package cc

import (
	"strings"
	"testing"

	"superwork-tui/internal/config"
)

func TestBrainstormPrompt_SubstitutesVars(t *testing.T) {
	s := config.DefaultSettings()
	out := BrainstormPrompt(s, struct{ UserRequest, Nonce string }{"add dark mode", "deadbeef"})
	if !strings.Contains(out, "add dark mode") {
		t.Error("output should contain userRequest")
	}
	if !strings.Contains(out, "deadbeef") {
		t.Error("output should contain nonce")
	}
	if strings.Contains(out, "{userRequest}") {
		t.Error("placeholder {userRequest} should be replaced")
	}
	if strings.Contains(out, "{nonce}") {
		t.Error("placeholder {nonce} should be replaced")
	}
}

func TestBrainstormPrompt_SettingsOverride(t *testing.T) {
	s := config.DefaultSettings()
	s.BrainstormPrompt = "custom {userRequest}"
	out := BrainstormPrompt(s, struct{ UserRequest, Nonce string }{"fix login", "xx"})
	if out != "custom fix login" {
		t.Errorf("expected 'custom fix login', got %q", out)
	}
}

func TestBrainstormPrompt_DefaultFallback(t *testing.T) {
	s := config.DefaultSettings()
	out := BrainstormPrompt(s, struct{ UserRequest, Nonce string }{"req", "n"})
	if out == "" {
		t.Error("expected non-empty output from embedded default")
	}
}

func TestBrainstormContinuePrompt_SubstitutesVars(t *testing.T) {
	s := config.DefaultSettings()
	out := BrainstormContinuePrompt(s, struct{ IssueNumber string }{"42"})
	if !strings.Contains(out, "42") {
		t.Error("output should contain issue number")
	}
	if strings.Contains(out, "{issueNumber}") {
		t.Error("placeholder {issueNumber} should be replaced")
	}
}

func TestImplementPlanPrompt_SubstitutesVars(t *testing.T) {
	s := config.DefaultSettings()
	out := ImplementPlanPrompt(s, struct{ PlanFile, IssueNumber string }{"docs/plan.md", "7"})
	if !strings.Contains(out, "docs/plan.md") {
		t.Error("output should contain planFile")
	}
	if !strings.Contains(out, "7") {
		t.Error("output should contain issueNumber")
	}
}

func TestReviewPrompt_SubstitutesVars(t *testing.T) {
	s := config.DefaultSettings()
	out := ReviewPrompt(s, struct{ PrNumber string }{"13"})
	if !strings.Contains(out, "13") {
		t.Error("output should contain prNumber")
	}
	if strings.Contains(out, "{prNumber}") {
		t.Error("placeholder {prNumber} should be replaced")
	}
}