import { baseApi } from "@/lib/store/apis/baseApi";
import {
	CommitSessionRequest,
	CommitSessionResponse,
	CreateFolderRequest,
	CreateFolderResponse,
	CreatePromptRequest,
	CreatePromptResponse,
	CreateSessionRequest,
	CreateSessionResponse,
	CreateVersionRequest,
	CreateVersionResponse,
	DeleteFolderResponse,
	DeletePromptResponse,
	DeleteSessionResponse,
	DeleteVersionResponse,
	GetFolderResponse,
	GetFoldersResponse,
	GetPromptResponse,
	GetPromptsResponse,
	GetSessionResponse,
	GetSessionsResponse,
	GetVersionResponse,
	GetVersionsResponse,
	UpdateFolderRequest,
	UpdateFolderResponse,
	UpdatePromptRequest,
	UpdatePromptResponse,
	RenameSessionRequest,
	RenameSessionResponse,
	UpdateSessionRequest,
	UpdateSessionResponse,
} from "@/lib/types/prompts";

// Inject Prompt Repository endpoints into baseApi
export const promptsApi = baseApi.injectEndpoints({
	overrideExisting: true,
	endpoints: (builder) => ({
		// Get all folders
		getFolders: builder.query<GetFoldersResponse, void>({
			query: () => "/prompt-repo/folders",
			providesTags: ["Folders"],
		}),

		// Get single folder
		getFolder: builder.query<GetFolderResponse, string>({
			query: (id) => `/prompt-repo/folders/${id}`,
			providesTags: (result, error, id) => [{ type: "Folders", id }],
		}),

		// Create folder
		createFolder: builder.mutation<CreateFolderResponse, CreateFolderRequest>({
			query: (data) => ({
				url: "/prompt-repo/folders",
				method: "POST",
				body: data,
			}),
			invalidatesTags: ["Folders"],
		}),

		// Update folder
		updateFolder: builder.mutation<UpdateFolderResponse, { id: string; data: UpdateFolderRequest }>({
			query: ({ id, data }) => ({
				url: `/prompt-repo/folders/${id}`,
				method: "PUT",
				body: data,
			}),
			invalidatesTags: (result, error, { id }) => ["Folders", { type: "Folders", id }],
		}),

		// Delete folder
		deleteFolder: builder.mutation<DeleteFolderResponse, string>({
			query: (id) => ({
				url: `/prompt-repo/folders/${id}`,
				method: "DELETE",
			}),
			invalidatesTags: (result, error, id) => ["Folders", { type: "Folders", id }, "Prompts"],
		}),

		// Get all prompts (optionally filtered by folder)
		getPrompts: builder.query<GetPromptsResponse, { folderId?: string } | void>({
			query: (params) => {
				const queryParams = params && params.folderId ? `?folder_id=${params.folderId}` : "";
				return `/prompt-repo/prompts${queryParams}`;
			},
			providesTags: ["Prompts"],
		}),

		// Get single prompt
		getPrompt: builder.query<GetPromptResponse, string>({
			query: (id) => `/prompt-repo/prompts/${id}`,
			providesTags: (result, error, id) => [{ type: "Prompts", id }],
		}),

		// Create prompt
		createPrompt: builder.mutation<CreatePromptResponse, CreatePromptRequest>({
			query: (data) => ({
				url: "/prompt-repo/prompts",
				method: "POST",
				body: data,
			}),
			invalidatesTags: ["Prompts", "Folders"],
		}),

		// Update prompt
		updatePrompt: builder.mutation<UpdatePromptResponse, { id: string; data: UpdatePromptRequest }>({
			query: ({ id, data }) => ({
				url: `/prompt-repo/prompts/${id}`,
				method: "PUT",
				body: data,
			}),
			invalidatesTags: (result, error, { id }) => ["Prompts", { type: "Prompts", id }],
			async onQueryStarted({ id, data }, { dispatch, queryFulfilled }) {
				// Optimistic update on the prompts list cache
				const patchResult = dispatch(
					promptsApi.util.updateQueryData("getPrompts", undefined, (draft) => {
						const prompt = draft.prompts.find((p) => p.id === id);
						if (prompt) {
							if (data.name !== undefined) prompt.name = data.name;
							if ("folder_id" in data) prompt.folder_id = data.folder_id ?? undefined;
						}
					}),
				);
				try {
					await queryFulfilled;
				} catch {
					patchResult.undo();
				}
			},
		}),

		// Delete prompt
		deletePrompt: builder.mutation<DeletePromptResponse, string>({
			query: (id) => ({
				url: `/prompt-repo/prompts/${id}`,
				method: "DELETE",
			}),
			invalidatesTags: (result, error, id) => ["Prompts", { type: "Prompts", id }, "Folders", "Versions", "Sessions"],
		}),

