package server

import (
	"bytes"
	"encoding/json"
	"net/http"
	"net/http/httptest"
	"path/filepath"
	"testing"

	"task/internal/sqlite"
)

func TestProjectTokenBearerAuth(t *testing.T) {
	db, err := sqlite.Open(filepath.Join(t.TempDir(), "t.db"), []byte("secret"))
	if err != nil {
		t.Fatal(err)
	}
	defer db.Close()
	admin, err := db.CreateUser("admin", "pass", true)
	if err != nil {
		t.Fatal(err)
	}
	srv := New(db)
	handler := srv.Handler()

	loginBody, _ := json.Marshal(map[string]string{"username": "admin", "password": "pass"})
	req := httptest.NewRequest(http.MethodPost, "/api/v1/auth/login", bytes.NewReader(loginBody))
	req.Header.Set("Content-Type", "application/json")
	rec := httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	cookie := rec.Result().Cookies()[0]

	createBody, _ := json.Marshal(map[string]string{"name": "Demo"})
	req = httptest.NewRequest(http.MethodPost, "/api/v1/projects", bytes.NewReader(createBody))
	req.Header.Set("Content-Type", "application/json")
	req.AddCookie(cookie)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	var proj map[string]any
	_ = json.Unmarshal(rec.Body.Bytes(), &proj)
	pid := proj["id"].(string)

	tokBody, _ := json.Marshal(map[string]string{"name": "tui", "scope": "write"})
	req = httptest.NewRequest(http.MethodPost, "/api/v1/projects/"+pid+"/tokens", bytes.NewReader(tokBody))
	req.Header.Set("Content-Type", "application/json")
	req.AddCookie(cookie)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code != http.StatusCreated {
		t.Fatalf("create token %d %s", rec.Code, rec.Body.String())
	}
	var tok map[string]any
	_ = json.Unmarshal(rec.Body.Bytes(), &tok)
	raw := tok["token"].(string)
	if raw == "" {
		t.Fatal("expected raw token")
	}

	ticketBody, _ := json.Marshal(map[string]string{"title": "Via token"})
	req = httptest.NewRequest(http.MethodPost, "/api/v1/projects/"+pid+"/tickets", bytes.NewReader(ticketBody))
	req.Header.Set("Content-Type", "application/json")
	req.Header.Set("Authorization", "Bearer "+raw)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code != http.StatusCreated {
		t.Fatalf("bearer create ticket %d %s", rec.Code, rec.Body.String())
	}

	req = httptest.NewRequest(http.MethodGet, "/api/v1/projects/"+pid+"/tickets", nil)
	req.Header.Set("Authorization", "Bearer "+raw)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code != http.StatusOK {
		t.Fatalf("bearer list %d", rec.Code)
	}

	// delete other user
	_, _ = db.CreateUser("bob", "x", false)
	users, _ := db.ListUsers()
	var bobID string
	for _, u := range users {
		if u.Username == "bob" {
			bobID = u.ID
		}
	}
	req = httptest.NewRequest(http.MethodDelete, "/api/v1/users/"+bobID, nil)
	req.AddCookie(cookie)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code != http.StatusOK {
		t.Fatalf("delete user %d %s", rec.Code, rec.Body.String())
	}

	patch, _ := json.Marshal(map[string]bool{"isAdmin": false})
	req = httptest.NewRequest(http.MethodPatch, "/api/v1/users/"+admin.ID, bytes.NewReader(patch))
	req.Header.Set("Content-Type", "application/json")
	req.AddCookie(cookie)
	rec = httptest.NewRecorder()
	handler.ServeHTTP(rec, req)
	if rec.Code == http.StatusOK {
		t.Fatal("should not demote self")
	}
}