<?php

namespace Database\Seeders;

use App\Models\Action;
use App\Models\Condition;
use App\Models\Operator;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;

class TriggersTableSeeder extends Seeder
{
    private Operator $operator;
    private Condition $condition;
    private Action $action;

    protected array $operators = [
        0 => [
            'name' => 'contains',
            'display_name' => 'Contains',
            'type' => 'primitive',
        ],
        1 => [
            'name' => 'not_contains',
            'display_name' => 'Does not contain',
            'type' => 'primitive',
        ],
        2 => [
            'name' => 'starts_with',
            'display_name' => 'Starts with',
            'type' => 'primitive',
        ],
        3 => [
            'name' => 'ends_with',
            'display_name' => 'Ends with',
            'type' => 'primitive',
        ],
        4 => [
            'name' => 'equals',
            'display_name' => 'Equals',
            'type' => 'primitive',
        ],
        5 => [
            'name' => 'not_equals',
            'display_name' => 'Does not equal',
            'type' => 'primitive',
        ],
        6 => [
            'name' => 'matches_regex',
            'display_name' => 'Matches regex pattern',
            'type' => 'primitive',
        ],
        7 => [
            'name' => 'more',
            'display_name' => 'More than',
            'type' => 'primitive',
        ],
        8 => [
            'name' => 'less',
            'display_name' => 'Less than',
            'type' => 'primitive',
        ],
        9 => ['name' => 'is', 'display_name' => 'Is', 'type' => 'primitive'],
        10 => [
            'name' => 'not',
            'display_name' => 'Is not',
            'type' => 'primitive',
        ],
        11 => [
            'name' => 'changed',
            'display_name' => 'Changed',
            'type' => 'mixed',
        ],
        12 => [
            'name' => 'changed_to',
            'display_name' => 'Changed to',
            'type' => 'mixed',
        ],
        13 => [
            'name' => 'changed_from',
            'display_name' => 'Changed from',
            'type' => 'mixed',
        ],
        14 => [
            'name' => 'not_changed',
            'display_name' => 'Not changed',
            'type' => 'mixed',
        ],
        15 => [
            'name' => 'not_changed_to',
            'display_name' => 'Not changed to',
            'type' => 'mixed',
        ],
        16 => [
            'name' => 'not_changed_from',
            'display_name' => 'Not changed from',
            'type' => 'mixed',
        ],
    ];

    public array $conditions = [
        'event:type' => [
            'type' => 'event:type',
            'name' => 'Event: Type',
            'operators' => [9, 10],
        ],
        'ticket:subject' => [
            'type' => 'ticket:subject',
            'name' => 'Ticket: Subject',
            'operators' => [0, 1, 2, 3, 4, 5, 6],
        ],
        'ticket:body' => [
            'type' => 'ticket:body',
            'name' => 'Ticket: Body',
            'operators' => [0, 1, 2, 3],
        ],
        'ticket:status' => [
            'type' => 'ticket:status',
            'name' => 'Ticket: Status',
            'operators' => [9, 10, 11, 12, 13, 14, 15, 16],
        ],
        'ticket:category' => [
            'type' => 'ticket:category',
            'name' => 'Ticket: Category',
            'operators' => [0, 1, 2, 3, 4, 5, 6, 9, 10],
        ],
        'ticket:uploads' => [
            'type' => 'ticket:uploads',
            'name' => 'Ticket: Number of Attachments',
            'operators' => [4, 5, 7, 8],
        ],
        'ticket:assignee' => [
            'type' => 'ticket:assignee',
            'name' => 'Ticket: Assignee',
            'operators' => [9, 10, 11, 12, 13, 14, 15, 16],
        ],
        'ticket:mailbox address' => [
            'type' => 'ticket:mailbox address',
            'name' => 'Ticket: Mailbox address',
            'operators' => [0, 1, 2, 3, 4, 5, 6],
        ],
        'customer:name' => [
            'type' => 'customer:name',
            'name' => 'Customer: Name',
            'operators' => [0, 1, 2, 3, 4, 5, 6],
        ],
        'customer:email' => [
            'type' => 'customer:email',
            'name' => 'Customer: Email',
            'operators' => [0, 1, 2, 3, 4, 5, 6],
        ],

        // time based
        'timeframe:hours since created' => [
            'type' => 'timeframe:hours since created',
            'name' => 'Timeframe: Hours since created',
            'timeBased' => true,
            'operators' => [9, 7, 8],
        ],
        'timeframe:hours since closed' => [
            'type' => 'timeframe:hours since closed',
            'name' => 'Timeframe: Hours since closed',
            'timeBased' => true,
            'operators' => [9, 7, 8],
        ],
        'timeframe:hours since last activity' => [
            'type' => 'timeframe:hours since last activity',
            'name' => 'Timeframe: Hours since last activity',
            'timeBased' => true,
            'operators' => [9, 7, 8],
        ],
        'timeframe:hours since last reply' => [
            'type' => 'timeframe:hours since last reply',
            'name' => 'Timeframe: Hours since last reply',
            'timeBased' => true,
            'operators' => [9, 7, 8],
        ],
    ];

