package server

import (
	"net/http"
	"net/http/httptest"
	"net/url"
	"os"
	"strings"
	"testing"

	"warpbox/lib/boxstore"
	"warpbox/lib/metastore"
)

func TestAccountBoxManagerAdminCanViewAndEdit(t *testing.T) {
	app, admin := setupAccountTestApp(t)
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, admin)
	id := "abababababababababababababababab"
	createIndexedBox(t, app, id, "", "", 10, false)

	response := getAccountBoxManager(router, session, id)
	if response.Code != http.StatusOK {
		t.Fatalf("expected manager page, got %d body=%s", response.Code, response.Body.String())
	}
	if !strings.Contains(response.Body.String(), "WarpBox Box Manager") {
		t.Fatal("expected manager UI")
	}

	form := url.Values{"disable_zip": []string{"true"}}
	response = postAccountBoxForm(router, session, "/account/boxes/"+id, form)
	if response.Code != http.StatusSeeOther {
		t.Fatalf("expected update redirect, got %d", response.Code)
	}
	manifest, err := boxstore.ReadManifest(id)
	if err != nil {
		t.Fatalf("ReadManifest returned error: %v", err)
	}
	if !manifest.DisableZip {
		t.Fatal("expected sharing rule update")
	}
}

func TestAccountBoxManagerOwnerViewAllowedAndDeniedByPolicy(t *testing.T) {
	app, _ := setupAccountTestApp(t)
	user, err := app.store.CreateUserWithPassword("owner-view", "owner-view@example.test", "secret", nil)
	if err != nil {
		t.Fatalf("CreateUserWithPassword returned error: %v", err)
	}
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, user)
	id := "bcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbc"
	createIndexedBox(t, app, id, user.ID, user.Username, 10, false)

	response := getAccountBoxManager(router, session, id)
	if response.Code != http.StatusOK {
		t.Fatalf("expected owner manager page, got %d", response.Code)
	}

	app.config.BoxOwnerEditEnabled = false
	response = getAccountBoxManager(router, session, id)
	if response.Code != http.StatusForbidden {
		t.Fatalf("expected owner denied by policy, got %d", response.Code)
	}
}

func TestAccountBoxManagerOwnerRefreshLimits(t *testing.T) {
	app, _ := setupAccountTestApp(t)
	app.config.BoxOwnerMaxRefreshCount = 1
	app.config.BoxOwnerMaxRefreshAmountSeconds = 60
	app.config.BoxOwnerMaxTotalExpirySeconds = 7200
	user, err := app.store.CreateUserWithPassword("owner-refresh", "owner-refresh@example.test", "secret", nil)
	if err != nil {
		t.Fatalf("CreateUserWithPassword returned error: %v", err)
	}
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, user)
	id := "cdcdcdcdcdcdcdcdcdcdcdcdcdcdcdcd"
	createIndexedBox(t, app, id, user.ID, user.Username, 10, false)

	response := postAccountBoxForm(router, session, "/account/boxes/"+id+"/extend", url.Values{"extend_seconds": []string{"60"}})
	if response.Code != http.StatusSeeOther {
		t.Fatalf("expected owner refresh success, got %d body=%s", response.Code, response.Body.String())
	}
	record, ok, err := app.store.GetBoxRecord(id)
	if err != nil || !ok {
		t.Fatalf("GetBoxRecord returned ok=%v err=%v", ok, err)
	}
	if record.RefreshCount != 1 {
		t.Fatalf("expected refresh count 1, got %d", record.RefreshCount)
	}

	response = postAccountBoxForm(router, session, "/account/boxes/"+id+"/extend", url.Values{"extend_seconds": []string{"60"}})
	if response.Code != http.StatusOK {
		t.Fatalf("expected refresh count rejection render, got %d", response.Code)
	}
	if !strings.Contains(response.Body.String(), "refresh count") {
		t.Fatal("expected refresh count error")
	}
}

func TestAccountBoxManagerOwnerRefreshRejectedOverMaxDuration(t *testing.T) {
	app, _ := setupAccountTestApp(t)
	app.config.BoxOwnerMaxRefreshAmountSeconds = 60
	user, err := app.store.CreateUserWithPassword("owner-duration", "owner-duration@example.test", "secret", nil)
	if err != nil {
		t.Fatalf("CreateUserWithPassword returned error: %v", err)
	}
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, user)
	id := "dededededededededededededededede"
	createIndexedBox(t, app, id, user.ID, user.Username, 10, false)

