427 lines
8.3 KiB
Go
427 lines
8.3 KiB
Go
package filter
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import (
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"encoding/json"
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"fmt"
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"os"
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"strings"
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"git.andreafazzi.eu/andrea/probo/pkg/store/file"
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"github.com/TylerBrock/colorjson"
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"github.com/charmbracelet/bubbles/help"
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"github.com/charmbracelet/bubbles/key"
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"github.com/charmbracelet/bubbles/spinner"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/charmbracelet/lipgloss"
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"github.com/itchyny/gojq"
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"github.com/remogatto/sugarfoam/components/group"
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"github.com/remogatto/sugarfoam/components/header"
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"github.com/remogatto/sugarfoam/components/statusbar"
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"github.com/remogatto/sugarfoam/components/textinput"
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"github.com/remogatto/sugarfoam/components/viewport"
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"github.com/remogatto/sugarfoam/layout"
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)
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type storeLoadedMsg struct {
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store []any
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}
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type resultMsg struct {
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result []any
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}
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type errorMsg struct {
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error error
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}
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type FilterModel struct {
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// UI
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textInput *textinput.Model
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viewport *viewport.Model
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group *group.Model
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help help.Model
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statusBar *statusbar.Model
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spinner spinner.Model
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// Layout
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document *layout.Layout
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// Key bindings
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bindings *keyBindings
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// file store
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store []any
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result []any
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// json
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lastQuery string
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FilteredJson string
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InputJson string
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state int
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filterType string
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}
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type keyBindings struct {
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group *group.Model
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quit, enter key.Binding
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}
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func (k *keyBindings) ShortHelp() []key.Binding {
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keys := make([]key.Binding, 0)
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current := k.group.Current()
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switch item := current.(type) {
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case *viewport.Model:
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keys = append(
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keys,
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item.KeyMap.Up,
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item.KeyMap.Down,
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)
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}
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keys = append(
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keys,
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k.quit,
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)
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return keys
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}
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func (k keyBindings) FullHelp() [][]key.Binding {
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return [][]key.Binding{
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{
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k.quit,
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},
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}
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}
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func newBindings(g *group.Model) *keyBindings {
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return &keyBindings{
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group: g,
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quit: key.NewBinding(
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key.WithKeys("esc"), key.WithHelp("esc", "Quit app"),
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),
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enter: key.NewBinding(
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key.WithKeys("enter"), key.WithHelp("enter", "Quit app and return the results"),
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),
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}
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}
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func New(path string, filterType string, stdin string) *FilterModel {
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textInput := textinput.New(
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textinput.WithPlaceholder("Write your jq filter here..."),
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)
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viewport := viewport.New()
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help := help.New()
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group := group.New(
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group.WithItems(textInput, viewport),
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group.WithLayout(
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layout.New(
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layout.WithStyles(&layout.Styles{Container: lipgloss.NewStyle().Padding(1, 0, 1, 0)}),
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layout.WithItem(textInput),
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layout.WithItem(viewport),
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),
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),
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)
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bindings := newBindings(group)
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statusBar := statusbar.New(bindings)
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s := spinner.New(
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spinner.WithStyle(
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lipgloss.NewStyle().Foreground(lipgloss.Color("265"))),
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)
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s.Spinner = spinner.Dot
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header := header.New(
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header.WithContent(
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lipgloss.NewStyle().
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Bold(true).
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Border(lipgloss.NormalBorder(), false, false, true, false).
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Render(filterTypeFormats[filterType]),
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),
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)
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document := layout.New(
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layout.WithStyles(&layout.Styles{Container: lipgloss.NewStyle().Margin(1)}),
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layout.WithItem(header),
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layout.WithItem(group),
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layout.WithItem(statusBar),
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)
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if path != "" {
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jq, err := os.ReadFile(path)
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if err != nil {
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panic(err)
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}
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textInput.SetValue(strings.TrimSpace(string(jq)))
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}
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return &FilterModel{
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textInput: textInput,
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viewport: viewport,
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group: group,
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statusBar: statusBar,
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spinner: s,
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document: document,
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bindings: bindings,
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help: help,
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filterType: filterType,
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InputJson: stdin,
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}
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}
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func (m *FilterModel) Init() tea.Cmd {
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var cmds []tea.Cmd
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cmds = append(cmds, m.group.Init(), m.loadStore(), m.spinner.Tick)
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m.group.Focus()
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return tea.Batch(cmds...)
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}
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func (m *FilterModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
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var cmds []tea.Cmd
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switch msg := msg.(type) {
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case tea.WindowSizeMsg:
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m.document.SetSize(msg.Width, msg.Height)
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case tea.KeyMsg:
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switch {
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case key.Matches(msg, m.bindings.quit):
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m.FilteredJson = ""
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return m, tea.Quit
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case key.Matches(msg, m.bindings.enter):
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m.FilteredJson = strings.Join([]string{
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fmt.Sprintf("{\"%s\": %s,", m.filterType, m.FilteredJson),
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strings.TrimLeft(m.InputJson, "{")}, "\n")
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return m, tea.Quit
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}
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case storeLoadedMsg:
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cmds = append(cmds, m.handleStoreLoaded(msg))
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case resultMsg:
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cmds = append(cmds, m.handleFiltered(msg))
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m.state = FilterState
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case errorMsg:
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m.handleError(msg)
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m.state = ErrorState
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}
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cmds = m.handleState(msg, cmds)
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return m, tea.Batch(cmds...)
