package server

import (
	"os"
	"path/filepath"
	"testing"

	"github.com/dal/kaos/internal/config"
)

const testTask1 = `# T01: Prvi task

**Agent:** coder
**Model:** Sonnet
**Zavisi od:** —

---

## Opis

Opis prvog taska.

---
`

const testTask2 = `# T08: HTTP server

**Agent:** coder
**Model:** Sonnet
**Zavisi od:** T07

---

## Opis

Implementacija HTTP servera.

---
`

func setupTestServer(t *testing.T) *Server {
	t.Helper()
	dir := t.TempDir()

	tasksDir := filepath.Join(dir, "TASKS")
	for _, folder := range []string{"backlog", "ready", "active", "review", "done", "reports"} {
		os.MkdirAll(filepath.Join(tasksDir, folder), 0755)
	}

	os.WriteFile(filepath.Join(tasksDir, "done", "T01.md"), []byte(testTask1), 0644)
	os.WriteFile(filepath.Join(tasksDir, "backlog", "T08.md"), []byte(testTask2), 0644)

	// Docs: create markdown files in project root
	os.WriteFile(filepath.Join(dir, "CLAUDE.md"), []byte("# CLAUDE.md\n\nGlavni fajl.\n\n| Kolona | Opis |\n|--------|------|\n| A | B |\n"), 0644)
	os.WriteFile(filepath.Join(dir, "README.md"), []byte("# README\n\nOpis projekta.\n"), 0644)
	os.MkdirAll(filepath.Join(dir, "agents", "coder"), 0755)
	os.WriteFile(filepath.Join(dir, "agents", "coder", "CLAUDE.md"), []byte("# Coder Agent\n\nPravila kodiranja.\n"), 0644)
	os.MkdirAll(filepath.Join(dir, "agents", "checker"), 0755)
	os.WriteFile(filepath.Join(dir, "agents", "checker", "CLAUDE.md"), []byte("# Checker Agent\n\nBuild + Test verifikacija.\n"), 0644)
	os.WriteFile(filepath.Join(tasksDir, "reports", "T01-report.md"), []byte("# T01 Report\n\n10 testova, svi prolaze.\n"), 0644)

	cfg := &config.Config{
		TasksDir:    tasksDir,
		ProjectPath: dir,
		Port:        "0",
	}

	return New(cfg)
}

func containsStr(s, substr string) bool {
	return len(s) >= len(substr) && findStr(s, substr)
}

func findStr(s, substr string) bool {
	for i := 0; i <= len(s)-len(substr); i++ {
		if s[i:i+len(substr)] == substr {
			return true
		}
	}
	return false
}