100 lines
3.0 KiB
Go
100 lines
3.0 KiB
Go
package mujica
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import (
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"log/slog"
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"strings"
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"github.com/egoist/mygo/ui"
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"mujicaui/icons"
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)
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// LoginFormState holds the form; only OnSubmit sees the password.
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type LoginFormState struct {
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Account string
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Remember bool
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password string
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tried bool
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submitting bool
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err string
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}
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// EndSubmit finishes a sign-in, shows err and wipes the password.
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func (s *LoginFormState) EndSubmit(err string) {
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if !s.submitting {
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panic("mujica: LoginFormState.EndSubmit without a submit in progress")
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}
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s.submitting, s.err, s.password = false, err, ""
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slog.Debug("mujica: login_form submit ended", "failed", err != "")
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}
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// LoginFormOptions configure a LoginForm. OnSubmit is required.
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type LoginFormOptions struct {
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// OnSubmit alone receives the credentials; then call EndSubmit.
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OnSubmit func(account, password string, remember bool)
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// AccountLabel replaces the built-in "Email or username".
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AccountLabel string
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Disabled bool
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}
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// LoginForm collects credentials; it never checks or stores them.
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func LoginForm(c *ui.Context, s *LoginFormState, opts LoginFormOptions) *ui.Element {
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if opts.OnSubmit == nil {
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panic("mujica: LoginForm needs OnSubmit")
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}
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k := Tokens(c)
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d := Density(c)
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accountLabel := opts.AccountLabel
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if accountLabel == "" {
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accountLabel = msg(c, "login_form.account")
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}
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e := ui.Column(c).Gap(d.Unit() * 4).Width(340).Disabled(opts.Disabled)
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disabled := e.IsDisabled()
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missing := func(v string) string {
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if s.tried && strings.TrimSpace(v) == "" {
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return msg(c, "form.required")
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}
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return ""
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}
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submit := false
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var acc, pw InputResult
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e.Children(func() {
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FormField(c, accountLabel, FormFieldOptions{Required: true}, func() *ui.Element {
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acc = TextInput(c, &s.Account, TextInputOptions{Disabled: disabled || s.submitting, Error: missing(s.Account)})
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return acc.Input
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})
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FormField(c, msg(c, "login_form.password"), FormFieldOptions{Required: true}, func() *ui.Element {
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pw = PasswordInput(c, &s.password, PasswordInputOptions{Disabled: disabled || s.submitting, Error: missing(s.password)})
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return pw.Input
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})
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if acc.Changed() || pw.Changed() {
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s.err = ""
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}
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Checkbox(c, &s.Remember, msg(c, "login_form.remember"), CheckboxOptions{Disabled: disabled || s.submitting})
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if s.err != "" {
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ui.Row(c).Gap(d.Unit() * 2).AlignItems(ui.Start).TextColor(k.Danger).Role(ui.RoleStatus).Children(func() {
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ui.Icon(c, icons.Must("circle-alert")).Size(16, 16).Shrink(0)
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ui.Text(c, s.err).Grow(1)
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})
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}
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b := Button(c, msg(c, "login_form.submit"), ButtonOptions{Loading: s.submitting, Disabled: disabled})
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b.FillWidth()
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submit = b.Clicked() || acc.Submitted() || pw.Submitted()
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})
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if submit && !disabled && !s.submitting {
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s.tried = true
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switch {
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case strings.TrimSpace(s.Account) == "":
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acc.Input.Focus()
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return e
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case s.password == "":
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pw.Input.Focus()
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return e
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}
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s.submitting, s.err = true, ""
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slog.Debug("mujica: login_form submitted")
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opts.OnSubmit(strings.TrimSpace(s.Account), s.password, s.Remember)
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}
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return e
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}
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