From dd7756d4ca694b78c4a903f1900f2c2ab9d02e60 Mon Sep 17 00:00:00 2001
From: Hillel Coren <hillelcoren@gmail.com>
Date: Sun, 17 Dec 2017 19:54:54 +0200
Subject: [PATCH] Working on task kanban

---
 app/Constants.php                             |   1 +
 app/Http/Controllers/TaskKanbanController.php |  42 +++
 app/Models/TaskStatus.php                     |  30 ++
 ...17_12_13_074024_add_remember_2fa_token.php |  38 +++
 resources/lang/en/texts.php                   |   5 +
 resources/views/list.blade.php                |   1 +
 resources/views/tasks/kanban.blade.php        | 303 ++++++++++++++++++
 routes/web.php                                |   1 +
 8 files changed, 421 insertions(+)
 create mode 100644 app/Http/Controllers/TaskKanbanController.php
 create mode 100644 app/Models/TaskStatus.php
 create mode 100644 resources/views/tasks/kanban.blade.php

diff --git a/app/Constants.php b/app/Constants.php
index 14e112c2fc..661935285f 100644
--- a/app/Constants.php
+++ b/app/Constants.php
@@ -23,6 +23,7 @@ if (! defined('APP_NAME')) {
     define('ENTITY_CREDIT', 'credit');
     define('ENTITY_QUOTE', 'quote');
     define('ENTITY_TASK', 'task');
+    define('ENTITY_TASK_STATUS', 'task_status');
     define('ENTITY_ACCOUNT_GATEWAY', 'account_gateway');
     define('ENTITY_USER', 'user');
     define('ENTITY_TOKEN', 'token');
diff --git a/app/Http/Controllers/TaskKanbanController.php b/app/Http/Controllers/TaskKanbanController.php
new file mode 100644
index 0000000000..e0e1397be6
--- /dev/null
+++ b/app/Http/Controllers/TaskKanbanController.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\TaskStatus;
+
+class TaskKanbanController extends BaseController
+{
+    /**
+     * @return \Illuminate\Contracts\View\View
+     */
+    public function index()
+    {
+        // check initial statuses exist
+        $stauses = TaskStatus::scope()->get();
+
+        if (! $stauses->count()) {
+            $stauses = [];
+            $defaults = [
+                'backlog',
+                'ready_to_do',
+                'in_progress',
+                'done',
+            ];
+            for ($i=0; $i<count($defaults); $i++) {
+                $status = TaskStatus::createNew();
+                $status->name = trans('texts.' . $defaults[$i]);
+                $status->sort_order = $i;
+                $status->save();
+                $stauses[] = $status;
+            }
+        }
+
+        $data = [
+            'title' => trans('texts.kanban'),
+            'statuses' => $stauses,
+        ];
+
+        return view('tasks.kanban', $data);
+    }
+
+}
diff --git a/app/Models/TaskStatus.php b/app/Models/TaskStatus.php
new file mode 100644
index 0000000000..479b5cfff6
--- /dev/null
+++ b/app/Models/TaskStatus.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\SoftDeletes;
+
+/**
+ * Class PaymentTerm.
+ */
+class TaskStatus extends EntityModel
+{
+    use SoftDeletes;
+
+    /**
+     * @var bool
+     */
+    public $timestamps = true;
+    /**
+     * @var array
+     */
+    protected $dates = ['deleted_at'];
+
+    /**
+     * @return mixed
+     */
+    public function getEntityType()
+    {
+        return ENTITY_TASK_STATUS;
+    }
+}
diff --git a/database/migrations/2017_12_13_074024_add_remember_2fa_token.php b/database/migrations/2017_12_13_074024_add_remember_2fa_token.php
index b7c5477a5d..22b5889649 100644
--- a/database/migrations/2017_12_13_074024_add_remember_2fa_token.php
+++ b/database/migrations/2017_12_13_074024_add_remember_2fa_token.php
@@ -16,6 +16,33 @@ class AddRemember2faToken extends Migration
         Schema::table('users', function ($table) {
             $table->string('remember_2fa_token', 100)->nullable();
         });
+
+        Schema::dropIfExists('task_statuses');
+        Schema::create('task_statuses', function ($table) {
+            $table->increments('id');
+            $table->unsignedInteger('user_id');
+            $table->unsignedInteger('account_id')->index();
+            $table->timestamps();
+            $table->softDeletes();
+
+            $table->string('name')->nullable();
+            $table->smallInteger('sort_order')->default(0);
+
+            $table->foreign('account_id')->references('id')->on('accounts')->onDelete('cascade');
+            $table->foreign('user_id')->references('id')->on('users')->onDelete('cascade');
+
+            $table->unsignedInteger('public_id')->index();
+            $table->unique(['account_id', 'public_id']);
+        });
+
+        Schema::table('tasks', function ($table) {
+            $table->unsignedInteger('task_status_id')->nullable();
+            $table->smallInteger('task_status_sort_order')->default(0);
+        });
+
+        Schema::table('tasks', function ($table) {
+            $table->foreign('task_status_id')->references('id')->on('task_statuses')->onDelete('cascade');
+        });
     }
 
