,
|
|
Host: host,
|
|
User: userpass,
|
|
}
|
|
clean := url.URL{
|
|
Scheme: scheme,
|
|
Host: host,
|
|
User: userwopass,
|
|
}
|
|
wizard.imapStr.Text("Connection URL: " +
|
|
strings.ReplaceAll(clean.String(), "%2A", "*"))
|
|
wizard.imapUrl = uri
|
|
return uri
|
|
}
|
|
|
|
func (wizard *AccountWizard) smtpUri() url.URL {
|
|
host := wizard.smtpServer.String()
|
|
user := wizard.smtpUsername.String()
|
|
pass := wizard.smtpPassword.String()
|
|
var scheme string
|
|
switch wizard.smtpMode {
|
|
case SMTP_OVER_TLS:
|
|
scheme = "smtps+plain"
|
|
case SMTP_STARTTLS:
|
|
scheme = "smtp+plain"
|
|
case SMTP_INSECURE:
|
|
scheme = "smtp+plain"
|
|
}
|
|
var (
|
|
userpass *url.Userinfo
|
|
userwopass *url.Userinfo
|
|
)
|
|
if pass == "" {
|
|
userpass = url.User(user)
|
|
userwopass = userpass
|
|
} else {
|
|
userpass = url.UserPassword(user, pass)
|
|
userwopass = url.UserPassword(user, strings.Repeat("*", len(pass)))
|
|
}
|
|
uri := url.URL{
|
|
Scheme: scheme,
|
|
Host: host,
|
|
User: userpass,
|
|
}
|
|
clean := url.URL{
|
|
Scheme: scheme,
|
|
Host: host,
|
|
User: userwopass,
|
|
}
|
|
wizard.smtpStr.Text("Connection URL: " +
|
|
strings.ReplaceAll(clean.String(), "%2A", "*"))
|
|
wizard.smtpUrl = uri
|
|
return uri
|
|
}
|
|
|
|
func (wizard *AccountWizard) Invalidate() {
|
|
wizard.DoInvalidate(wizard)
|
|
}
|
|
|
|
func (wizard *AccountWizard) Draw(ctx *ui.Context) {
|
|
wizard.steps[wizard.step].Draw(ctx)
|
|
}
|
|
|
|
func (wizard *AccountWizard) getInteractive() []ui.Interactive {
|
|
switch wizard.step {
|
|
case CONFIGURE_BASICS:
|
|
return wizard.basics
|
|
case CONFIGURE_INCOMING:
|
|
return wizard.incoming
|
|
case CONFIGURE_OUTGOING:
|
|
return wizard.outgoing
|
|
case CONFIGURE_COMPLETE:
|
|
return wizard.complete
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (wizard *AccountWizard) advance(direction string) {
|
|
wizard.Focus(false)
|
|
if direction == "Next" && wizard.step < len(wizard.steps)-1 {
|
|
wizard.step++
|
|
}
|
|
if direction == "Previous" && wizard.step > 0 {
|
|
wizard.step--
|
|
}
|
|
wizard.focus = 0
|
|
wizard.Focus(true)
|
|
wizard.Invalidate()
|
|
}
|
|
|
|
func (wizard *AccountWizard) Focus(focus bool) {
|
|
if interactive := wizard.getInteractive(); interactive != nil {
|
|
interactive[wizard.focus].Focus(focus)
|
|
}
|
|
}
|
|
|
|
func (wizard *AccountWizard) Event(event tcell.Event) bool {
|
|
interactive := wizard.getInteractive()
|
|
switch event := event.(type) {
|
|
case *tcell.EventKey:
|
|
switch event.Key() {
|
|
case tcell.KeyUp:
|
|
fallthrough
|
|
case tcell.KeyCtrlK:
|
|
if interactive != nil {
|
|
interactive[wizard.focus].Focus(false)
|
|
wizard.focus--
|
|