	response := postAccountBoxForm(router, session, "/account/boxes/"+id+"/extend", url.Values{"extend_seconds": []string{"120"}})
	if response.Code != http.StatusOK {
		t.Fatalf("expected max duration rejection render, got %d", response.Code)
	}
	if !strings.Contains(response.Body.String(), "maximum single extension") {
		t.Fatal("expected max duration error")
	}
}

func TestAccountBoxManagerPasswordSetRemovePermissions(t *testing.T) {
	app, _ := setupAccountTestApp(t)
	user, err := app.store.CreateUserWithPassword("owner-pass", "owner-pass@example.test", "secret", nil)
	if err != nil {
		t.Fatalf("CreateUserWithPassword returned error: %v", err)
	}
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, user)
	id := "efefefefefefefefefefefefefefefef"
	createIndexedBox(t, app, id, user.ID, user.Username, 10, false)

	response := postAccountBoxForm(router, session, "/account/boxes/"+id+"/password", url.Values{"password": []string{"new-secret"}})
	if response.Code != http.StatusSeeOther {
		t.Fatalf("expected password set redirect, got %d", response.Code)
	}
	manifest, err := boxstore.ReadManifest(id)
	if err != nil {
		t.Fatalf("ReadManifest returned error: %v", err)
	}
	if manifest.PasswordHash == "" || manifest.AuthToken == "" {
		t.Fatal("expected password set")
	}

	app.config.BoxOwnerPasswordEditEnabled = false
	response = postAccountBoxForm(router, session, "/account/boxes/"+id+"/password/remove", nil)
	if response.Code != http.StatusOK {
		t.Fatalf("expected password permission render, got %d", response.Code)
	}
	if !strings.Contains(response.Body.String(), "password editing disabled") {
		t.Fatal("expected password permission error")
	}
}

func TestAccountBoxManagerFileDeleteAndBoxDeletePermissions(t *testing.T) {
	app, _ := setupAccountTestApp(t)
	user, err := app.store.CreateUserWithPassword("owner-delete", "owner-delete@example.test", "secret", nil)
	if err != nil {
		t.Fatalf("CreateUserWithPassword returned error: %v", err)
	}
	router := setupAccountTestRouter(t, app)
	session := createAccountTestSession(t, app, user)
	id := "fafafafafafafafafafafafafafafafa"
	createIndexedBox(t, app, id, user.ID, user.Username, 10, false)
	manifest, err := boxstore.ReadManifest(id)
	if err != nil {
		t.Fatalf("ReadManifest returned error: %v", err)
	}
	fileID := manifest.Files[0].ID

	response := postAccountBoxForm(router, session, "/account/boxes/"+id+"/files/delete", url.Values{"file_ids": []string{fileID}})
	if response.Code != http.StatusSeeOther {
		t.Fatalf("expected file delete redirect, got %d", response.Code)
	}
	manifest, err = boxstore.ReadManifest(id)
	if err != nil {
		t.Fatalf("ReadManifest returned error: %v", err)
	}
	if len(manifest.Files) != 0 {
		t.Fatalf("expected file removed, got %#v", manifest.Files)
	}

	app.config.BoxOwnerEditEnabled = false
	response = postAccountBoxForm(router, session, "/account/boxes/"+id+"/delete", nil)
	if response.Code != http.StatusForbidden {
		t.Fatalf("expected delete permission denied after policy disabled, got %d", response.Code)
	}

	app.config.BoxOwnerEditEnabled = true
	response = postAccountBoxForm(router, session, "/account/boxes/"+id+"/delete", nil)
	if response.Code != http.StatusSeeOther {
		t.Fatalf("expected box delete redirect, got %d", response.Code)
	}
	if _, err := os.Stat(boxstore.BoxPath(id)); !os.IsNotExist(err) {
		t.Fatalf("expected box directory deleted, stat err=%v", err)
	}
}

func getAccountBoxManager(router http.Handler, session metastore.Session, id string) *httptest.ResponseRecorder {
	request := httptest.NewRequest(http.MethodGet, "/account/boxes/"+id, nil)
	request.AddCookie(&http.Cookie{Name: accountSessionCookie, Value: session.Token})
	response := httptest.NewRecorder()
	router.ServeHTTP(response, request)
	return response
}

func postAccountBoxForm(router http.Handler, session metastore.Session, path string, values url.Values) *httptest.ResponseRecorder {
	if values == nil {
		values = url.Values{}
	}
	values.Set("csrf_token", session.CSRFToken)
	request := httptest.NewRequest(http.MethodPost, path, strings.NewReader(values.Encode()))
	request.Header.Set("Content-Type", "application/x-www-form-urlencoded")
	request.AddCookie(&http.Cookie{Name: accountSessionCookie, Value: session.Token})
	response := httptest.NewRecorder()
	router.ServeHTTP(response, request)
	return response
}