     /**
@@ -28,5 +55,16 @@ class AddRemember2faToken extends Migration
         Schema::table('users', function ($table) {
             $table->dropColumn('remember_2fa_token');
         });
+
+        Schema::table('tasks', function ($table) {
+            $table->dropForeign('tasks_task_status_id_foreign');
+        });
+
+        Schema::table('tasks', function ($table) {
+            $table->dropColumn('task_status_id');
+            $table->dropColumn('task_status_sort_order');
+        });
+
+        Schema::dropIfExists('task_statuses');
     }
 }
diff --git a/resources/lang/en/texts.php b/resources/lang/en/texts.php
index 4c9dc92360..efc03f9b44 100644
--- a/resources/lang/en/texts.php
+++ b/resources/lang/en/texts.php
@@ -2613,6 +2613,11 @@ $LANG = array(
     'do_not_trust' => 'Do not remember this device',
     'trust_for_30_days' => 'Trust for 30 days',
     'trust_forever' => 'Trust forever',
+    'kanban' => 'Kanban',
+    'backlog' => 'Backlog',
+    'ready_to_do' => 'Ready to do',
+    'in_progress' => 'In progress',
+    'add_status' => 'Add status',
 
 );
 
diff --git a/resources/views/list.blade.php b/resources/views/list.blade.php
index 8c28f29f91..b26ae8e546 100644
--- a/resources/views/list.blade.php
+++ b/resources/views/list.blade.php
@@ -84,6 +84,7 @@
 			});
 		</script>
 	@elseif ($entityType == ENTITY_TASK)
+		{!! Button::normal(trans('texts.kanban'))->asLinkTo(url('/tasks/kanban'))->appendIcon(Icon::create('th')) !!}
 		{!! Button::normal(trans('texts.time_tracker'))->asLinkTo('javascript:openTimeTracker()')->appendIcon(Icon::create('time')) !!}
     @endif
 