if wizard.focus < 0 {
|
|
wizard.focus = len(interactive) - 1
|
|
}
|
|
interactive[wizard.focus].Focus(true)
|
|
}
|
|
wizard.Invalidate()
|
|
return true
|
|
case tcell.KeyDown:
|
|
fallthrough
|
|
case tcell.KeyTab:
|
|
fallthrough
|
|
case tcell.KeyCtrlJ:
|
|
if interactive != nil {
|
|
interactive[wizard.focus].Focus(false)
|
|
wizard.focus++
|
|
if wizard.focus >= len(interactive) {
|
|
wizard.focus = 0
|
|
}
|
|
interactive[wizard.focus].Focus(true)
|
|
}
|
|
wizard.Invalidate()
|
|
return true
|
|
}
|
|
}
|
|
if interactive != nil {
|
|
return interactive[wizard.focus].Event(event)
|
|
}
|
|
return false
|
|
}
|
|
|
|
type selecter struct {
|
|
ui.Invalidatable
|
|
chooser bool
|
|
focused bool
|
|
focus int
|
|
options []string
|
|
|
|
onChoose func(option string)
|
|
onSelect func(option string)
|
|
}
|
|
|
|
func newSelecter(options []string, focus int) *selecter {
|
|
return &selecter{
|
|
focus: focus,
|
|
options: options,
|
|
}
|
|
}
|
|
|
|
func (sel *selecter) Chooser(chooser bool) *selecter {
|
|
sel.chooser = chooser
|
|
return sel
|
|
}
|
|
|
|
func (sel *selecter) Invalidate() {
|
|
sel.DoInvalidate(sel)
|
|
}
|
|
|
|
func (sel *selecter) Draw(ctx *ui.Context) {
|
|
ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault)
|
|
x := 2
|
|
for i, option := range sel.options {
|
|
style := tcell.StyleDefault
|
|
if sel.focus == i {
|
|
if sel.focused {
|
|
style = style.Reverse(true)
|
|
} else if sel.chooser {
|
|
style = style.Bold(true)
|
|
}
|
|
}
|
|
x += ctx.Printf(x, 1, style, "[%s]", option)
|
|
x += 5
|
|
}
|
|
}
|
|
|
|
func (sel *selecter) OnChoose(fn func(option string)) *selecter {
|
|
sel.onChoose = fn
|
|
return sel
|
|
}
|
|
|
|
func (sel *selecter) OnSelect(fn func(option string)) *selecter {
|
|
sel.onSelect = fn
|
|
return sel
|
|
}
|
|
|
|
func (sel *selecter) Selected() string {
|
|
return sel.options[sel.focus]
|
|
}
|
|
|
|
func (sel *selecter) Focus(focus bool) {
|
|
sel.focused = focus
|
|
sel.Invalidate()
|
|
}
|
|
|
|
func (sel *selecter) Event(event tcell.Event) bool {
|
|
switch event := event.(type) {
|
|
case *tcell.EventKey:
|
|
switch event.Key() {
|
|
case tcell.KeyCtrlH:
|
|
fallthrough
|
|
case tcell.KeyLeft:
|
|
if sel.focus > 0 {
|
|
sel.focus--
|
|
sel.Invalidate()
|
|
}
|
|
if sel.onSelect != nil {
|
|
sel.onSelect(sel.Selected())
|
|
}
|
|
case tcell.KeyCtrlL:
|
|
fallthrough
|
|
case tcell.KeyRight:
|
|
if sel.focus < len(sel.options)-1 {
|
|
sel.focus++
|
|
sel.Invalidate()
|
|
}
|
|
if sel.onSelect != nil {
|
|
sel.onSelect(sel.Selected())
|
|
}
|
|
case tcell.KeyEnter:
|
|
if sel.onChoose != nil {
|
|
sel.onChoose(sel.Selected())
|
|
}
|
|
}
|
|
}
|
|
return false
|
|
}
|