# Copyright 2025 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#      https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from secops_soar_mcp import bindings
from mcp.server.fastmcp import FastMCP
from secops_soar_mcp.utils.consts import Endpoints
from secops_soar_mcp.utils.models import ApiManualActionDataModel, EmailContent, TargetEntity
import json
from typing import Optional, List, Dict, Union, Annotated
from pydantic import Field
from secops_soar_mcp.utils.pydantic_list_field import PydanticListField


def register_tools(mcp: FastMCP):
    # This function registers all tools (actions) for the CloudLogging integration.

    @mcp.tool()
    async def cloud_logging_execute_query(case_id: Annotated[str, Field(..., description="The ID of the case.")], alert_group_identifiers: Annotated[List[str], Field(..., description="Identifiers for the alert groups.")], query: Annotated[str, Field(..., description="A query to find the logs for.")], project_id: Annotated[str, Field(default=None, description="The project ID to use in the integration. If you don't set a value for this parameter, the integration retrieves the project ID from your Google Cloud service account.")], organization_id: Annotated[str, Field(default=None, description="The organization ID to use in the integration.If you don't set a value for this parameter, the integration retrieves the project ID from your Google Cloud service account.")], time_frame: Annotated[List[str], Field(default=None, description="A period to retrieve the results from. If you select Custom, also configure the Start Time parameter.")], start_time: Annotated[str, Field(default=None, description="The start time to retrieve results. This parameter is required if you selected the Custom option for the Time Frame parameter. To configure this parameter, use the ISO 8601 format.")], end_time: Annotated[str, Field(default=None, description="The end time to retrieve results. If you don't set a value for this parameter and select the Custom option for the Time Frame parameter, the action uses the current time as the end time. To configure this parameter, use the ISO 8601 format.")], max_records_to_return: Annotated[str, Field(default=None, description="The maximum number of results to return. The default value is 50.")], target_entities: Annotated[List[TargetEntity], PydanticListField(TargetEntity, description="Optional list of specific target entities (Identifier, EntityType) to run the action on.")], scope: Annotated[str, Field(default="All entities", description="Defines the scope for the action.")]) -> dict:
        """Use the Execute Query action to execute custom queries in Cloud Logging.

        Returns:
            dict: A dictionary containing the result of the action execution.
        """
        final_target_entities: Optional[List[TargetEntity]] = None
        final_scope: Optional[str] = None
        is_predefined_scope: Optional[bool] = None
    
        if target_entities:
            # Specific target entities provided, ignore scope parameter
            final_target_entities = target_entities
            final_scope = None
            is_predefined_scope = False
        else:
            # Check if the provided scope is valid
            if scope not in bindings.valid_scopes:
                allowed_values_str = ", ".join(sorted(list(bindings.valid_scopes)))
                return {
                    "Status": "Failed",
                    "Message": f"Invalid scope '{scope}'. Allowed values are: {allowed_values_str}",
                }
            final_target_entities = [] # Pass empty list for entities when using scope
            final_scope = scope
            is_predefined_scope = True
    
        # Fetch integration instance identifier
        try:
            instance_response = await bindings.http_client.get(
                Endpoints.LIST_INTEGRATION_INSTANCES.format(INTEGRATION_NAME="CloudLogging")
            )
            instances = instance_response.get("integration_instances", [])
        except Exception as e:
            print(f"Error fetching instance for CloudLogging: {e}")
            return {"Status": "Failed", "Message": f"Error fetching instance: {e}"}
    
        if instances:
            instance_identifier = instances[0].get("identifier")
            if not instance_identifier:
                return {"Status": "Failed", "Message": "Instance found but identifier is missing."}
    
            script_params = {}
            if project_id is not None:
                script_params["Project ID"] = project_id
            if organization_id is not None:
                script_params["Organization ID"] = organization_id
            script_params["Query"] = query
            if time_frame is not None:
                script_params["Time Frame"] = time_frame
            if start_time is not None:
                script_params["Start Time"] = start_time
            if end_time is not None:
                script_params["End Time"] = end_time
            if max_records_to_return is not None:
                script_params["Max Records To Return"] = max_records_to_return
    