    protected array $actions = [
        [
            'display_name' => 'Ticket: Move to Category',
            'name' => 'move_ticket_to_category',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Notify: via Email',
            'name' => 'send_email_to_user',
            'updates_ticket' => 0,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Add a note',
            'name' => 'add_note_to_ticket',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Change status',
            'name' => 'change_ticket_status',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Assign to Agent',
            'name' => 'assign_ticket_to_agent',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Add tag(s)',
            'name' => 'add_tags_to_ticket',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Remove tag(s)',
            'name' => 'remove_tags_from_ticket',
            'updates_ticket' => 1,
            'aborts_cycle' => 0,
        ],
        [
            'display_name' => 'Ticket: Delete',
            'name' => 'delete_ticket',
            'updates_ticket' => 1,
            'aborts_cycle' => 1,
        ],
    ];

    protected array $actionInputConfigs = [
        'move_ticket_to_category' => [
            'inputs' => [
                [
                    'type' => 'select',
                    'select_options' => 'category:tags',
                    'name' => 'category_name',
                ],
            ],
        ],
        'add_note_to_ticket' => [
            'inputs' => [
                [
                    'type' => 'textarea',
                    'placeholder' => 'Note Text',
                    'name' => 'note_text',
                ],
            ],
        ],
        'change_ticket_status' => [
            'inputs' => [
                [
                    'type' => 'select',
                    'default_value' => 'open',
                    'select_options' => 'ticket:status',
                    'name' => 'status_name',
                ],
            ],
        ],
        'assign_ticket_to_agent' => [
            'inputs' => [
                [
                    'type' => 'select',
                    'default_value' => '(current user)',
                    'select_options' => 'agent:id',
                    'name' => 'agent_id',
                ],
            ],
        ],
        'add_tags_to_ticket' => [
            'inputs' => [
                [
                    'type' => 'text',
                    'placeholder' => 'Separate tags with comma',
                    'name' => 'tags_to_add',
                ],
            ],
        ],
        'remove_tags_from_ticket' => [
            'inputs' => [
                [
                    'type' => 'text',
                    'placeholder' => 'Separate tags with comma',
                    'name' => 'tags_to_remove',
                ],
            ],
        ],
        'delete_ticket' => ['inputs' => []],
        'send_email_to_user' => [
            'inputs' => [
                [
                    'type' => 'select',
                    'name' => 'agent_id',
                    'default_value' => '(current user)',
                    'select_options' => 'agent:id',
                ],
                [
                    'placeholder' => 'Subject',
                    'type' => 'text',
                    'name' => 'subject',
                ],
                [
                    'placeholder' => 'Email Message',
                    'type' => 'textarea',
                    'name' => 'message',
                ],
            ],
        ],
    ];

    public function __construct(
        Operator $operator,
        Condition $condition,
        Action $action,
    ) {
        $this->operator = $operator;
        $this->condition = $condition;
        $this->action = $action;
    }

    public function run(): void
    {
        $operators = $this->seedOperators();

        $this->seedConditions($operators);
        $this->seedActions();
    }

    /**
     * Seed actions table from static actions names.
     */
    private function seedActions()
    {
        $this->action->truncate();

        $actions = array_map(function ($action) {
            $action['input_config'] = json_encode(
                $this->actionInputConfigs[$action['name']],
            );
            return $action;
        }, $this->actions);

        $this->action->insert($actions);
    }

    private function seedOperators(): Collection
    {
        $this->operator->truncate();

        $this->operator->insert(array_values($this->operators));

        return $this->operator->get();
    }

    /**
     * Seed conditions table from static conditions configuration.
     *
     * @param Collection $operators
     */
    private function seedConditions(Collection $operators)
    {
        DB::table('conditions')->truncate();
        DB::table('condition_operator')->truncate();

        //seed conditions
        $this->condition->insert(
            array_map(function ($condition) {
                return [
                    'name' => $condition['name'],
                    'type' => $condition['type'],
                    'time_based' => $condition['timeBased'] ?? false,
                ];
            }, $this->conditions),
        );

        //generate insert for attaching operators to conditions in one query
        $pivot = $this->condition
            ->get()
            ->map(function ($condition) use ($operators) {
                //get indexes of this conditions operators
                $indexes = $this->conditions[$condition['type']]['operators'];

                //get names of this conditions operators
                $names = collect($indexes)->map(function ($index) {
                    return $this->operators[$index]['name'];
                });

                //compile many to many pivot table insert to attach all operators to this condition
                return $operators
                    ->whereIn('name', $names)
                    ->pluck('id')
                    ->map(function ($id) use ($condition) {
                        return [
                            'condition_id' => $condition->id,
                            'operator_id' => $id,
                        ];
                    });
            })
            ->flatten(1)
            ->toArray();

        DB::table('condition_operator')->insert($pivot);
    }