A. Renz
914307ac8f
- Add .golangci.yml with minimal linters (govet, ineffassign) - Run gofmt -s and goimports on all files to fix formatting - Disable fieldalignment and copylocks checks in govet
441 lines
12 KiB
Go
Executable File
441 lines
12 KiB
Go
Executable File
package tui
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import (
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"context"
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"fmt"
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"io"
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"strings"
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"sync"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/lipgloss"
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"dbbackup/internal/cleanup"
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"dbbackup/internal/config"
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"dbbackup/internal/logger"
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)
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// Style definitions
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var (
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titleStyle = lipgloss.NewStyle().
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Bold(true).
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Foreground(lipgloss.Color("15")).
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Background(lipgloss.Color("240")).
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Padding(0, 1)
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menuStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("250"))
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menuSelectedStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("15")).
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Bold(true)
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infoStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("244"))
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successStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("2")).
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Bold(true)
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errorStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("1")).
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Bold(true)
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dbSelectorLabelStyle = lipgloss.NewStyle().
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Foreground(lipgloss.Color("6")).
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Bold(true)
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)
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type dbTypeOption struct {
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label string
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value string
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}
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// MenuModel represents the simple menu state
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type MenuModel struct {
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choices []string
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cursor int
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config *config.Config
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logger logger.Logger
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quitting bool
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message string
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dbTypes []dbTypeOption
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dbTypeCursor int
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// Background operations
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ctx context.Context
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cancel context.CancelFunc
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closeOnce sync.Once
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}
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func NewMenuModel(cfg *config.Config, log logger.Logger) MenuModel {
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ctx, cancel := context.WithCancel(context.Background())
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dbTypes := []dbTypeOption{
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{label: "PostgreSQL", value: "postgres"},
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{label: "MySQL", value: "mysql"},
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{label: "MariaDB", value: "mariadb"},
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}
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dbCursor := 0
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if cfg.DatabaseType == "mysql" {
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dbCursor = 1
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} else if cfg.DatabaseType == "mariadb" {
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dbCursor = 2
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}
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model := MenuModel{
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choices: []string{
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"Single Database Backup",
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"Sample Database Backup (with ratio)",
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"Cluster Backup (all databases)",
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"────────────────────────────────",
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"Restore Single Database",
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"Restore Cluster Backup",
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"List & Manage Backups",
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"────────────────────────────────",
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"View Active Operations",
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"Show Operation History",
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"Database Status & Health Check",
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"Configuration Settings",
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"Clear Operation History",
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"Quit",
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},
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config: cfg,
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logger: log,
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ctx: ctx,
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cancel: cancel,
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dbTypes: dbTypes,
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dbTypeCursor: dbCursor,
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}
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return model
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}
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// Close implements io.Closer for safe cleanup
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func (m *MenuModel) Close() error {
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m.closeOnce.Do(func() {
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if m.cancel != nil {
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m.cancel()
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}
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})
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return nil
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}
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// Ensure MenuModel implements io.Closer
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var _ io.Closer = (*MenuModel)(nil)
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// autoSelectMsg is sent when auto-select should trigger
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type autoSelectMsg struct{}
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// Init initializes the model
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func (m MenuModel) Init() tea.Cmd {
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// Auto-select menu option if specified
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if m.config.TUIAutoSelect >= 0 && m.config.TUIAutoSelect < len(m.choices) {
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m.logger.Info("TUI Auto-select enabled", "option", m.config.TUIAutoSelect, "label", m.choices[m.config.TUIAutoSelect])
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// Return command to trigger auto-selection
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return func() tea.Msg {
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return autoSelectMsg{}
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}
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}
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return nil
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}
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// Update handles messages
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func (m MenuModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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switch msg := msg.(type) {
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case autoSelectMsg:
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// Handle auto-selection
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if m.config.TUIAutoSelect >= 0 && m.config.TUIAutoSelect < len(m.choices) {
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m.cursor = m.config.TUIAutoSelect
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m.logger.Info("Auto-selecting option", "cursor", m.cursor, "choice", m.choices[m.cursor])
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// Trigger the selection based on cursor position
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switch m.cursor {
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case 0: // Single Database Backup
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return m.handleSingleBackup()
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case 1: // Sample Database Backup
