# -*- coding: utf-8 -*-

import logging
from odoo import models, api
from odoo.exceptions import UserError
from odoo.tools.translate import _

_logger = logging.getLogger(__name__)


class GoogleWorkspaceService(models.AbstractModel):
    _name = 'google.workspace.service'
    _description = 'Google Workspace Service'

    def list_shared_drives(self):
        """List all accessible Shared Drives"""
        try:
            drive_service = self.env['google.drive.service']
            
            # Use the drive service to make the request
            response = drive_service._do_request('/drive/v3/drives', {
                'pageSize': 100,
                'fields': 'drives(id,name,createdTime,capabilities)'
            })
            
            shared_drives = response.get('drives', [])
            
            return {
                'success': True,
                'shared_drives': shared_drives
            }
            
        except Exception as e:
            _logger.error(f"Error listing shared drives: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }

    def get_shared_drive_info(self, drive_id):
        """Get information about a specific Shared Drive"""
        try:
            drive_service = self.env['google.drive.service']
            
            response = drive_service._do_request(f'/drive/v3/drives/{drive_id}', {
                'fields': 'id,name,createdTime,capabilities,restrictions'
            })
            
            return {
                'success': True,
                'drive_info': response
            }
            
        except Exception as e:
            _logger.error(f"Error getting shared drive info: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }

    def list_files_in_shared_drive(self, drive_id, folder_id=None):
        """List files in a Shared Drive or specific folder within it"""
        try:
            drive_service = self.env['google.drive.service']
            
            # Build query
            query = f"'{drive_id}' in parents and trashed=false"
            if folder_id:
                query = f"'{folder_id}' in parents and trashed=false"
            
            params = {
                'q': query,
                'fields': 'files(id,name,mimeType,createdTime,modifiedTime,parents)',
                'pageSize': 100,
                'orderBy': 'name'
            }
            
            # Add Shared Drive parameters
            params.update(drive_service._build_shared_drive_params())
            
            response = drive_service._do_request('/drive/v3/files', params)
            
            return {
                'success': True,
                'files': response.get('files', [])
            }
            
        except Exception as e:
            _logger.error(f"Error listing files in shared drive: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }

    def check_shared_drive_permissions(self, drive_id):
        """Check current user's permissions on a Shared Drive"""
        try:
            drive_service = self.env['google.drive.service']
            
            # Get drive info with capabilities
            response = drive_service._do_request(f'/drive/v3/drives/{drive_id}', {
                'fields': 'capabilities'
            })
            
            capabilities = response.get('capabilities', {})
            
            permissions = {
                'can_add_children': capabilities.get('canAddChildren', False),
                'can_comment': capabilities.get('canComment', False),
                'can_copy': capabilities.get('canCopy', False),
                'can_delete': capabilities.get('canDelete', False),
                'can_download': capabilities.get('canDownload', False),
                'can_edit': capabilities.get('canEdit', False),
                'can_list_children': capabilities.get('canListChildren', False),
                'can_move_item_into_team_drive': capabilities.get('canMoveItemIntoTeamDrive', False),
                'can_move_item_out_of_team_drive': capabilities.get('canMoveItemOutOfTeamDrive', False),
                'can_move_item_within_team_drive': capabilities.get('canMoveItemWithinTeamDrive', False),
                'can_read': capabilities.get('canRead', False),
                'can_read_revisions': capabilities.get('canReadRevisions', False),
                'can_remove_children': capabilities.get('canRemoveChildren', False),
                'can_rename': capabilities.get('canRename', False),
                'can_share': capabilities.get('canShare', False),
                'can_trash': capabilities.get('canTrash', False),
                'can_trash_children': capabilities.get('canTrashChildren', False),
            }
            
            return {
                'success': True,
                'permissions': permissions
            }
            
        except Exception as e:
            _logger.error(f"Error checking shared drive permissions: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }

    def create_folder_in_shared_drive(self, name, drive_id, parent_folder_id=None, description=None):
        """Create a folder within a Shared Drive"""
        try:
            drive_service = self.env['google.drive.service']
            
            folder_metadata = {
                'name': name,
                'mimeType': 'application/vnd.google-apps.folder'
            }
            
            if parent_folder_id:
                folder_metadata['parents'] = [parent_folder_id]
            
            if description:
                folder_metadata['description'] = description
            
            # Add Shared Drive parameters
            params = drive_service._build_shared_drive_params()
            
            # Build URL with parameters
            url = '/drive/v3/files'
            if params:
                param_string = '&'.join([f"{k}={v}" for k, v in params.items()])
                url = f"{url}?{param_string}"
            
            response = drive_service._do_request(url, folder_metadata, method='POST')
            
            return {
                'success': True,
                'folder_id': response.get('id'),
                'folder_name': response.get('name'),
                'folder_url': f"https://drive.google.com/drive/folders/{response.get('id')}"
            }
            
        except Exception as e:
            _logger.error(f"Error creating folder in shared drive: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }

    def validate_shared_drive_access(self, drive_id):
        """Validate that the current user has access to a Shared Drive"""
        try:
            # Try to get drive info
            drive_info = self.get_shared_drive_info(drive_id)
            
            if not drive_info.get('success'):
                return {
                    'valid': False,
                    'error': drive_info.get('error', 'Unknown error')
                }
            
            # Check permissions
            permissions = self.check_shared_drive_permissions(drive_id)
            
            if not permissions.get('success'):
                return {
                    'valid': False,
                    'error': permissions.get('error', 'Cannot check permissions')
                }
            
            # Check if user has at least read access
            user_permissions = permissions.get('permissions', {})
            if not user_permissions.get('can_read', False):
                return {
                    'valid': False,
                    'error': 'No read access to this Shared Drive'
                }
            
            return {
                'valid': True,
                'drive_name': drive_info.get('drive_info', {}).get('name', 'Unknown'),
                'permissions': user_permissions
            }
            
        except Exception as e:
            _logger.error(f"Error validating shared drive access: {str(e)}")
            return {
                'valid': False,
                'error': str(e)
            }

    def search_shared_drives_by_name(self, name_pattern):
        """Search for Shared Drives by name pattern"""
        try:
            import re
            
            # Get all shared drives
            shared_drives_result = self.list_shared_drives()
            
            if not shared_drives_result.get('success'):
                return {
                    'success': False,
                    'error': shared_drives_result.get('error', 'Cannot list shared drives')
                }
            
            shared_drives = shared_drives_result.get('shared_drives', [])
            
            # Filter by name pattern
            pattern = re.compile(name_pattern, re.IGNORECASE)
            matching_drives = [drive for drive in shared_drives if pattern.search(drive.get('name', ''))]
            
            return {
                'success': True,
                'matching_drives': matching_drives
            }
            
        except Exception as e:
            _logger.error(f"Error searching shared drives: {str(e)}")
            return {
                'success': False,
                'error': str(e)
            }