titor
c9b77feabe
- 添加邮件详情面板显示（主题、发件人、收件人、抄送、账户、时间、正文） - 优化邮件列表卡片样式，增加选中高亮效果 - 窗口宽度 >= 80 时启用双面板布局，左侧列表右侧详情 - 简化依赖包，从 charm.land 使用统一导入路径 - 删除未使用的 golangci/goreleaser 配置文件
482 lines
12 KiB
Go
482 lines
12 KiB
Go
package inbox
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import (
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"fmt"
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"io"
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"strings"
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"time"
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"charm.land/bubbles/v2/key"
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"charm.land/bubbles/v2/list"
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"charm.land/bubbles/v2/spinner"
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tea "charm.land/bubbletea/v2"
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"charm.land/lipgloss/v2"
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_ "charm.land/bubbles/v2/help"
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)
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type EmailDetail struct {
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UID uint32
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From string
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FromName string
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To string
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Cc string
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Subject string
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Date time.Time
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TextBody string
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HTMLBody string
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Account string
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AccountID string
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}
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type DetailResultMsg struct {
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Detail *EmailDetail
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Err error
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}
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type EmailItem struct {
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UID uint32
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From string
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FromName string
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Subject string
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Date time.Time
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Preview string
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Account string
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AccountID string
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}
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func (e EmailItem) FilterValue() string {
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return fmt.Sprintf("%s %s %s %s", e.Account, e.FromName, e.From, e.Subject)
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}
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func (e EmailItem) Title() string {
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return fmt.Sprintf("%s · %s - %s", e.Account, e.FromName, e.Subject)
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}
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func (e EmailItem) Description() string {
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return e.Preview
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}
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func formatTimeAgo(d time.Duration) string {
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if d < time.Minute {
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return "刚刚"
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}
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if d < time.Hour {
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mins := int(d.Minutes())
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return fmt.Sprintf("%d分钟前", mins)
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}
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if d < 24*time.Hour {
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hours := int(d.Hours())
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return fmt.Sprintf("%d小时前", hours)
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}
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if d < 7*24*time.Hour {
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days := int(d.Hours() / 24)
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return fmt.Sprintf("%d天前", days)
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}
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return d.Truncate(24 * time.Hour).String()
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}
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func truncateString(s string, maxWidth int) string {
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if maxWidth <= 0 {
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return ""
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}
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runes := []rune(s)
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if len(runes) <= maxWidth {
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return s
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}
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if maxWidth <= 3 {
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return strings.Repeat(".", maxWidth)
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}
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return string(runes[:maxWidth-3]) + "..."
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}
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type InboxModel struct {
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list list.Model
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emails []EmailItem
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loading bool
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err error
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selectedEmail *EmailItem
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selectedDetail *EmailDetail
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loadingDetail bool
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windowWidth int
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windowHeight int
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helpKeyMap inboxHelpKeyMap
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spinner spinner.Model
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detailFetcher DetailFetcher
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}
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type inboxHelpKeyMap struct{}
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func (i inboxHelpKeyMap) ShortHelp() []key.Binding {
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return []key.Binding{
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key.NewBinding(key.WithHelp("↑", "上移")),
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key.NewBinding(key.WithHelp("↓", "下移")),
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key.NewBinding(key.WithHelp("enter", "查看详情")),
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key.NewBinding(key.WithHelp("/", "搜索")),
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key.NewBinding(key.WithHelp("q", "退出")),
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}
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}
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func (i inboxHelpKeyMap) FullHelp() [][]key.Binding {
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return [][]key.Binding{
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{
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key.NewBinding(key.WithHelp("↑↓", "移动")),
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key.NewBinding(key.WithHelp("enter", "查看详情")),
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key.NewBinding(key.WithHelp("/", "搜索")),
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key.NewBinding(key.WithHelp("q", "退出")),
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},
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}
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}
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func NewInboxModel() *InboxModel {
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l := list.New(nil, emailDelegate{}, 40, 14)
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l.Title = "收件箱"
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l.Styles = list.DefaultStyles(true)
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l.Styles.Title = inboxTitleStyle
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l.Styles.NoItems = inboxNoItemsStyle
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l.SetShowHelp(true)
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l.SetShowPagination(false)
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l.SetFilteringEnabled(true)
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s := spinner.New()
