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bactdb/models/observations.go
2014-11-20 15:48:59 -09:00

140 lines
3.1 KiB
Go

package models
import (
"errors"
"net/http"
"strconv"
"time"
"github.com/lib/pq"
"github.com/thermokarst/bactdb/router"
)
// An Observation is a lookup type
type Observation struct {
Id int64 `json:"id,omitempty"`
ObservationName string `db:"observation_name" json:"observation_name"`
ObservationTypeId int64 `db:"observation_type_id" json:"observation_type_id"`
CreatedAt time.Time `db:"created_at" json:"created_at"`
UpdatedAt time.Time `db:"updated_at" json:"updated_at"`
DeletedAt pq.NullTime `db:"deleted_at" json:"deleted_at"`
}
func NewObservation() *Observation {
return &Observation{
ObservationName: "Test Observation",
}
}
type ObservationsService interface {
// Get an observation
Get(id int64) (*Observation, error)
// List all observations
List(opt *ObservationListOptions) ([]*Observation, error)
// Create an observation
Create(observation *Observation) (bool, error)
}
var (
ErrObservationNotFound = errors.New("observation not found")
)
type observationsService struct {
client *Client
}
func (s *observationsService) Get(id int64) (*Observation, error) {
strId := strconv.FormatInt(id, 10)
url, err := s.client.url(router.Observation, map[string]string{"Id": strId}, nil)
if err != nil {
return nil, err
}
req, err := s.client.NewRequest("GET", url.String(), nil)
if err != nil {
return nil, err
}
var observation *Observation
_, err = s.client.Do(req, &observation)
if err != nil {
return nil, err
}
return observation, nil
}
func (s *observationsService) Create(observation *Observation) (bool, error) {
url, err := s.client.url(router.CreateObservation, nil, nil)
if err != nil {
return false, err
}
req, err := s.client.NewRequest("POST", url.String(), observation)
if err != nil {
return false, err
}
resp, err := s.client.Do(req, &observation)
if err != nil {
return false, err
}
return resp.StatusCode == http.StatusCreated, nil
}
type ObservationListOptions struct {
ListOptions
}
func (s *observationsService) List(opt *ObservationListOptions) ([]*Observation, error) {
url, err := s.client.url(router.Observations, nil, opt)
if err != nil {
return nil, err
}
req, err := s.client.NewRequest("GET", url.String(), nil)
if err != nil {
return nil, err
}
var observations []*Observation
_, err = s.client.Do(req, &observations)
if err != nil {
return nil, err
}
return observations, nil
}
type MockObservationsService struct {
Get_ func(id int64) (*Observation, error)
List_ func(opt *ObservationListOptions) ([]*Observation, error)
Create_ func(observation *Observation) (bool, error)
}
var _ObservationsService = &MockObservationsService{}
func (s *MockObservationsService) Get(id int64) (*Observation, error) {
if s.Get_ == nil {
return nil, nil
}
return s.Get_(id)
}
func (s *MockObservationsService) Create(observation *Observation) (bool, error) {
if s.Create_ == nil {
return false, nil
}
return s.Create_(observation)
}
func (s *MockObservationsService) List(opt *ObservationListOptions) ([]*Observation, error) {
if s.List_ == nil {
return nil, nil
}
return s.List_(opt)
}