Leon Mika
4fb9dd0b5b
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- New UCL method for setting up item annotations - New UCL package for running commands asynchronously Reviewed-on: #4 Co-authored-by: Leon Mika <lmika@lmika.org> Co-committed-by: Leon Mika <lmika@lmika.org>
101 lines
2.2 KiB
Go
101 lines
2.2 KiB
Go
package commandctrl
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import (
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"context"
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tea "github.com/charmbracelet/bubbletea"
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"github.com/go-co-op/gocron/v2"
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"github.com/pkg/errors"
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"ucl.lmika.dev/ucl"
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)
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type commandCtlKeyType struct{}
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var commandCtlKey = commandCtlKeyType{}
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type execContext struct {
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ctrl *CommandController
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requestRefresh bool
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}
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func PostMsg(ctx context.Context, msg tea.Msg) {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if ok {
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cmdCtl.ctrl.postMessage(msg)
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}
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}
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func SelectedItemIndex(ctx context.Context) (int, bool) {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return 0, false
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}
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return cmdCtl.ctrl.uiStateProvider.SelectedItemIndex(), true
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}
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func SetSelectedItemIndex(ctx context.Context, newIdx int) tea.Msg {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return nil
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}
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return cmdCtl.ctrl.uiStateProvider.SetSelectedItemIndex(newIdx)
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}
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func GetInvoker(ctx context.Context) Invoker {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return nil
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}
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return cmdCtl.ctrl
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}
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func QueueRefresh(ctx context.Context) {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return
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}
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cmdCtl.requestRefresh = true
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}
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func CronScheduler(ctx context.Context) gocron.Scheduler {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return nil
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}
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return cmdCtl.ctrl.cronScheduler
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}
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func ScheduleTask(ctx context.Context, task func(ctx context.Context) error) error {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return errors.New("no command controller")
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}
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select {
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case cmdCtl.ctrl.pendingTaskChan <- pendingTask{task: task}:
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return nil
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default:
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return errors.New("task queue is full")
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}
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}
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func ScheduleAuxTask(ctx context.Context, descr string, task func(ctx context.Context) error) error {
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cmdCtl, ok := ctx.Value(commandCtlKey).(*execContext)
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if !ok {
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return errors.New("no command controller")
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}
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select {
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case cmdCtl.ctrl.pendingAuxTaskChan <- pendingTask{descr: descr, task: task}:
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return nil
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default:
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return errors.New("aux task queue is full")
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}
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}
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type Invoker interface {
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Invoke(invokable ucl.Invokable, args []any) tea.Msg
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Inst() *ucl.Inst
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}
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