probo/cmd/filter/filter.go
2024-04-24 09:29:01 +02:00

424 lines
8.8 KiB
Go
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

package filter
import (
"bytes"
"encoding/json"
"fmt"
"os"
"strings"
"git.andreafazzi.eu/andrea/probo/pkg/store/file"
"github.com/alecthomas/chroma/quick"
"github.com/charmbracelet/bubbles/key"
"github.com/charmbracelet/bubbles/spinner"
tea "github.com/charmbracelet/bubbletea"
"github.com/charmbracelet/lipgloss"
"github.com/itchyny/gojq"
foam "github.com/remogatto/sugarfoam"
"github.com/remogatto/sugarfoam/components/group"
"github.com/remogatto/sugarfoam/components/header"
"github.com/remogatto/sugarfoam/components/help"
"github.com/remogatto/sugarfoam/components/statusbar"
"github.com/remogatto/sugarfoam/components/textinput"
"github.com/remogatto/sugarfoam/components/viewport"
"github.com/remogatto/sugarfoam/layout"
)
type FilterModel struct {
// UI
textInput *textinput.Model
viewport *viewport.Model
group *group.Model
help *help.Model
statusBar *statusbar.Model
spinner spinner.Model
// Layout
document *layout.Layout
// Key bindings
bindings *keyBindings
// file store
store []any
result []any
// json
lastQuery string
FilteredJson string
InputJson string
Result string
// filter file
filterFilePath string
state int
filterType string
}
func New(path string, filterType string, stdin string) *FilterModel {
textInput := textinput.New(
textinput.WithPlaceholder("Write your jq filter here..."),
)
viewport := viewport.New()
group := group.New(
group.WithItems(textInput, viewport),
group.WithLayout(
layout.New(
layout.WithStyles(&layout.Styles{Container: lipgloss.NewStyle().Padding(1, 0, 1, 0)}),
layout.WithItem(textInput),
layout.WithItem(viewport),
),
),
)
bindings := newBindings(group)
statusBar := statusbar.New(bindings)
s := spinner.New(
spinner.WithStyle(
lipgloss.NewStyle().Foreground(lipgloss.Color("265"))),
)
s.Spinner = spinner.Dot
header := header.New(
header.WithContent(
lipgloss.NewStyle().
Bold(true).
Border(lipgloss.NormalBorder(), false, false, true, false).
Render(filterTypeFormats[filterType]),
),
)
help := help.New(
bindings,
help.WithStyles(&foam.Styles{NoBorder: lipgloss.NewStyle().Padding(1, 1)}))
document := layout.New(
layout.WithStyles(&layout.Styles{Container: lipgloss.NewStyle().Margin(1)}),
layout.WithItem(header),
layout.WithItem(group),
layout.WithItem(help),
layout.WithItem(statusBar),
)
return &FilterModel{
textInput: textInput,
viewport: viewport,
group: group,
statusBar: statusBar,
spinner: s,
document: document,
bindings: bindings,
help: help,
filterType: filterType,
filterFilePath: path,
InputJson: stdin,
}
}
func (m *FilterModel) Init() tea.Cmd {
var cmds []tea.Cmd
cmds = append(cmds, m.group.Init(), m.loadStore(), m.spinner.Tick)
m.group.Focus()
return tea.Batch(cmds...)
}
func (m *FilterModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
var cmds []tea.Cmd
switch msg := msg.(type) {
case tea.WindowSizeMsg:
m.document.SetSize(msg.Width, msg.Height)
case tea.KeyMsg:
switch {
case key.Matches(msg, m.bindings.quit):
m.FilteredJson = ""
return m, tea.Quit
case key.Matches(msg, m.bindings.enter):
m.marshalJSON()
return m, tea.Quit
}
case storeLoadedMsg:
cmds = append(cmds, m.handleStoreLoaded(msg))
case resultMsg:
cmds = append(cmds, m.handleFiltered(msg))
m.state = FilterState
case errorMsg:
m.handleError(msg)
m.state = ErrorState
}
cmds = m.handleState(msg, cmds)
return m, tea.Batch(cmds...)
