// Code generated by summer make. DO NOT EDIT.

package models

import (
	"strings"
	"time"
	"unicode"

	"gorm.io/gorm"
)

// Quiz is a set of questions a signed-in user can attempt. Context is a
// free-form link to a record of another plugin, such as "acme.shop:course:12".
type Quiz struct {
	ID               uint       `gorm:"column:id;primaryKey"`
	Title            string     `gorm:"column:title"`
	Slug             string     `gorm:"column:slug"`
	Description      *string    `gorm:"column:description"`
	Context          *string    `gorm:"column:context"`
	IsPublished      bool       `gorm:"column:is_published"`
	TimeLimitSeconds *int       `gorm:"column:time_limit_seconds"`
	PassingScore     int        `gorm:"column:passing_score"`
	ShuffleQuestions bool       `gorm:"column:shuffle_questions"`
	RoundSize        *int       `gorm:"column:round_size"`
	CreatedAt        time.Time  `gorm:"column:created_at"`
	UpdatedAt        time.Time  `gorm:"column:updated_at"`
	Questions        []Question `gorm:"foreignKey:QuizID"`
}

// TableName is the plugin-prefixed table.
func (Quiz) TableName() string { return "golem15_quizzes_quizzes" }

// Fillable lists the columns mass assignment may set.
func (Quiz) Fillable() []string {
	return []string{
		"title", "slug", "description", "context", "is_published",
		"time_limit_seconds", "passing_score", "shuffle_questions", "round_size",
	}
}

// Rules are checked by the admin API on every save; unique ignores the quiz
// being updated.
func (Quiz) Rules() map[string]string {
	return map[string]string{
		"title":              "required|max:255",
		"slug":               "required|max:255|unique:golem15_quizzes_quizzes",
		"context":            "nullable|max:255",
		"passing_score":      "required|integer|between:0,100",
		"time_limit_seconds": "nullable|integer|min:1",
		"round_size":         "nullable|integer|min:1",
	}
}

// BeforeValidate fills the slug from the title before the admin form
// validates, so the unique rule sees the final slug.
func (q *Quiz) BeforeValidate(*gorm.DB) error {
	q.fillSlug()
	return nil
}

// BeforeSave fills the slug from the title on every other write path.
func (q *Quiz) BeforeSave(*gorm.DB) error {
	q.fillSlug()
	return nil
}

func (q *Quiz) fillSlug() {
	if strings.TrimSpace(q.Slug) == "" {
		q.Slug = Slugify(q.Title)
	} else {
		q.Slug = Slugify(q.Slug)
	}
}

var transliterations = map[rune]string{
	'ą': "a", 'ć': "c", 'ę': "e", 'ł': "l", 'ń': "n", 'ó': "o", 'ś': "s", 'ź': "z", 'ż': "z",
	'ä': "a", 'ö': "o", 'ü': "u", 'ß': "ss", 'á': "a", 'é': "e", 'í': "i", 'ú': "u",
	'č': "c", 'ř': "r", 'š': "s", 'ž': "z", 'ě': "e", 'ý': "y", 'à': "a", 'è': "e",
}

// Slugify lowercases s, transliterates common Latin diacritics and joins the
// remaining letters and digits with single hyphens.
func Slugify(s string) string {
	var b strings.Builder
	dash := false
	for _, r := range strings.ToLower(strings.TrimSpace(s)) {
		if t, ok := transliterations[r]; ok {
			b.WriteString(t)
			dash = false
			continue
		}
		if (r >= 'a' && r <= 'z') || (r >= '0' && r <= '9') {
			b.WriteRune(r)
			dash = false
			continue
		}
		if (unicode.IsSpace(r) || unicode.IsPunct(r) || unicode.IsSymbol(r)) && b.Len() > 0 && !dash {
			b.WriteByte('-')
			dash = true
		}
	}
	return strings.TrimSuffix(b.String(), "-")
}