<?php
/**
 * RuleController.php
 * Copyright (C) 2016 Sander Dorigo
 *
 * This software may be modified and distributed under the terms
 * of the MIT license.  See the LICENSE file for details.
 */

namespace FireflyIII\Http\Controllers;

use Auth;
use FireflyIII\Http\Requests;
use FireflyIII\Http\Requests\RuleGroupFormRequest;
use FireflyIII\Models\Rule;
use FireflyIII\Models\RuleGroup;
use FireflyIII\Repositories\Rule\RuleRepositoryInterface;
use Input;
use Preferences;
use Session;
use URL;
use View;

/**
 * Class RuleController
 *
 * @package FireflyIII\Http\Controllers
 */
class RuleController extends Controller
{
    /**
     * RuleController constructor.
     */
    public function __construct()
    {
        parent::__construct();
        View::share('title', trans('firefly.rules'));
        View::share('mainTitleIcon', 'fa-random');
    }

    /**
     * @return View
     */
    public function createRuleGroup()
    {
        $subTitleIcon = 'fa-clone';
        $subTitle     = trans('firefly.make_new_rule_group');

        // put previous url in session if not redirect from store (not "create another").
        if (Session::get('rules.rule-group.create.fromStore') !== true) {
            Session::put('rules.rule-group.create.url', URL::previous());
        }
        Session::forget('accounts.create.fromStore');
        Session::flash('gaEventCategory', 'rules');
        Session::flash('gaEventAction', 'create-rule-group');

        return view('rules.rule-group.create', compact('subTitleIcon', 'what', 'subTitle'));
    }

    /**
     * @param RuleGroupFormRequest    $request
     * @param RuleRepositoryInterface $repository
     *
     * @return $this|\Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function storeRuleGroup(RuleGroupFormRequest $request, RuleRepositoryInterface $repository)
    {
        $data = [
            'title'       => $request->input('title'),
            'description' => $request->input('description'),
            'user'        => Auth::user()->id,
        ];

        $ruleGroup = $repository->storeRuleGroup($data);

        Session::flash('success', trans('firefly.created_new_rule_group', ['title' => $ruleGroup->title]));
        Preferences::mark();

        if (intval(Input::get('create_another')) === 1) {
            // set value so create routine will not overwrite URL:
            Session::put('rules.rule-group.create.fromStore', true);

            return redirect(route('rules.rule-group.create'))->withInput();
        }

        // redirect to previous URL.
        return redirect(Session::get('rules.rule-group.create.url'));
    }


    /**
     * @param RuleGroup $ruleGroup
     *
     * @return View
     */
    public function editRuleGroup(RuleGroup $ruleGroup)
    {
        $subTitle = trans('firefly.edit_rule_group', ['title' => $ruleGroup->title]);

        // put previous url in session if not redirect from store (not "return_to_edit").
        if (Session::get('rules.rule-group.edit.fromUpdate') !== true) {
            Session::put('rules.rule-group.edit.url', URL::previous());
        }
        Session::forget('rules.rule-group.edit.fromUpdate');
        Session::flash('gaEventCategory', 'rules');
        Session::flash('gaEventAction', 'edit-rule-group');

        return view('rules.rule-group.edit', compact('ruleGroup', 'subTitle'));

    }

    /**
     * @param RuleGroupFormRequest    $request
     * @param RuleRepositoryInterface $repository
     * @param RuleGroup               $ruleGroup
     *
     * @return $this|\Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function updateRuleGroup(RuleGroupFormRequest $request, RuleRepositoryInterface $repository, RuleGroup $ruleGroup)
    {
        $data = [
            'title'       => $request->input('title'),
            'description' => $request->input('description'),
            'active'      => intval($request->input('active')) == 1,
        ];

        $repository->updateRuleGroup($ruleGroup, $data);

        Session::flash('success', trans('firefly.updated_rule_group', ['title' => $ruleGroup->title]));
        Preferences::mark();

        if (intval(Input::get('return_to_edit')) === 1) {
            // set value so edit routine will not overwrite URL:
            Session::put('rules.rule-group.edit.fromUpdate', true);

            return redirect(route('rules.rule-group.edit', [$ruleGroup->id]))->withInput(['return_to_edit' => 1]);
        }

        // redirect to previous URL.
        return redirect(Session::get('rules.rule-group.edit.url'));

    }

    /**
     * @param RuleGroup $budget
     *
     * @return \Illuminate\View\View
     */
    public function deleteRuleGroup(RuleGroup $ruleGroup)
    {
        $subTitle = trans('firefly.delete_rule_group', ['title' => $ruleGroup->title]);

        // put previous url in session
        Session::put('rules.rule-group.delete.url', URL::previous());
        Session::flash('gaEventCategory', 'rules');
        Session::flash('gaEventAction', 'delete-rule-group');

        return view('rules.rule-group.delete', compact('ruleGroup', 'subTitle'));
    }

    /**
     * @param RuleGroup               $ruleGroup
     * @param RuleRepositoryInterface $repository
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function destroyRuleGroup(RuleGroup $ruleGroup, RuleRepositoryInterface $repository)
    {

        $title = $ruleGroup->title;
        $repository->destroyRuleGroup($ruleGroup);


        Session::flash('success', trans('firefly.deleted_rule_group', ['title' => $title]));
        Preferences::mark();


        return redirect(Session::get('rules.rule-group.delete.url'));
    }


    /**
     * @return View
     */
    public function index()
    {
        $ruleGroups = Auth::user()->ruleGroups()->orderBy('order','ASC')    ->with(['rules' => function ($query) {
            $query->orderBy('order', 'ASC');

        }])->get();

        return view('rules.index', compact('ruleGroups'));
    }


    /**
     * @param RuleRepositoryInterface $repository
     * @param Rule                    $rule
     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function upRule(RuleRepositoryInterface $repository, Rule $rule)
    {
        $repository->moveRuleUp($rule);

        return redirect(route('rules.index'));

    }

    /**
     * @param RuleRepositoryInterface $repository
     * @param Rule                    $rule
     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function downRule(RuleRepositoryInterface $repository, Rule $rule)
    {
        $repository->moveRuleDown($rule);

        return redirect(route('rules.index'));

    }

    /**
     * @param RuleRepositoryInterface $repository
     * @param RuleGroup               $ruleGroup
     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function upRuleGroup(RuleRepositoryInterface $repository, RuleGroup $ruleGroup)
    {
        $repository->moveRuleGroupUp($ruleGroup);

        return redirect(route('rules.index'));

    }

    /**
     * @param RuleRepositoryInterface $repository
     * @param RuleGroup               $ruleGroup
     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
     */
    public function downRuleGroup(RuleRepositoryInterface $repository, RuleGroup $ruleGroup)
    {
        $repository->moveRuleGroupDown($ruleGroup);

        return redirect(route('rules.index'));

    }

}