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s.Spinner = spinner.Dot
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s.Style = spinnerStyle
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return &InboxModel{
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list: l,
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emails: []EmailItem{},
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windowWidth: 0,
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spinner: s,
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}
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}
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func (m *InboxModel) SetEmails(emails []EmailItem) {
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m.emails = emails
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items := make([]list.Item, len(emails))
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for i, e := range emails {
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items[i] = e
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}
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m.list.SetItems(items)
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m.list.Title = fmt.Sprintf("收件箱 (%d 封新邮件)", len(items))
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}
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func (m InboxModel) Init() tea.Cmd {
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return tea.Batch(
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func() tea.Msg {
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return tea.WindowSizeMsg{Width: 120, Height: 30}
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},
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m.spinner.Tick,
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)
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}
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func fetchEmailDetail(accountID string, uid uint32, fetcher DetailFetcher) tea.Cmd {
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return func() tea.Msg {
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detail, err := fetcher(accountID, uid)
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return DetailResultMsg{Detail: detail, Err: err}
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}
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}
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func (m *InboxModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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var cmd tea.Cmd
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switch msg := msg.(type) {
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case tea.KeyMsg:
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if msg.String() == "ctrl+c" {
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return m, tea.Quit
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}
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if msg.String() == "enter" {
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email := m.SelectedEmail()
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if email != nil && m.detailFetcher != nil {
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m.loadingDetail = true
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m.selectedDetail = nil
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return m, fetchEmailDetail(email.AccountID, email.UID, m.detailFetcher)
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}
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}
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case tea.WindowSizeMsg:
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m.windowWidth = msg.Width
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m.windowHeight = msg.Height
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m.list.SetWidth(calculateListWidth(msg.Width))
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m.list.SetHeight(int(float64(msg.Height) * 0.8))
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case DetailResultMsg:
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m.loadingDetail = false
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if msg.Err != nil {
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m.err = msg.Err
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} else {
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m.selectedDetail = msg.Detail
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}
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case spinner.TickMsg:
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m.spinner, cmd = m.spinner.Update(msg)
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return m, cmd
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}
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m.list, cmd = m.list.Update(msg)
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return m, cmd
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}
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func calculateListWidth(totalWidth int) int {
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if totalWidth <= 0 {
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return 0
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}
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return int(float64(totalWidth) * 0.45)
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}
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func (m InboxModel) View() tea.View {
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if m.loading {
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return tea.NewView(loadingStyle.Render("正在加载邮件..."))
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}
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if m.err != nil {
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return tea.NewView(errorStyle.Render(fmt.Sprintf("错误: %v", m.err)))
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}
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listWidth := calculateListWidth(m.windowWidth)
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detailWidth := m.windowWidth - listWidth - 1
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m.list.SetWidth(listWidth)
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mainContentStyle := lipgloss.NewStyle().
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Width(m.windowWidth - 1).
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Height(m.windowHeight - 2)
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helpBarStyle := lipgloss.NewStyle().
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Width(m.windowWidth - 1).
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Foreground(lipgloss.Color("241"))
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helpView := helpBarStyle.Render(m.list.Help.View(m.helpKeyMap))
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if m.windowWidth >= 80 {
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detailView := m.renderDetailPanel(detailWidth)
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listView := m.list.View()
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mainContent := lipgloss.JoinHorizontal(lipgloss.Top, listView, detailView)
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box := mainContentStyle.Render(mainContent)
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content := lipgloss.JoinVertical(lipgloss.Bottom, box, helpView)
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v := tea.NewView(content)
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v.AltScreen = true
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return v
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}
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listView := m.list.View()
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box := mainContentStyle.Render(listView)
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content := lipgloss.JoinVertical(lipgloss.Bottom, box, helpView)
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v := tea.NewView(content)
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v.AltScreen = true
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return v
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}
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func (m InboxModel) renderHelpBar() string {
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helpItems := "↑↓ 移动 │ enter 查看详情 │ / 搜索 │ q 退出"
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return helpBarStyle.Render(helpItems)
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}
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func (m InboxModel) renderDetailPanel(listWidth int) string {
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email := m.SelectedEmail()
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if email == nil {
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return detailPanelStyle.Render("选择一封邮件查看详情")
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}
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if m.loadingDetail {
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spinnerView := m.spinner.View()
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loadingText := detailMetaStyle.Render(spinnerView + " 正在加载邮件内容...")