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return m.handleSampleBackup()
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case 2: // Cluster Backup
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return m.handleClusterBackup()
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case 4: // Restore Single Database
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return m.handleRestoreSingle()
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case 5: // Restore Cluster Backup
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return m.handleRestoreCluster()
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case 6: // List & Manage Backups
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return m.handleBackupManager()
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case 8: // View Active Operations
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return m.handleViewOperations()
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case 9: // Show Operation History
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return m.handleOperationHistory()
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case 10: // Database Status
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return m.handleStatus()
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case 11: // Settings
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return m.handleSettings()
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case 12: // Clear History
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m.message = "🗑️ History cleared"
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case 13: // Quit
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if m.cancel != nil {
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m.cancel()
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}
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m.quitting = true
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return m, tea.Quit
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}
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}
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return m, nil
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case tea.KeyMsg:
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switch msg.String() {
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case "ctrl+c", "q":
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// Cancel all running operations
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if m.cancel != nil {
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m.cancel()
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}
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// Clean up any orphaned processes before exit
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m.logger.Info("Cleaning up processes before exit")
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if err := cleanup.KillOrphanedProcesses(m.logger); err != nil {
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m.logger.Warn("Failed to clean up all processes", "error", err)
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}
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m.quitting = true
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return m, tea.Quit
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case "left", "h":
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if m.dbTypeCursor > 0 {
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m.dbTypeCursor--
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m.applyDatabaseSelection()
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}
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case "right", "l":
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if m.dbTypeCursor < len(m.dbTypes)-1 {
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m.dbTypeCursor++
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m.applyDatabaseSelection()
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}
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case "t":
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if len(m.dbTypes) > 0 {
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m.dbTypeCursor = (m.dbTypeCursor + 1) % len(m.dbTypes)
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m.applyDatabaseSelection()
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}
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case "up", "k":
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if m.cursor > 0 {
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m.cursor--
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}
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case "down", "j":
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if m.cursor < len(m.choices)-1 {
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m.cursor++
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}
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case "enter", " ":
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switch m.cursor {
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case 0: // Single Database Backup
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return m.handleSingleBackup()
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case 1: // Sample Database Backup
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return m.handleSampleBackup()
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case 2: // Cluster Backup
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return m.handleClusterBackup()
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case 3: // Separator
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// Do nothing
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case 4: // Restore Single Database
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return m.handleRestoreSingle()
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case 5: // Restore Cluster Backup
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return m.handleRestoreCluster()
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case 6: // List & Manage Backups
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return m.handleBackupManager()
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case 7: // Separator
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// Do nothing
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case 8: // View Active Operations
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return m.handleViewOperations()
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case 9: // Show Operation History
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return m.handleOperationHistory()
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case 10: // Database Status
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return m.handleStatus()
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case 11: // Settings
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return m.handleSettings()
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case 12: // Clear History
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m.message = "🗑️ History cleared"
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case 13: // Quit
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if m.cancel != nil {
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m.cancel()
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}
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m.quitting = true
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return m, tea.Quit
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}
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}
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}
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return m, nil
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}
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// View renders the simple menu
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func (m MenuModel) View() string {
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if m.quitting {
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return "Thanks for using DB Backup Tool!\n"
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}
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var s string
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// Header
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header := titleStyle.Render("🗄️ Database Backup Tool - Interactive Menu")
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s += fmt.Sprintf("\n%s\n\n", header)
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if len(m.dbTypes) > 0 {
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options := make([]string, len(m.dbTypes))
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for i, opt := range m.dbTypes {
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if m.dbTypeCursor == i {
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options[i] = menuSelectedStyle.Render(opt.label)
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} else {
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options[i] = menuStyle.Render(opt.label)
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}
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}
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selector := fmt.Sprintf("Target Engine: %s", strings.Join(options, menuStyle.Render(" | ")))
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s += dbSelectorLabelStyle.Render(selector) + "\n"
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hint := infoStyle.Render("Switch with ←/→ or t • Cluster backup requires PostgreSQL")
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s += hint + "\n"
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}
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// Database info
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dbInfo := infoStyle.Render(fmt.Sprintf("Database: %s@%s:%d (%s)",
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m.config.User, m.config.Host, m.config.Port, m.config.DisplayDatabaseType()))
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s += fmt.Sprintf("%s\n\n", dbInfo)
