unmarshal_mixedcase_test.go

package main

import (
	"database/sql"
	"errors"
	"fmt"
	"strconv"

	"github.com/manyminds/api2go/jsonapi"
)

var s = `{
			"data": {
				"type": "tickets",
				"attributes": {
					"number": "1234",
					"exp_year": 2018,
					"title": "Classical Concert"
				},
				"relationships": {
					"address": {
						"data": {
							"type": "addresses",
							"id": "2"
						}
					}
				}
			},
			"included": [
			{
				"type": "addresses",
				"id": "2",
				"attributes":
				{
					"line1": "Lorem ipsum"
				}
			}
		]
	}`

type Address struct {
	ID          int    `jsonapi:"-" gorm:"primary_key"`
	Line1       string `jsonapi:"name=line1" gorm:"column:line1"`
	Line2       string `jsonapi:"name=line2" gorm:"column:line2"`
	City        string `jsonapi:"name=city" gorm:"column:city"`
	Region      string `jsonapi:"name=region" gorm:"column:region"`
	PostalCode  string `jsonapi:"name=postal_code" gorm:"column:postal_code"`
	CountryCode string `jsonapi:"name=country_code" gorm:"column:country_code"`
}

// GetID implements the MarshalIdentifier interface
func (a Address) GetID() string {
	return strconv.Itoa(a.ID)
}

// SetID implements the UnmarshalIdentifier interface
func (a *Address) SetID(id string) error {
	var err error
	a.ID, err = strconv.Atoi(id)
	return err
}

// GetName implements the EntityNamer interface
func (a Address) GetName() string {
	return "addresses"
}

type ticket struct {
	Number            string        `jsonapi:"name=number"`
	Title             string        `jsonapi:"name=title"`
	ExpiryYear        int           `jsonapi:"name=exp_year"`
	DeliveryAddress   Address       `jsonapi:"name=address"`
	DeliveryAddressID sql.NullInt64 `jsonapi:"-"`
}

func (t ticket) SetToOneReferenceID(name, ID string) error {
	if name == "address" {
		intID, err := strconv.ParseInt(ID, 10, 64)
		if err != nil {
			return err
		}
		t.DeliveryAddressID = sql.NullInt64{Valid: true, Int64: intID}

		return nil
	}

	return errors.New("There is no to-one relationship named " + name)
}

func main() {

	var c ticket

	if err := jsonapi.UnmarshalFromJSON([]byte(s), &c); err != nil {
		panic(err)
	}

	fmt.Println(c)
}