/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2024 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/*
 * Commands and responses related to manipulating editor windows
 */

syntax = "proto3";

package kiapi.common.commands;

import "google/protobuf/any.proto";
import "common/types/base_types.proto";
import "common/types/enums.proto";

// Refreshes the given frame, if that frame is open
message RefreshEditor
{
  kiapi.common.types.FrameType frame = 1;
}

// Retrieves a list of open documents of the given type
message GetOpenDocuments
{
  // Which type of documents to query
  kiapi.common.types.DocumentType type = 1;
}

message GetOpenDocumentsResponse
{
  repeated kiapi.common.types.DocumentSpecifier documents = 1;
}

message SaveDocument
{
  kiapi.common.types.DocumentSpecifier document = 1;
}

// Saves the given document to a new location and opens the new copy
// Note, this is not going to be implemented anytime soon as we don't currently
// want to allow API access to changing which project is open
//message SaveDocumentAs
//{
//  kiapi.common.types.DocumentSpecifier document = 1;
//
//  string path = 2;
//}

message SaveOptions
{
  // Overwrite destination file(s) if they exist
  bool overwrite = 1;

  // If the file being saved normally requires a project (for example, a board or schematic),
  // this flag will cause a new project to be saved alongside the new file
  bool include_project = 2;
}

// Saves the given document to a new location and does not open the new copy
message SaveCopyOfDocument
{
  kiapi.common.types.DocumentSpecifier document = 1;

  string path = 2;

  SaveOptions options = 3;
}

message RevertDocument
{
  kiapi.common.types.DocumentSpecifier document = 1;
}

/*
 * Runs a TOOL_ACTION using the TOOL_MANAGER of a given frame.
 * WARNING: The TOOL_ACTIONs are specifically *not* an API.
 * Command names may change as code is refactored, and commands may disappear.
 * This API method is provided for low-level prototyping purposes only.
 */
message RunAction
{
  string action = 1;  // Action name, like "eeschema.InteractiveSelection.ClearSelection"
}

enum RunActionStatus
{
  RAS_UNKNOWN        = 0;
  RAS_OK             = 1;  // The action was submitted successfully.
  RAS_INVALID        = 2;  // The action was unknown for the targeted frame.
  RAS_FRAME_NOT_OPEN = 3;  // The targeted frame was not open when the call was submitted.
}

/*
 * NOTE: At the moment, RAS_FRAME_NOT_OPEN won't be returned as the handler is inside the frame.
 */
message RunActionResponse
{
  RunActionStatus status = 1;
}


/*
 * Begins a staged set of changes.  Any modifications made to a document through the API after this
 * call will be saved to a pending commit, and will not appear in KiCad until a matching call to
 * END_COMMIT.
 */
message BeginCommit
{
}


message BeginCommitResponse
{
  // Opaque identifier tracking a commit
  kiapi.common.types.KIID id = 1;
}


enum CommitAction
{
  CMA_UNKNOWN = 0;
  CMA_COMMIT  = 1; // Commit the changes to the design
  CMA_DROP    = 2; // Cancel this commit
}


message EndCommit
{
  // The ID that was given by BeginCommit
  kiapi.common.types.KIID id = 1;

  // What to do with this commit
  CommitAction action = 2;

  // Optional message describing this changeset
  string message = 3;
}


message EndCommitResponse
{
}

// Creates new items on a given document
message CreateItems
{
  // Specifies which document to create on, which fields are included, etc.
  kiapi.common.types.ItemHeader header = 1;

  // List of items to create
  repeated google.protobuf.Any items = 2;

  // Items may be created on a top-level document (sheet, board, etc) or inside a container
  // (symbol, footprint).  If this field is not empty, it holds the ID of a symbol or footprint
  // that the items should be added to.  This ID must be an existing symbol (for schematic
  // documents) or footprint (for board documents).  If the given container does not exist or is
  // not the correct item type, the CreateItems call will fail.
  kiapi.common.types.KIID container = 3;
}

enum ItemStatusCode
{
  ISC_UNKNOWN      = 0;
  ISC_OK           = 1; // The item was created or updated
  ISC_INVALID_TYPE = 2; // The item's type is not valid for the given document
  ISC_EXISTING     = 3; // The item to be created had a specified KIID and that KIID was already in use
  ISC_NONEXISTENT  = 4; // The item to be updated did not exist in the given document
  ISC_IMMUTABLE    = 5; // The item to be updated is not allowed to be modified by the API
  ISC_INVALID_DATA = 7; // The item to be created does not have valid data for the given document
}

// Per-item status feedback for creation and update calls
message ItemStatus
{
  ItemStatusCode code = 1;

  string error_message = 2;
}

message ItemCreationResult
{
  ItemStatus status = 1;

  // The created version of the item, including an updated KIID as applicable
  google.protobuf.Any item = 2;
}

message CreateItemsResponse
{
  // Specifies which document was modified, which fields are included in created_items, etc.
  kiapi.common.types.ItemHeader header = 1;

  // Status of the overall request; may return IRS_OK even if no items were created
  kiapi.common.types.ItemRequestStatus status = 2;

  // Status of each item to be created
  repeated ItemCreationResult created_items = 3;
}

message GetItems
{
  // Specifies which document to query, which fields to return, etc.
  kiapi.common.types.ItemHeader header = 1;

