/
project_loader.go
267 lines (207 loc) · 5.86 KB
/
project_loader.go
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package cmd
import (
"context"
"fmt"
"io"
"os"
"github.com/charmbracelet/bubbles/spinner"
tea "github.com/charmbracelet/bubbletea"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/stateful/runme/v3/internal/project"
)
type projectLoader struct {
allowUnknown bool
allowUnnamed bool
ctx context.Context
w io.Writer
r io.Reader
isTerminal bool
}
func newProjectLoader(cmd *cobra.Command, allowUnknown, allowUnnamed bool) (*projectLoader, error) {
ofd := os.Stdout.Fd()
if int(ofd) < 0 {
return nil, fmt.Errorf("invalid file descriptor due to restricted environments, redirected standard output, system configuration issues, or testing/simulation setups")
}
return &projectLoader{
allowUnknown: allowUnknown,
allowUnnamed: allowUnnamed,
ctx: cmd.Context(),
w: cmd.OutOrStdout(),
r: cmd.InOrStdin(),
isTerminal: isTerminal(ofd) && isTerminal(os.Stdin.Fd()),
}, nil
}
func (pl projectLoader) LoadFiles(proj *project.Project) ([]string, error) {
files, _, err := pl.load(proj, true)
return files, err
}
func (pl projectLoader) LoadTasks(proj *project.Project) ([]project.Task, error) {
_, tasks, err := pl.load(proj, false)
if err != nil {
return nil, err
}
if pl.allowUnknown && pl.allowUnnamed {
return tasks, nil
}
filtered := make([]project.Task, 0, len(tasks))
for _, task := range tasks {
if !pl.allowUnknown && task.CodeBlock.IsUnknown() {
continue
}
if !pl.allowUnnamed && task.CodeBlock.IsUnnamed() {
continue
}
filtered = append(filtered, task)
}
return filtered, nil
}
func (pl projectLoader) LoadAllTasks(proj *project.Project) ([]project.Task, error) {
_, tasks, err := pl.load(proj, false)
return tasks, err
}
func (pl projectLoader) load(proj *project.Project, onlyFiles bool) ([]string, []project.Task, error) {
if pl.isTerminal {
return pl.loadInTerminal(proj, onlyFiles)
}
return pl.loadWithoutTerminal(proj, onlyFiles)
}
func (pl projectLoader) loadInTerminal(proj *project.Project, onlyFiles bool) ([]string, []project.Task, error) {
eventc := make(chan project.LoadEvent)
go proj.LoadWithOptions(pl.ctx, eventc, project.LoadOptions{OnlyFiles: onlyFiles})
nextTaskMsg := func() tea.Msg {
event, ok := <-eventc
if !ok {
return loadTasksFinished{}
}
return loadTasksEvent{Event: event}
}
m := newLoadTasksModel(nextTaskMsg)
p := tea.NewProgram(m, tea.WithOutput(pl.w), tea.WithInput(pl.r))
result, err := p.Run()
if err != nil {
return nil, nil, errors.WithStack(err)
}
resultModel := result.(loadTasksModel)
if resultModel.err != nil {
return nil, nil, resultModel.err
}
return resultModel.files, resultModel.tasks, nil
}
func (pl projectLoader) loadWithoutTerminal(proj *project.Project, onlyFiles bool) ([]string, []project.Task, error) {
eventc := make(chan project.LoadEvent)
go proj.Load(pl.ctx, eventc, onlyFiles)
var (
files []string
tasks []project.Task
)
for event := range eventc {
switch event.Type {
case project.LoadEventError:
err := project.ExtractDataFromLoadEvent[project.LoadEventErrorData](event).Err
return nil, nil, err
case project.LoadEventFoundFile:
path := project.ExtractDataFromLoadEvent[project.LoadEventFoundFileData](event).Path
files = append(files, path)
case project.LoadEventFoundTask:
if onlyFiles {
continue
}
task := project.ExtractDataFromLoadEvent[project.LoadEventFoundTaskData](event).Task
tasks = append(tasks, task)
}
}
return files, tasks, nil
}
type loadTasksEvent struct {
Event project.LoadEvent
}
type loadTasksFinished struct{}
type loadTasksModel struct {
spinner spinner.Model
status string
filename string
finished bool
err error
tasks []project.Task
files []string
nextTaskMsg tea.Cmd
}
func newLoadTasksModel(nextTaskMsg tea.Cmd) loadTasksModel {
return loadTasksModel{
spinner: spinner.New(spinner.WithSpinner(spinner.Pulse)),
nextTaskMsg: nextTaskMsg,
status: "Initializing...",
}
}
func (m loadTasksModel) Init() tea.Cmd {
return tea.Batch(
func() tea.Msg {
return m.spinner.Tick()
},
m.nextTaskMsg,
)
}
func (m loadTasksModel) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
if m.err != nil {
return m, tea.Quit
}
switch msg := msg.(type) {
case loadTasksFinished:
m.finished = true
return m, tea.Quit
case loadTasksEvent:
return m.handleTask(msg.Event)
case spinner.TickMsg:
var cmd tea.Cmd
m.spinner, cmd = m.spinner.Update(msg)
return m, cmd
case tea.KeyMsg:
switch msg.Type {
case tea.KeyCtrlC, tea.KeyCtrlD:
m.err = errors.New("aborted")
return m, tea.Quit
}
}
return m, nil
}
func (m loadTasksModel) handleTask(event project.LoadEvent) (tea.Model, tea.Cmd) {
cmd := m.nextTaskMsg
switch event.Type {
case project.LoadEventError:
data := project.ExtractDataFromLoadEvent[project.LoadEventErrorData](event)
m.err = data.Err
cmd = tea.Quit
case project.LoadEventStartedWalk:
m.filename = ""
m.status = "Searching for files..."
case project.LoadEventFinishedWalk:
m.filename = ""
m.status = "Parsing files..."
case project.LoadEventFoundDir:
data := project.ExtractDataFromLoadEvent[project.LoadEventFoundDirData](event)
m.filename = data.Path
case project.LoadEventStartedParsingDocument:
data := project.ExtractDataFromLoadEvent[project.LoadEventStartedParsingDocumentData](event)
m.filename = data.Path
case project.LoadEventFoundFile:
data := project.ExtractDataFromLoadEvent[project.LoadEventFoundFileData](event)
m.files = append(m.files, data.Path)
case project.LoadEventFoundTask:
data := project.ExtractDataFromLoadEvent[project.LoadEventFoundTaskData](event)
m.tasks = append(m.tasks, data.Task)
}
return m, cmd
}
func (m loadTasksModel) View() (s string) {
if m.finished {
return
}
s += m.spinner.View()
s += " "
s += m.status
if m.filename != "" {
s += fmt.Sprintf(" (%s)", m.filename)
}
return
}