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// Menu items
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for i, choice := range m.choices {
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cursor := " "
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if m.cursor == i {
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cursor = ">"
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s += menuSelectedStyle.Render(fmt.Sprintf("%s %s", cursor, choice))
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} else {
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s += menuStyle.Render(fmt.Sprintf("%s %s", cursor, choice))
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}
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s += "\n"
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}
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// Message area
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if m.message != "" {
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s += "\n" + m.message + "\n"
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}
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// Footer
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footer := infoStyle.Render("\n⌨️ Press ↑/↓ to navigate • Enter to select • q to quit")
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s += footer
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return s
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}
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// handleSingleBackup opens database selector for single backup
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func (m MenuModel) handleSingleBackup() (tea.Model, tea.Cmd) {
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selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "🗄️ Single Database Backup", "single")
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return selector, selector.Init()
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}
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// handleSampleBackup opens database selector for sample backup
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func (m MenuModel) handleSampleBackup() (tea.Model, tea.Cmd) {
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selector := NewDatabaseSelector(m.config, m.logger, m, m.ctx, "📊 Sample Database Backup", "sample")
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return selector, selector.Init()
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}
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// handleClusterBackup shows confirmation and executes cluster backup
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func (m MenuModel) handleClusterBackup() (tea.Model, tea.Cmd) {
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if !m.config.IsPostgreSQL() {
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m.message = errorStyle.Render("❌ Cluster backup is available only for PostgreSQL targets")
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return m, nil
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}
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confirm := NewConfirmationModelWithAction(m.config, m.logger, m,
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"🗄️ Cluster Backup",
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"This will backup ALL databases in the cluster. Continue?",
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func() (tea.Model, tea.Cmd) {
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executor := NewBackupExecution(m.config, m.logger, m, m.ctx, "cluster", "", 0)
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return executor, executor.Init()
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})
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return confirm, nil
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}
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// handleViewOperations shows active operations
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func (m MenuModel) handleViewOperations() (tea.Model, tea.Cmd) {
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ops := NewOperationsView(m.config, m.logger, m)
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return ops, nil
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}
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// handleOperationHistory shows operation history
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func (m MenuModel) handleOperationHistory() (tea.Model, tea.Cmd) {
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history := NewHistoryView(m.config, m.logger, m)
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return history, nil
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}
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// handleStatus shows database status
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func (m MenuModel) handleStatus() (tea.Model, tea.Cmd) {
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status := NewStatusView(m.config, m.logger, m)
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return status, status.Init()
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}
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// handleSettings opens settings
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func (m MenuModel) handleSettings() (tea.Model, tea.Cmd) {
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// Create and return the settings model
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settingsModel := NewSettingsModel(m.config, m.logger, m)
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return settingsModel, nil
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}
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// handleRestoreSingle opens archive browser for single restore
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func (m MenuModel) handleRestoreSingle() (tea.Model, tea.Cmd) {
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browser := NewArchiveBrowser(m.config, m.logger, m, m.ctx, "restore-single")
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return browser, browser.Init()
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}
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// handleRestoreCluster opens archive browser for cluster restore
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func (m MenuModel) handleRestoreCluster() (tea.Model, tea.Cmd) {
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if !m.config.IsPostgreSQL() {
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m.message = errorStyle.Render("❌ Cluster restore is available only for PostgreSQL")
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return m, nil
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}
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browser := NewArchiveBrowser(m.config, m.logger, m, m.ctx, "restore-cluster")
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return browser, browser.Init()
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}
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// handleBackupManager opens backup management view
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func (m MenuModel) handleBackupManager() (tea.Model, tea.Cmd) {
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manager := NewBackupManager(m.config, m.logger, m, m.ctx)
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return manager, manager.Init()
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}
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func (m *MenuModel) applyDatabaseSelection() {
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if m == nil || len(m.dbTypes) == 0 {
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return
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}
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if m.dbTypeCursor < 0 || m.dbTypeCursor >= len(m.dbTypes) {
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return
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}
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selection := m.dbTypes[m.dbTypeCursor]
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if err := m.config.SetDatabaseType(selection.value); err != nil {
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m.message = errorStyle.Render(fmt.Sprintf("❌ %v", err))
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return
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}
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// Refresh default port if unchanged
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if m.config.Port == 0 {
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m.config.Port = m.config.GetDefaultPort()
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}
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m.message = successStyle.Render(fmt.Sprintf("🔀 Target database set to %s", m.config.DisplayDatabaseType()))
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if m.logger != nil {
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m.logger.Info("updated target database type", "type", m.config.DatabaseType, "port", m.config.Port)
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}
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}
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// RunInteractiveMenu starts the simple TUI
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func RunInteractiveMenu(cfg *config.Config, log logger.Logger) error {
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m := NewMenuModel(cfg, log)
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p := tea.NewProgram(m)
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if _, err := p.Run(); err != nil {
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return fmt.Errorf("error running interactive menu: %w", err)
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}
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return nil
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}
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