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return detailPanelStyle.Width(40).Render(loadingText)
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}
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if m.selectedDetail != nil {
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detail := m.selectedDetail
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subject := detailTitleStyle.Render(detail.Subject)
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from := detailMetaStyle.Render(fmt.Sprintf("发件人: %s", detail.From))
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to := detailMetaStyle.Render(fmt.Sprintf("收件人: %s", detail.To))
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if detail.Cc != "" {
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to += "\n" + detailMetaStyle.Render(fmt.Sprintf("抄送: %s", detail.Cc))
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}
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account := detailMetaStyle.Render(fmt.Sprintf("账户: %s", detail.Account))
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date := detailMetaStyle.Render(fmt.Sprintf("时间: %s", detail.Date.Format("2006-01-02 15:04")))
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var body string
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if detail.TextBody != "" {
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body = detailBodyStyle.Render(detail.TextBody)
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} else if detail.HTMLBody != "" {
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body = detailMetaStyle.Render("[HTML邮件内容]")
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} else {
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body = detailMetaStyle.Render("[无正文]")
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}
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content := fmt.Sprintf("%s\n%s\n%s\n%s\n%s\n\n%s", subject, from, to, account, date, body)
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detailWidth := 40
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if m.windowWidth > 0 {
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detailWidth = m.windowWidth - listWidth - 1
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}
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if detailWidth < 10 {
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detailWidth = 40
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}
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return detailPanelStyle.Width(detailWidth).Render(content)
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}
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subject := detailTitleStyle.Render(email.Subject)
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from := detailMetaStyle.Render(fmt.Sprintf("发件人: %s <%s>", email.FromName, email.From))
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account := detailMetaStyle.Render(fmt.Sprintf("账户: %s", email.Account))
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date := detailMetaStyle.Render(fmt.Sprintf("时间: %s", email.Date.Format("2006-01-02 15:04")))
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preview := detailPanelStyle.Render(email.Preview)
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content := fmt.Sprintf("%s\n%s\n%s\n%s\n\n%s", subject, from, account, date, preview)
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detailWidth := 40
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if m.windowWidth > 0 {
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detailWidth = m.windowWidth - listWidth - 1
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}
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if detailWidth < 10 {
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detailWidth = 40
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}
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return detailPanelStyle.Width(detailWidth).Render(content)
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}
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func (m *InboxModel) SetLoading(loading bool) {
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m.loading = loading
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}
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func (m *InboxModel) SetError(err error) {
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m.err = err
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}
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func (m InboxModel) SelectedEmail() *EmailItem {
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idx := m.list.Index()
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if idx >= 0 && idx < len(m.emails) {
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return &m.emails[idx]
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}
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return nil
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}
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var (
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inboxTitleStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("219")).
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Bold(true)
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inboxNoItemsStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("241")).
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Padding(1, 2)
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loadingStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("219")).
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Padding(1, 2)
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errorStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("196")).
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Padding(1, 2)
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emailCardSubjectStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("255")).
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Bold(true).
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Padding(0, 2)
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emailCardMetaStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("241")).
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Padding(0, 2)
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emailCardSubjectSelectedStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("255")).
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Bold(true).
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Background(lipgloss.Color("99")).
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Border(lipgloss.NormalBorder()).
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BorderLeft(true).
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BorderForeground(lipgloss.Color("219")).
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Padding(0, 2)
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emailCardMetaSelectedStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("186")).
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Background(lipgloss.Color("99")).
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Border(lipgloss.NormalBorder()).
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BorderLeft(true).
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BorderForeground(lipgloss.Color("219")).
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Padding(0, 2)
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detailPanelStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("255")).
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Padding(1, 2)
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detailTitleStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("219")).
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Bold(true).
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Padding(0, 1)
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detailMetaStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("241")).
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Padding(0, 1)
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detailBodyStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("252")).
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Padding(0, 1)
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helpBarStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("241")).
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Padding(0, 1)
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spinnerStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("219"))
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cardSpacing = 1
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)
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type DetailFetcher func(accountID string, uid uint32) (*EmailDetail, error)
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func (m *InboxModel) SetDetailFetcher(fetcher DetailFetcher) {
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m.detailFetcher = fetcher
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}
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type emailDelegate struct{}
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func (d emailDelegate) Height() int { return 2 }
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func (d emailDelegate) Spacing() int { return 0 }
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func (d emailDelegate) Update(msg tea.Msg, m *list.Model) tea.Cmd {
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return nil
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}
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func (d emailDelegate) Render(w io.Writer, m list.Model, index int, item list.Item) {
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email, ok := item.(EmailItem)
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if !ok {
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return
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}
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isSelected := index == m.Index()
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width := m.Width() - 1
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subjectWidth := width - 2
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metaWidth := width - 2
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subject := truncateString(email.Subject, subjectWidth)
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meta := truncateString("▣ "+email.Account+" · "+formatTimeAgo(time.Since(email.Date)), metaWidth)
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if isSelected {
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subjectStyle := lipgloss.NewStyle().
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Width(width).
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Foreground(lipgloss.Color("255")).
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Background(lipgloss.Color("99")).
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Padding(1, 1, 0, 1)
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metaStyle := lipgloss.NewStyle().
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Width(width).
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Foreground(lipgloss.Color("186")).
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Background(lipgloss.Color("99")).
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Padding(0, 1, 1, 1)
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fmt.Fprintf(w, "%s\n%s",
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subjectStyle.Render(subject),
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metaStyle.Render(meta))
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} else {
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subjectStyle := lipgloss.NewStyle().
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Width(width).
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Foreground(lipgloss.Color("255")).
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Padding(1, 1, 0, 1)
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metaStyle := lipgloss.NewStyle().
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Width(width).
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Foreground(lipgloss.Color("241")).
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Padding(0, 1, 1, 1)
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fmt.Fprintf(w, "%s\n%s",
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subjectStyle.Render(subject),
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metaStyle.Render(meta))
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}
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}
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