}
func (m *FilterModel) View() string {
return m.document.View()
}
func (m *FilterModel) marshalJSON() {
if m.FilteredJson == "" {
return
}
if m.InputJson != "" {
// result := make([]interface{}, 2)
// err := json.Unmarshal([]byte(m.InputJson), &result[0])
// if err != nil {
// panic(err)
// }
// filtered := fmt.Sprintf("{\"%s\": %s}", m.filterType, m.FilteredJson)
// err = json.Unmarshal([]byte(filtered), &result[1])
// if err != nil {
// panic(err)
// }
// resultJson, err := json.Marshal(result)
// if err != nil {
// panic(err)
// }
// m.Result = string(resultJson)
m.Result = fmt.Sprintf("{%s, \"%s\": %s}", strings.Trim(m.InputJson, "{}"), m.filterType, m.FilteredJson)
} else {
var result interface{}
filtered := fmt.Sprintf("{\"%s\": %s}", m.filterType, m.FilteredJson)
err := json.Unmarshal([]byte(filtered), &result)
if err != nil {
panic(err)
}
resultJson, err := json.Marshal(result)
if err != nil {
panic(err)
}
m.Result = string(resultJson)
}
}
func (m *FilterModel) showErrorOnStatusBar(err error) {
m.statusBar.SetContent(
stateFormats[ErrorState][0],
fmt.Sprintf(stateFormats[ErrorState][1], err),
stateFormats[ErrorState][2],
)
}
func (m *FilterModel) handleError(msg tea.Msg) {
err := msg.(errorMsg)
m.statusBar.SetContent(
stateFormats[ErrorState][0],
fmt.Sprintf(stateFormats[ErrorState][1], err.error),
stateFormats[ErrorState][2],
)
}
func (m *FilterModel) handleStoreLoaded(msg tea.Msg) tea.Cmd {
return func() tea.Msg {
storeMsg := msg.(storeLoadedMsg)
m.store = storeMsg.store
m.state = FilterState
if m.filterFilePath != "" {
jq, err := os.ReadFile(m.filterFilePath)
if err != nil {
panic(err)
}
m.textInput.SetValue(strings.TrimSpace(string(jq)))
return m.query(strings.TrimSpace(string(jq)))
}
coloredJson, err := toColoredJson(m.store)
if err != nil {
return errorMsg{err}
}
m.viewport.SetContent(coloredJson)
return m.query(".")
}
}
func (m *FilterModel) handleFiltered(msg tea.Msg) tea.Cmd {
return func() tea.Msg {
m.result = msg.(resultMsg).result
coloredJson, err := toColoredJson(m.result)
if err != nil {
return errorMsg{err}
}
json, err := toJson(m.result)
if err != nil {
return errorMsg{err}
}
m.FilteredJson = json
m.viewport.SetContent(coloredJson)
return nil
}
}
func (m *FilterModel) handleState(msg tea.Msg, cmds []tea.Cmd) []tea.Cmd {
_, cmd := m.group.Update(msg)
if m.state == LoadingStoreState {
return m.updateSpinner(msg, cmd, cmds)
}
cmds = append(cmds, cmd, m.query(m.textInput.Value()))
if m.state != ErrorState {
m.statusBar.SetContent(stateFormats[FilterState]...)
}
return cmds
}
func (m *FilterModel) updateSpinner(msg tea.Msg, cmd tea.Cmd, cmds []tea.Cmd) []tea.Cmd {
m.spinner, cmd = m.spinner.Update(msg)
m.statusBar.SetContent(fmt.Sprintf(stateFormats[m.state][0], m.spinner.View()), stateFormats[m.state][1], stateFormats[m.state][2])
cmds = append(cmds, cmd)
return cmds
}
func (m *FilterModel) loadStore() tea.Cmd {
return func() tea.Msg {
var jsonStore []byte
if m.filterType == "participants" {
pStore, err := file.NewDefaultParticipantFileStore()
if err != nil {
return errorMsg{err}
}
jsonStore, err = pStore.Storer.Json()
if err != nil {
return errorMsg{err}
}
} else if m.filterType == "quizzes" {
qStore, err := file.NewDefaultQuizFileStore()
if err != nil {
return errorMsg{err}
}
jsonStore, err = qStore.Storer.Json()
if err != nil {
return errorMsg{err}
}
} else {
panic("Unknown filter type!")
}
v := make([]any, 0)
err := json.Unmarshal(jsonStore, &v)
if err != nil {
return errorMsg{err}
}
return storeLoadedMsg{v}
}
}
func (m *FilterModel) query(input string) tea.Cmd {
return func() tea.Msg {
if input == m.lastQuery {
return nil
}
if m.state == LoadingStoreState {
return nil
}
m.lastQuery = input
query, err := gojq.Parse(input)
if err != nil {
return errorMsg{fmt.Errorf("jq query parse error: %v", err)}
}
var result []string
iter := query.Run(m.store)
for {
v, ok := iter.Next()
if !ok {
break
}
if err, ok := v.(error); ok {
return errorMsg{fmt.Errorf("jq query run error: %v", err)}
}
b, err := json.MarshalIndent(v, "", " ")
if err != nil {
return errorMsg{err}
}
result = append(result, string(b))
}
v := make([]any, 0)
err = json.Unmarshal([]byte(strings.Join(result, "\n")), &v)
if err != nil {
return errorMsg{err}
}
return resultMsg{v}
}
}
func toColoredJson(data []any) (string, error) {
result, err := json.MarshalIndent(data, "", " ")
if err != nil {
return "", err
}
coloredBytes := make([]byte, 0)
buffer := bytes.NewBuffer(coloredBytes)
err = quick.Highlight(buffer, string(result), "json", "terminal16m", "dracula")
if err != nil {
panic(err)
}
return sanitize(buffer.String()), nil
}
func toJson(data []any) (string, error) {
result, err := json.Marshal(data)
if err != nil {
return "", err
}
return string(result), nil
}
func sanitize(text string) string {
// FIXME: The use of a standard '-' character causes rendering
// issues within the viewport. Further investigation is
// required to resolve this problem.
return strings.Replace(text, "-", "", -1)
}