// internal/skills/debug/handlers_test.go
package debug_test

import (
	"context"
	"encoding/json"
	"testing"

	"github.com/mathiasbq/supervisor/internal/skills/debug"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func TestDebugToolRegistered(t *testing.T) {
	sk := debug.New(debug.Config{SkillPrompt: "debug rules"})
	names := make([]string, 0)
	for _, tool := range sk.Tools() {
		names = append(names, tool.Name)
	}
	assert.Contains(t, names, "debug")
}

func TestDebugRequiresProjectRoot(t *testing.T) {
	sk := debug.New(debug.Config{SkillPrompt: "d"})
	_, err := sk.Handle(context.Background(), "debug", json.RawMessage(`{"error":"panic: nil pointer"}`))
	assert.ErrorContains(t, err, "project_root")
}

func TestDebugRequiresError(t *testing.T) {
	sk := debug.New(debug.Config{SkillPrompt: "d"})
	_, err := sk.Handle(context.Background(), "debug", json.RawMessage(`{"project_root":"/tmp"}`))
	assert.ErrorContains(t, err, "error")
}

func TestDebugCallsCompleteFunc(t *testing.T) {
	var capturedTask string
	fakeFn := func(_ context.Context, _, _, user string) (string, int64, error) {
		capturedTask = user
		return "HYPOTHESIS 1 (high): nil map access. Verify: go test ./...", 90, nil
	}

	sk := debug.New(debug.Config{SkillPrompt: "debug rules", CompleteFunc: fakeFn, SessionsDir: t.TempDir()})
	out, err := sk.Handle(context.Background(), "debug", json.RawMessage(
		`{"project_root":"/tmp/proj","error":"panic: nil pointer dereference at foo.go:42","context":"occurs on startup"}`,
	))
	require.NoError(t, err)
	assert.Contains(t, capturedTask, "panic: nil pointer dereference")
	assert.Contains(t, capturedTask, "occurs on startup")

	var result map[string]any
	require.NoError(t, json.Unmarshal(out, &result))
	assert.Contains(t, result["text"], "nil map access")
}