  // List of one or more types of items to retreive
  repeated kiapi.common.types.KiCadObjectType types = 2;
}

message GetItemsResponse
{
  // Specifies which document was modified, which fields are included in items, etc.
  kiapi.common.types.ItemHeader header = 1;

  // Status of the overall request; may return IRS_OK even if no items were retrieved
  kiapi.common.types.ItemRequestStatus status = 2;

  repeated google.protobuf.Any items = 3;
}

// Updates items in a given document
message UpdateItems
{
  // Specifies which document to modify, which fields are included, etc.
  kiapi.common.types.ItemHeader header = 1;

  // List of items to modify
  repeated google.protobuf.Any items = 2;
}


message ItemUpdateResult
{
  ItemStatus status = 1;

  // The update version of the item
  google.protobuf.Any item = 2;
}

message UpdateItemsResponse
{
  // Specifies which document was modified, which fields are included in updated_items, etc.
  kiapi.common.types.ItemHeader header = 1;

  // Status of the overall request; may return IRS_OK even if no items were modified
  kiapi.common.types.ItemRequestStatus status = 2;

  // Status of each item to be created
  repeated ItemUpdateResult updated_items = 3;
}

// Deletes items in a given document
message DeleteItems
{
  // Specifies which document to modify
  kiapi.common.types.ItemHeader header = 1;

  // List of item KIIDs to delete
  repeated kiapi.common.types.KIID item_ids = 2;
}

enum ItemDeletionStatus
{
  IDS_UNKNOWN      = 0;
  IDS_OK           = 1;
  IDS_NONEXISTENT  = 2; // The item did not exist in the given document
  IDS_IMMUTABLE    = 3; // The item is not allowed to be modified by the API
}

message ItemDeletionResult
{
  kiapi.common.types.KIID id = 1;

  ItemDeletionStatus status = 2;
}

message DeleteItemsResponse
{
  // Specifies which document was modified, etc.
  kiapi.common.types.ItemHeader header = 1;

  // Status of the overall request; may return IRS_OK even if no items were deleted
  kiapi.common.types.ItemRequestStatus status = 2;

  // Status of each item requested to be deleted
  repeated ItemDeletionResult deleted_items = 3;
}

enum BoundingBoxMode
{
  BBM_UNKNOWN = 0;
  BBM_ITEM_ONLY = 1;
  BBM_ITEM_AND_CHILD_TEXT = 2;
}

message GetBoundingBox
{
  kiapi.common.types.ItemHeader header = 1;

  repeated kiapi.common.types.KIID items = 2;

  // Some item types can have independently-movable text as children (e.g. footprints)
  // This mode controls whether or not these are included in the box
  BoundingBoxMode mode = 3;
}

message GetBoundingBoxResponse
{
  repeated kiapi.common.types.KIID items = 1;

  repeated kiapi.common.types.Box2 boxes = 2;
}

// Retrieves a list of items.  Returns SelectionResponse
message GetSelection
{
  // Specifies which document to query for selected items.
  kiapi.common.types.ItemHeader header = 1;

  // An optional list of types to filter on.
  // If none are provided, all selected items will be returned.
  repeated kiapi.common.types.KiCadObjectType types = 2;
}

// The set of currently selected items
message SelectionResponse
{
  repeated google.protobuf.Any items = 1;
}

// Adds the given items to the selection.  Returns SelectionResponse
message AddToSelection
{
  kiapi.common.types.ItemHeader header = 1;

  // The items to select
  repeated kiapi.common.types.KIID items = 2;
}

// Removes the given items to the selection.  Returns SelectionResponse
message RemoveFromSelection
{
  kiapi.common.types.ItemHeader header = 1;

  // The items to deselect
  repeated kiapi.common.types.KIID items = 2;
}

// Removes all items from selection
message ClearSelection
{
  kiapi.common.types.ItemHeader header = 1;
}

// Tests if a certain point falls within tolerance of an item's geometry
message HitTest
{
  kiapi.common.types.ItemHeader header = 1;

  kiapi.common.types.KIID id = 2;

  kiapi.common.types.Vector2 position = 3;

  int32 tolerance = 4;
}

enum HitTestResult
{
  HTR_UNKNOWN = 0;
  HTR_NO_HIT  = 1;
  HTR_HIT     = 2;
}

message HitTestResponse
{
  HitTestResult result = 1;
}

// returns common.types.TitleBlockInfo
message GetTitleBlockInfo
{
  kiapi.common.types.DocumentSpecifier document = 1;
}

message SaveDocumentToString
{
  kiapi.common.types.DocumentSpecifier document = 1;
}

message SavedDocumentResponse
{
  kiapi.common.types.DocumentSpecifier document = 1;

  string contents = 2;
}

message SaveSelectionToString
{
}

message SavedSelectionResponse
{
  repeated kiapi.common.types.KIID ids = 1;

  string contents = 2;
}

// Attempts to parse the given string as a s-expression formatted container with items,
// similar to how the Paste action inside the KiCad editor works.  If the parse is successful,
// the items will be created and inserted into the editor.
// Returns CreateItemsResponse
message ParseAndCreateItemsFromString
{
  kiapi.common.types.DocumentSpecifier document = 1;

  string contents = 2;
}