		// Get all versions for a prompt
		getVersions: builder.query<GetVersionsResponse, string>({
			query: (promptId) => `/prompt-repo/prompts/${promptId}/versions`,
			providesTags: (result, error, promptId) => [{ type: "Versions", id: promptId }],
		}),

		// Get single version
		getPromptVersion: builder.query<GetVersionResponse, number>({
			query: (id) => `/prompt-repo/versions/${id}`,
			providesTags: (result, error, id) => [{ type: "Versions", id }],
		}),

		// Create version
		createVersion: builder.mutation<CreateVersionResponse, { promptId: string; data: CreateVersionRequest }>({
			query: ({ promptId, data }) => ({
				url: `/prompt-repo/prompts/${promptId}/versions`,
				method: "POST",
				body: data,
			}),
			invalidatesTags: (result, error, { promptId }) => ["Prompts", { type: "Prompts", id: promptId }, { type: "Versions", id: promptId }],
		}),

		// Delete version
		deleteVersion: builder.mutation<DeleteVersionResponse, { id: number; promptId: string }>({
			query: ({ id }) => ({
				url: `/prompt-repo/versions/${id}`,
				method: "DELETE",
			}),
			invalidatesTags: (result, error, { id, promptId }) => [
				"Prompts",
				{ type: "Prompts", id: promptId },
				{ type: "Versions", id: promptId },
				{ type: "Versions", id },
			],
		}),

		// Get all sessions for a prompt
		getSessions: builder.query<GetSessionsResponse, string>({
			query: (promptId) => `/prompt-repo/prompts/${promptId}/sessions`,
			providesTags: (result, error, promptId) => [{ type: "Sessions", id: promptId }],
		}),

		// Get single session
		getSession: builder.query<GetSessionResponse, number>({
			query: (id) => `/prompt-repo/sessions/${id}`,
			providesTags: (result, error, id) => [{ type: "Sessions", id }],
		}),

		// Create session
		createSession: builder.mutation<CreateSessionResponse, { promptId: string; data: CreateSessionRequest }>({
			query: ({ promptId, data }) => ({
				url: `/prompt-repo/prompts/${promptId}/sessions`,
				method: "POST",
				body: data,
			}),
			invalidatesTags: (result, error, { promptId }) => [{ type: "Sessions", id: promptId }],
		}),

		// Update session
		updateSession: builder.mutation<UpdateSessionResponse, { id: number; promptId: string; data: UpdateSessionRequest }>({
			query: ({ id, data }) => ({
				url: `/prompt-repo/sessions/${id}`,
				method: "PUT",
				body: data,
			}),
			invalidatesTags: (result, error, { id, promptId }) => [
				{ type: "Sessions", id },
				{ type: "Sessions", id: promptId },
			],
		}),

		// Delete session
		deleteSession: builder.mutation<DeleteSessionResponse, { id: number; promptId: string }>({
			query: ({ id }) => ({
				url: `/prompt-repo/sessions/${id}`,
				method: "DELETE",
			}),
			invalidatesTags: (result, error, { id, promptId }) => [
				{ type: "Sessions", id: promptId },
				{ type: "Sessions", id },
			],
		}),

		// Rename session
		renameSession: builder.mutation<RenameSessionResponse, { id: number; promptId: string; data: RenameSessionRequest }>({
			query: ({ id, data }) => ({
				url: `/prompt-repo/sessions/${id}/rename`,
				method: "PUT",
				body: data,
			}),
			invalidatesTags: (result, error, { id, promptId }) => [
				{ type: "Sessions", id: promptId },
				{ type: "Sessions", id },
			],
		}),

		// Commit session as new version
		commitSession: builder.mutation<CommitSessionResponse, { id: number; promptId: string; data: CommitSessionRequest }>({
			query: ({ id, data }) => ({
				url: `/prompt-repo/sessions/${id}/commit`,
				method: "POST",
				body: data,
			}),
			invalidatesTags: (result, error, { promptId }) => ["Prompts", { type: "Prompts", id: promptId }, { type: "Versions", id: promptId }],
		}),
	}),
});

export const {
	// Folders
	useGetFoldersQuery,
	useGetFolderQuery,
	useCreateFolderMutation,
	useUpdateFolderMutation,
	useDeleteFolderMutation,
	// Prompts
	useGetPromptsQuery,
	useGetPromptQuery,
	useCreatePromptMutation,
	useUpdatePromptMutation,
	useDeletePromptMutation,
	// Versions
	useGetVersionsQuery,
	useGetPromptVersionQuery,
	useLazyGetPromptVersionQuery,
	useCreateVersionMutation,
	useDeleteVersionMutation,
	// Sessions
	useGetSessionsQuery,
	useGetSessionQuery,
	useCreateSessionMutation,
	useUpdateSessionMutation,
	useDeleteSessionMutation,
	useRenameSessionMutation,
	useCommitSessionMutation,
} = promptsApi;