<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;

class StatTreeLine extends Model
{
    protected $table = 'stat_tree_line';
    public $timestamps = false;

    public function getRouteKeyName()
    {
        return 'uid';
    }

    public function lineClauses(){
        return $this->hasMany(StatTreeLineClause::class, 'stat_tree_line_id', 'id');
    }
    public function statTree(){
        return $this->hasOne(StatTree::class, 'id', 'stat_tree_id');
    }
    public function parent(){
        return $this->hasOne(StatTreeLine::class, 'id', 'parent_stat_tree_line_id');
    }
    public function children(){
        return $this->hasMany(StatTreeLine::class, 'parent_stat_tree_line_id', 'id')
            ->orderBy('tree_order_position_index');
    }
    public function reportColumns(){
        return $this->hasMany(StatTreeLineReportColumn::class, 'stat_tree_line_id', 'id')
            ->orderBy('position_index');
    }
    public function displayLabel() {
        $lastStatTreeLineClause = StatTreeLineClause::where('stat_tree_line_id', $this->id)
            ->orderBy('position_index', 'DESC')
            ->first();
        if($lastStatTreeLineClause) {
            return $lastStatTreeLineClause->clause_label;
        }
        return '-';
    }
    public function displayLineClause() {
        $lastStatTreeLineClause = StatTreeLineClause::where('stat_tree_line_id', $this->id)
            ->orderBy('position_index', 'DESC')
            ->first();
        if($lastStatTreeLineClause) {
            return $lastStatTreeLineClause;
        }
        return null;
    }
    public function columnsJSON() {
        $columns = [];
        foreach ($this->reportColumns as $column) {
            $columns[] = [
                "label" => $column->label,
                "display_key" => $column->display_key,
            ];
        }
        return json_encode($columns);
    }
    public function argsJSON() {
        $args = [];
        $displayLineClause = $this->displayLineClause();
        if(!!$displayLineClause) {
            foreach($displayLineClause->statTreeLineClauseArgs as $stlcArg) {
                $args[] = [
                    "uid" => $stlcArg->uid,
                    "arg_text" => $stlcArg->clauseArg->arg_text,
                    "field_type" => $stlcArg->clauseArg->field_type,
                    "default_value" => $stlcArg->default_value,
                    "access_level" => $stlcArg->access_level,
                ];
            }
        }
        return json_encode($args);
    }
}