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package askcli
import (
"context"
"fmt"
"io"
)
type Runner interface {
Run(ctx context.Context, args []string, stdin io.Reader, stdout, stderr io.Writer) (int, error)
}
type Dispatcher struct {
runner Runner
}
func NewDispatcher(runner Runner) *Dispatcher {
if runner == nil {
e := NewExecutor("ask")
runner = &e
}
return &Dispatcher{runner: runner}
}
func (d Dispatcher) Dispatch(ctx context.Context, args []string, stdin io.Reader, stdout, stderr io.Writer) (int, error) {
if len(args) == 0 {
return d.help(stdout)
}
subcommand := args[0]
switch subcommand {
case "add", "list", "info", "annotate", "start", "stop", "done",
"priority", "tag", "dep", "urgency", "modify", "denotate", "export":
return d.runner.Run(ctx, args, stdin, stdout, stderr)
case "delete":
return d.handleDelete(ctx, args, stdout, stderr)
default:
return d.unknownCommand(stderr, subcommand)
}
}
func (d Dispatcher) help(w io.Writer) (int, error) {
io.WriteString(w, "ask - task management CLI\n")
io.WriteString(w, "\nSubcommands:\n")
io.WriteString(w, " ask add \"description\" Create a new task\n")
io.WriteString(w, " ask list [filters] List tasks (UUID-only output)\n")
io.WriteString(w, " ask info <uuid> Show task details\n")
io.WriteString(w, " ask annotate <uuid> \"note\" Add annotation to task\n")
io.WriteString(w, " ask start <uuid> Start working on task\n")
io.WriteString(w, " ask stop <uuid> Stop working on task\n")
io.WriteString(w, " ask done <uuid> Mark task complete\n")
io.WriteString(w, " ask priority <uuid> <P> Set priority (H/M/L)\n")
io.WriteString(w, " ask tag <uuid> +/-<tag> Add or remove tag\n")
io.WriteString(w, " ask dep add <uuid> <dep-uuid> Add dependency\n")
io.WriteString(w, " ask dep rm <uuid> <dep-uuid> Remove dependency\n")
io.WriteString(w, " ask dep list <uuid> List dependencies\n")
io.WriteString(w, " ask urgency List tasks sorted by urgency\n")
io.WriteString(w, " ask modify <uuid> <args...> Modify task fields\n")
io.WriteString(w, " ask denotate <uuid> \"text\" Remove annotation\n")
io.WriteString(w, " ask delete <uuid> Delete task\n")
io.WriteString(w, " ask export Raw JSON export\n")
io.WriteString(w, "\nFilters:\n")
io.WriteString(w, " +READY +BLOCKED +<tag> started limit:N sort:priority-,urgency-\n")
return 0, nil
}
func (d Dispatcher) unknownCommand(w io.Writer, subcommand string) (int, error) {
fmt.Fprintf(w, "ask: unknown subcommand %q\n", subcommand)
return 1, nil
}
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