diff --git a/resources/views/tasks/kanban.blade.php b/resources/views/tasks/kanban.blade.php
new file mode 100644
index 0000000000..2708ad018d
--- /dev/null
+++ b/resources/views/tasks/kanban.blade.php
@@ -0,0 +1,303 @@
+@extends('header')
+
+@section('head')
+    @parent
+
+    <style type="text/css">
+        .kanban {
+            overflow-x: auto;
+            white-space: nowrap;
+        }
+
+        .kanban-column {
+            padding: 10px;
+            height: 100%;
+            width: 230px;
+            margin-right: 12px;
+            display: inline-block;
+            vertical-align: top;
+            white-space: normal;
+            cursor: pointer;
+        }
+
+        .kanban-column-header {
+            font-weight: bold;
+            padding-bottom: 12px;
+        }
+
+        .kanban-column-header .pull-left {
+            width: 90%;
+        }
+
+        .kanban-column-header .fa-times {
+            color: #888888;
+            padding-bottom: 6px;
+        }
+
+        .kanban-column-header input {
+            width: 190px;
+        }
+
+        .kanban-column-header .view {
+            padding-top: 3px;
+            padding-bottom: 3px;
+        }
+
+        .kanban-column-row .view div {
+            padding: 8px;
+        }
+
+        .kanban-column textarea {
+            width: 100%;
+            padding-left: 8px;
+            padding-top: 8px;
+        }
+
+        .kanban-column .edit {
+            display: none;
+        }
+
+        .kanban-column .editing .edit {
+            display: block;
+        }
+
+        .kanban-column .editing .view {
+            display: none;
+        }​
+
+    </style>
+
+@stop
+
+@section('content')
+
+    <script type="text/javascript">
+        var statuses = {!! $statuses !!};
+        ko.bindingHandlers.enterkey = {
+            init: function (element, valueAccessor, allBindings, viewModel) {
+                var callback = valueAccessor();
+                $(element).keypress(function (event) {
+                    var keyCode = (event.which ? event.which : event.keyCode);
+                    if (keyCode === 13) {
+                        callback.call(viewModel);
+                        return false;
+                    }
+                    return true;
+                });
+            }
+        };
+
+        ko.bindingHandlers.selected = {
+            update: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {
+                var selected = ko.utils.unwrapObservable(valueAccessor());
+                if (selected) element.select();
+            }
+        };
+
+        function ViewModel() {
+            var self = this;
+
+            self.statuses = ko.observableArray();
+            for (var i=0; i<statuses.length; i++) {
+                self.statuses.push(new StatusModel(statuses[i]));
+            }
+            self.statuses.push(new StatusModel());
+
+            self.onDragged = function() {
+
+            }
+        }
+
+        function StatusModel(data) {
+            var self = this;
+            self.name = ko.observable();
+            self.is_blank = ko.observable(false);
+            self.is_editing_status = ko.observable(false);
+            self.tasks = ko.observableArray();
+            self.new_task = new TaskModel();
+
+            self.inputValue = ko.computed({
+                read: function () {
+                    return self.is_blank() ? '' : self.name();
+                },
+                write: function(value) {
+                    self.name(value);
+                    if (self.is_blank()) {
+                        self.is_blank(false);
+                        model.statuses.push(new StatusModel());
+                    }
+                }
+            });
+
+            self.placeholder = ko.computed(function() {
+                return self.is_blank() ? '{{ trans('texts.add_status') }}...' : '';
+            })
+
+            self.startEdit = function() {
+                self.is_editing_status(true);
+            }
+
+            self.endEdit = function() {
+                self.is_editing_status(false);
+            }
+
+            self.onDragged = function() {
+
+            }
+
+            self.archiveStatus = function() {
+                window.model.statuses.remove(self);
+            }
+
+            self.cancelNewTask = function() {
+                if (self.new_task.is_blank()) {
+                    self.new_task.description('');
+                }
+                self.new_task.endEdit();
+            }
+
+            self.saveNewTask = function(task) {
+                var task = new TaskModel({
+                    description: task.description()
+                })
+                self.tasks.push(task);
+                self.new_task.reset();
+                self.is_blank(false);
+                self.endEdit();
+            }
+
+            if (data) {
+                ko.mapping.fromJS(data, {}, this);
+                self.tasks.push(new TaskModel({description:'testing'}));
+            } else {
+                self.name('{{ trans('texts.add_status') }}...');
+                self.is_blank(true);
+            }
+        }
+
+        function TaskModel(data) {
+            var self = this;
+            self.description = ko.observable('');
+            self.is_blank = ko.observable(false);
+            self.is_editing_task = ko.observable(false);
+
+            self.startEdit = function() {
+                console.log('start edit');
+
+                self.is_editing_task(true);
