// Copyright (C) The Arvados Authors. All rights reserved.
//
// SPDX-License-Identifier: AGPL-3.0

import { Dispatch } from "redux";
import { reset, startSubmit, stopSubmit, initialize, FormErrors, formValueSelector, change } from 'redux-form';
import { RootState } from '~/store/store';
import { getUserUuid } from "~/common/getuser";
import { dialogActions } from "~/store/dialog/dialog-actions";
import { getCommonResourceServiceError, CommonResourceServiceError } from '~/services/common-service/common-resource-service';
import { ProjectResource } from '~/models/project';
import { ServiceRepository } from '~/services/services';
import { matchProjectRoute, matchRunProcessRoute } from '~/routes/routes';
import { ResourcePropertiesFormData } from '~/views-components/resource-properties-form/resource-properties-form';
import { RouterState } from "react-router-redux";

export interface ProjectCreateFormDialogData {
    ownerUuid: string;
    name: string;
    description: string;
    properties: ProjectProperties;
}

export interface ProjectProperties {
    [key: string]: string;
}

export const PROJECT_CREATE_FORM_NAME = 'projectCreateFormName';
export const PROJECT_CREATE_PROPERTIES_FORM_NAME = 'projectCreatePropertiesFormName';
export const PROJECT_CREATE_FORM_SELECTOR = formValueSelector(PROJECT_CREATE_FORM_NAME);

export const isProjectOrRunProcessRoute = (router: RouterState) => {
    const pathname = router.location ? router.location.pathname : '';
    const matchProject = matchProjectRoute(pathname);
    const matchRunProcess = matchRunProcessRoute(pathname);
    return Boolean(matchProject || matchRunProcess);
};

export const openProjectCreateDialog = (ownerUuid: string) =>
    (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
        const { router } = getState();
        if (!isProjectOrRunProcessRoute(router)) {
            const userUuid = getUserUuid(getState());
            if (!userUuid) { return; }
            dispatch(initialize(PROJECT_CREATE_FORM_NAME, { ownerUuid: userUuid }));
        } else {
            dispatch(initialize(PROJECT_CREATE_FORM_NAME, { ownerUuid }));
        }
        dispatch(dialogActions.OPEN_DIALOG({ id: PROJECT_CREATE_FORM_NAME, data: {} }));
    };

export const createProject = (project: Partial<ProjectResource>) =>
    async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
        dispatch(startSubmit(PROJECT_CREATE_FORM_NAME));
        try {
            const newProject = await services.projectService.create(project);
            dispatch(dialogActions.CLOSE_DIALOG({ id: PROJECT_CREATE_FORM_NAME }));
            dispatch(reset(PROJECT_CREATE_FORM_NAME));
            return newProject;
        } catch (e) {
            const error = getCommonResourceServiceError(e);
            if (error === CommonResourceServiceError.UNIQUE_NAME_VIOLATION) {
                dispatch(stopSubmit(PROJECT_CREATE_FORM_NAME, { name: 'Project with the same name already exists.' } as FormErrors));
            }
            return undefined;
        }
    };

export const addPropertyToCreateProjectForm = (data: ResourcePropertiesFormData) =>
    (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
        const properties = { ...PROJECT_CREATE_FORM_SELECTOR(getState(), 'properties') };
        properties[data.key] = data.value;
        dispatch(change(PROJECT_CREATE_FORM_NAME, 'properties', properties));
    };

export const removePropertyFromCreateProjectForm = (key: string) =>
    (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
        const properties = { ...PROJECT_CREATE_FORM_SELECTOR(getState(), 'properties') };
        delete properties[key];
        dispatch(change(PROJECT_CREATE_FORM_NAME, 'properties', properties));
    };