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}
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func (m *FilterModel) View() string {
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return m.document.View()
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}
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func (m *FilterModel) showErrorOnStatusBar(err error) {
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m.statusBar.SetContent(
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stateFormats[ErrorState][0],
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fmt.Sprintf(stateFormats[ErrorState][1], err),
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stateFormats[ErrorState][2],
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)
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}
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func (m *FilterModel) handleError(msg tea.Msg) {
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err := msg.(errorMsg)
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m.statusBar.SetContent(
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stateFormats[ErrorState][0],
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fmt.Sprintf(stateFormats[ErrorState][1], err.error),
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stateFormats[ErrorState][2],
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)
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}
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func (m *FilterModel) handleStoreLoaded(msg tea.Msg) tea.Cmd {
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return func() tea.Msg {
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storeMsg := msg.(storeLoadedMsg)
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m.store = storeMsg.store
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m.state = FilterState
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coloredJson, err := toColoredJson(m.store)
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if err != nil {
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return errorMsg{err}
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}
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m.viewport.SetContent(coloredJson)
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return nil
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}
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}
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func (m *FilterModel) handleFiltered(msg tea.Msg) tea.Cmd {
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return func() tea.Msg {
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m.result = msg.(resultMsg).result
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coloredJson, err := toColoredJson(m.result)
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if err != nil {
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return errorMsg{err}
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}
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json, err := toJson(m.result)
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if err != nil {
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return errorMsg{err}
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}
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m.FilteredJson = json
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m.viewport.SetContent(coloredJson)
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return nil
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}
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}
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func (m *FilterModel) handleState(msg tea.Msg, cmds []tea.Cmd) []tea.Cmd {
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_, cmd := m.group.Update(msg)
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if m.state == LoadingStoreState {
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return m.updateSpinner(msg, cmd, cmds)
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}
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cmds = append(cmds, cmd, m.query(m.textInput.Value()))
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if m.state != ErrorState {
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m.statusBar.SetContent(stateFormats[FilterState]...)
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}
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return cmds
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}
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func (m *FilterModel) updateSpinner(msg tea.Msg, cmd tea.Cmd, cmds []tea.Cmd) []tea.Cmd {
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m.spinner, cmd = m.spinner.Update(msg)
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m.statusBar.SetContent(fmt.Sprintf(stateFormats[m.state][0], m.spinner.View()), stateFormats[m.state][1], stateFormats[m.state][2])
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cmds = append(cmds, cmd)
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return cmds
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}
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func (m *FilterModel) loadStore() tea.Cmd {
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return func() tea.Msg {
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var jsonStore []byte
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if m.filterType == "participants" {
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pStore, err := file.NewDefaultParticipantFileStore()
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if err != nil {
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return errorMsg{err}
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}
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jsonStore, err = pStore.Storer.Json()
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if err != nil {
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return errorMsg{err}
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}
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} else if m.filterType == "quizzes" {
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qStore, err := file.NewDefaultQuizFileStore()
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if err != nil {
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return errorMsg{err}
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}
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jsonStore, err = qStore.Storer.Json()
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if err != nil {
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return errorMsg{err}
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}
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} else {
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panic("Unknown filter type!")
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}
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v := make([]any, 0)
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err := json.Unmarshal(jsonStore, &v)
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if err != nil {
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return errorMsg{err}
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}
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return storeLoadedMsg{v}
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}
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}
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func (m *FilterModel) query(input string) tea.Cmd {
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return func() tea.Msg {
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if input == m.lastQuery {
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return nil
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}
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if m.state == LoadingStoreState {
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return nil
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}
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m.lastQuery = input
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query, err := gojq.Parse(input)
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if err != nil {
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return errorMsg{fmt.Errorf("jq query parse error: %v", err)}
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}
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var result []string
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iter := query.Run(m.store)
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for {
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v, ok := iter.Next()
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if !ok {
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break
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}
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if err, ok := v.(error); ok {
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return errorMsg{fmt.Errorf("jq query run error: %v", err)}
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}
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b, err := json.MarshalIndent(v, "", " ")
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if err != nil {
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return errorMsg{err}
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}
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result = append(result, string(b))
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}
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v := make([]any, 0)
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err = json.Unmarshal([]byte(strings.Join(result, "\n")), &v)
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if err != nil {
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return errorMsg{err}
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}
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return resultMsg{v}
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}
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}
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func toColoredJson(data []any) (string, error) {
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f := colorjson.NewFormatter()
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f.Indent = 2
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result, err := f.Marshal(data)
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if err != nil {
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return "", err
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}
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return sanitize(string(result)), nil
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}
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func toJson(data []any) (string, error) {
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result, err := json.Marshal(data)
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if err != nil {
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return "", err
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}
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return string(result), nil
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}
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func sanitize(text string) string {
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// FIXME: The use of a standard '-' character causes rendering
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// issues within the viewport. Further investigation is
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// required to resolve this problem.
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return strings.Replace(text, "-", "–", -1)
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}
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