Created
October 9, 2015 14:43
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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) | |
} |
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