            # Prepare data model for the API request
            action_data = ApiManualActionDataModel(
                alertGroupIdentifiers=alert_group_identifiers,
                caseId=case_id,
                targetEntities=final_target_entities,
                scope=final_scope,
                isPredefinedScope=is_predefined_scope,
                actionProvider="Scripts",
                actionName="CloudLogging_Execute Query",
                properties={
                    "IntegrationInstance": instance_identifier,
                    "ScriptName": "CloudLogging_Execute Query",
                    "ScriptParametersEntityFields": json.dumps(script_params)
                }
            )
    
            try:
                execution_response = await bindings.http_client.post(
                    Endpoints.EXECUTE_MANUAL_ACTION,
                    req=action_data.model_dump()
                )
                return execution_response
            except Exception as e:
                print(f"Error executing action CloudLogging_Execute Query for CloudLogging: {e}")
                return {"Status": "Failed", "Message": f"Error executing action: {e}"}
        else:
            print(f"Warning: No active integration instance found for CloudLogging")
            return {"Status": "Failed", "Message": "No active instance found."}

    @mcp.tool()
    async def cloud_logging_ping(case_id: Annotated[str, Field(..., description="The ID of the case.")], alert_group_identifiers: Annotated[List[str], Field(..., description="Identifiers for the alert groups.")], target_entities: Annotated[List[TargetEntity], PydanticListField(TargetEntity, description="Optional list of specific target entities (Identifier, EntityType) to run the action on.")], scope: Annotated[str, Field(default="All entities", description="Defines the scope for the action.")]) -> dict:
        """Use the Ping action to test connectivity to the Cloud Logging.

        Returns:
            dict: A dictionary containing the result of the action execution.
        """
        final_target_entities: Optional[List[TargetEntity]] = None
        final_scope: Optional[str] = None
        is_predefined_scope: Optional[bool] = None
    
        if target_entities:
            # Specific target entities provided, ignore scope parameter
            final_target_entities = target_entities
            final_scope = None
            is_predefined_scope = False
        else:
            # Check if the provided scope is valid
            if scope not in bindings.valid_scopes:
                allowed_values_str = ", ".join(sorted(list(bindings.valid_scopes)))
                return {
                    "Status": "Failed",
                    "Message": f"Invalid scope '{scope}'. Allowed values are: {allowed_values_str}",
                }
            final_target_entities = [] # Pass empty list for entities when using scope
            final_scope = scope
            is_predefined_scope = True
    
        # Fetch integration instance identifier
        try:
            instance_response = await bindings.http_client.get(
                Endpoints.LIST_INTEGRATION_INSTANCES.format(INTEGRATION_NAME="CloudLogging")
            )
            instances = instance_response.get("integration_instances", [])
        except Exception as e:
            print(f"Error fetching instance for CloudLogging: {e}")
            return {"Status": "Failed", "Message": f"Error fetching instance: {e}"}
    
        if instances:
            instance_identifier = instances[0].get("identifier")
            if not instance_identifier:
                return {"Status": "Failed", "Message": "Instance found but identifier is missing."}
    
            script_params = {}
    
            # Prepare data model for the API request
            action_data = ApiManualActionDataModel(
                alertGroupIdentifiers=alert_group_identifiers,
                caseId=case_id,
                targetEntities=final_target_entities,
                scope=final_scope,
                isPredefinedScope=is_predefined_scope,
                actionProvider="Scripts",
                actionName="CloudLogging_Ping",
                properties={
                    "IntegrationInstance": instance_identifier,
                    "ScriptName": "CloudLogging_Ping",
                    "ScriptParametersEntityFields": json.dumps(script_params)
                }
            )
    
            try:
                execution_response = await bindings.http_client.post(
                    Endpoints.EXECUTE_MANUAL_ACTION,
                    req=action_data.model_dump()
                )
                return execution_response
            except Exception as e:
                print(f"Error executing action CloudLogging_Ping for CloudLogging: {e}")
                return {"Status": "Failed", "Message": f"Error executing action: {e}"}
        else:
            print(f"Warning: No active integration instance found for CloudLogging")
            return {"Status": "Failed", "Message": "No active instance found."}