+                $('.kanban-column-row.editing textarea').focus();
+            }
+
+            self.endEdit = function() {
+                self.is_editing_task(false);
+            }
+
+            self.onDragged = function() {
+
+            }
+
+            self.cancelEditTask = function() {
+                /*
+                if (self.new_task.is_blank()) {
+                    self.new_task.description('');
+                }
+                */
+                self.endEdit();
+            }
+
+            self.saveEditTask = function(task) {
+                self.endEdit();
+            }
+
+            self.reset = function() {
+                self.endEdit();
+                self.description('');
+                self.is_blank(true);
+            }
+
+            if (data) {
+                ko.mapping.fromJS(data, {}, this);
+            } else {
+                //self.description('{{ trans('texts.add_task') }}...');
+                self.is_blank(true);
+            }
+
+        }
+
+        $(function() {
+            window.model = new ViewModel();
+            ko.applyBindings(model);
+        });
+
+    </script>
+
+    <!-- <div data-bind="text: ko.toJSON(model)"></div> -->
+    <script id="itemTmpl" type="text/html">
+
+    </script>
+
+
+    <div class="kanban">
+        <div data-bind="sortable: { data: statuses, as: 'status', afterMove: onDragged, allowDrop: true, connectClass: 'connect-column' }">
+            <div class="well kanban-column">
+
+                <div class="kanban-column-header" data-bind="css: { editing: is_editing_status }">
+                    <div class="pull-left" data-bind="event: { click: startEdit }">
+                        <div class="view" data-bind="text: name"></div>
+                        <input class="edit" type="text"
+                            data-bind="value: inputValue, hasfocus: is_editing_status, selected: is_editing_status,
+                                placeholder: placeholder, event: { blur: endEdit }, enterkey: endEdit"/>
+                    </div>
+                    <div class="pull-right" data-bind="click: archiveStatus, visible: ! is_blank()">
+                        <i class="fa fa-times" title="{{ trans('texts.archive') }}"></i>
+                    </div><br/>
+                </div>
+
+                <div data-bind="sortable: { data: tasks, as: 'task', afterMove: onDragged, allowDrop: true, connectClass: 'connect-row' }">
+                    <div class="kanban-column-row" data-bind="css: { editing: is_editing_task }">
+                        <div data-bind="event: { click: startEdit }">
+                            <div class="view panel" data-bind="visible: ! is_blank()">
+                                <div data-bind="text: description"></div>
+                            </div>
+                        </div>
+                        <div class="edit">
+                            <textarea data-bind="value: description"></textarea>
+                            <div class="pull-right">
+                                <button type='button' class='btn btn-default btn-sm' data-bind="click: cancelEditTask">
+                                    {{ trans('texts.cancel') }}
+                                </button>
+                                <button type='button' class='btn btn-success btn-sm' data-bind="click: saveEditTask">
+                                    {{ trans('texts.save') }}
+                                </button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+
+                <div class="kanban-column-row" data-bind="css: { editing: new_task.is_editing_task }, with: new_task">
+                    <div data-bind="event: { click: startEdit }">
+                        <div class="view panel" data-bind="visible: ! is_blank()">
+                            <div data-bind="text: description"></div>
+                        </div>
+                        <a href="#" class="view text-muted" data-bind="visible: is_blank">
+                            {{ trans('texts.new_task') }}...
+                        </a>
+                    </div>
+                    <div class="edit">
+                        <textarea data-bind="value: description"></textarea>
+                        <div class="pull-right">
+                            <button type='button' class='btn btn-default btn-sm' data-bind="click: $parent.cancelNewTask">
+                                {{ trans('texts.cancel') }}
+                            </button>
+                            <button type='button' class='btn btn-success btn-sm' data-bind="click: $parent.saveNewTask">
+                                {{ trans('texts.save') }}
+                            </button>
+                        </div>
+                    </div>
+                </div>
+
+            </div>
+        </div>
+    </div>
+
+@stop
diff --git a/routes/web.php b/routes/web.php
index e1ea830522..7dfe98d1ac 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -143,6 +143,7 @@ Route::group(['middleware' => ['lookup:user', 'auth:user']], function () {
     Route::get('clients/statement/{client_id}/{status_id?}/{start_date?}/{end_date?}', 'ClientController@statement');
 
     Route::get('time_tracker', 'TimeTrackerController@index');
+    Route::get('tasks/kanban', 'TaskKanbanController@index');
     Route::resource('tasks', 'TaskController');
     Route::get('api/tasks/{client_id?}', 'TaskController@getDatatable');
     Route::get('tasks/create/{client_id?}/{project_id?}', 'TaskController@create');