package oneshot_test

import (
	"context"
	"strings"
	"testing"
	"time"

	"go.uber.org/zap"

	clipkg "iop/apps/node/internal/adapters/cli"
	"iop/apps/node/internal/adapters/cli/internal/testutil"
	noderuntime "iop/apps/node/internal/runtime"
	"iop/packages/config"
)

func TestCLIExecuteOneShotPassesPromptAsArg(t *testing.T) {
	testutil.RequireUnixShell(t)

	cfg := config.CLIConf{
		Enabled: true,
		Profiles: map[string]config.CLIProfileConf{
			"echo": {
				Command: "sh",
				Args:    []string{"-c", `printf "reply:%s\n" "$1"`, "sh"},
			},
		},
	}
	c := clipkg.New(cfg, zap.NewNop())
	sink := &testutil.FakeSink{}

	err := c.Execute(context.Background(), noderuntime.ExecutionSpec{
		RunID: "run-1",
		Model: "echo",
		Input: map[string]any{"prompt": "hello"},
	}, sink)
	if err != nil {
		t.Fatalf("execute: %v", err)
	}

	events := sink.Events()
	var types []string
	for _, e := range events {
		types = append(types, string(e.Type))
	}
	if len(events) < 3 {
		t.Fatalf("expected at least 3 events (start/delta/complete), got %v", types)
	}
	if events[0].Type != noderuntime.EventTypeStart {
		t.Fatalf("first event should be start, got %q", events[0].Type)
	}
	if events[len(events)-1].Type != noderuntime.EventTypeComplete {
		t.Fatalf("last event should be complete, got %q", events[len(events)-1].Type)
	}
	if combined := testutil.CollectDeltas(events); !strings.Contains(combined, "reply:hello") {
		t.Fatalf("expected reply:hello in deltas, got %q", combined)
	}
}

func TestCLIExecuteOneShotDrainsStderrConcurrently(t *testing.T) {
	testutil.RequireUnixShell(t)

	cfg := config.CLIConf{
		Enabled: true,
		Profiles: map[string]config.CLIProfileConf{
			"noisy": {
				Command: "sh",
				Args: []string{
					"-c",
					`i=0; while [ "$i" -lt 20000 ]; do echo "warning line $i" >&2; i=$((i+1)); done; printf "reply:%s\n" "$1"`,
					"sh",
				},
			},
		},
	}
	c := clipkg.New(cfg, zap.NewNop())
	sink := &testutil.FakeSink{}

	ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
	defer cancel()

	err := c.Execute(ctx, noderuntime.ExecutionSpec{
		RunID: "run-noisy",
		Model: "noisy",
		Input: map[string]any{"prompt": "hello"},
	}, sink)
	if err != nil {
		t.Fatalf("execute: %v", err)
	}

	if combined := testutil.CollectDeltas(sink.Events()); !strings.Contains(combined, "reply:hello") {
		t.Fatalf("expected reply:hello in deltas, got %q", combined)
	}
}