lolibrary/lolibrary

package domain

import (
    "strings"
    "time"
)

type Attribute struct {
    // ID is a UUID.
    ID string `firestore:"id"`

    // Slug is a unique human-readable identifier used in URLs.
    Slug string `firestore:"slug"`

    // Name is the human readable name of this attribute.
    Name string `firestore:"name"`

    // CreatedAt is when this record was inserted.
    CreatedAt time.Time `firestore:"created_at"`

    // UpdatedAt is when this record was last updated.
    UpdatedAt time.Time `firestore:"updated_at"`
}

type AttributeValue struct {
    // ID is actually a compound of both attribute and item ID, to simulate unique(attribute_id, item_id).
    ID          string `firestore:"id"`
    ItemID      string `firestore:"item_id"`
    AttributeID string `firestore:"attribute_id"`
    Value       string `firestore:"value"`

    CreatedAt time.Time `firestore:"created_at"`
    UpdatedAt time.Time `firestore:"updated_at"`
}

// DocumentID will return a unique ID for this document.
func (av *AttributeValue) DocumentID() string {
    if av.ID == "" {
        av.ID = strings.Join([]string{av.ItemID, av.AttributeID}, "§")
    }

    return av.ID
}