Species Read - Order of ops:

router/routes.go
router/api.go
models/species_test.go
models/species.go
models/client.go
datastore/migrations/addspecies.sql
datastore/migrations/dropspecies.sql
datastore/species_test.go
datastore/species.go
datastore/datastore.go
api/species_test.go
api/species.go
api/handler.go

datastore/datastore.go

@@ -9,9 +9,10 @@ import (
 
 // A datastore access point (in PostgreSQL)
 type Datastore struct {
-	Users  models.UsersService
-	Genera models.GeneraService
-	dbh    modl.SqlExecutor
+	Users   models.UsersService
+	Genera  models.GeneraService
+	Species models.SpeciesService
+	dbh     modl.SqlExecutor
 }
 
 var (
@@ -29,12 +30,14 @@ func NewDatastore(dbh modl.SqlExecutor) *Datastore {
 	d := &Datastore{dbh: dbh}
 	d.Users = &usersStore{d}
 	d.Genera = &generaStore{d}
+	d.Species = &speciesStore{d}
 	return d
 }
 
 func NewMockDatastore() *Datastore {
 	return &Datastore{
-		Users:  &models.MockUsersService{},
-		Genera: &models.MockGeneraService{},
+		Users:   &models.MockUsersService{},
+		Genera:  &models.MockGeneraService{},
+		Species: &models.MockSpeciesService{},
 	}
 }

datastore/migrations/00003_AddSpecies_down.sql

@@ -0,0 +1,5 @@
+-- bactdb
+-- Matthew R Dillon
+
+DROP TABLE species;
+

datastore/migrations/00003_AddSpecies_up.sql

@@ -0,0 +1,15 @@
+-- bactdb
+-- Matthew Dillon
+
+CREATE TABLE species (
+    id BIGSERIAL NOT NULL,
+    genusid BIGINT,
+    speciesname CHARACTER VARYING(100),
+
+    createdat TIMESTAMP WITH TIME ZONE,
+    updatedat TIMESTAMP WITH TIME ZONE,
+    deletedat TIMESTAMP WITH TIME ZONE,
+
+    CONSTRAINT species_pkey PRIMARY KEY (id),
+    FOREIGN KEY (genusid) REFERENCES genera(id)
+);

datastore/species.go

@@ -0,0 +1,22 @@
+package datastore
+
+import "github.com/thermokarst/bactdb/models"
+
+func init() {
+	DB.AddTableWithName(models.Species{}, "species").SetKeys(true, "Id")
+}
+
+type speciesStore struct {
+	*Datastore
+}
+
+func (s *speciesStore) Get(id int64) (*models.Species, error) {
+	var species []*models.Species
+	if err := s.dbh.Select(&species, `SELECT * FROM species WHERE id=$1;`, id); err != nil {
+		return nil, err
+	}
+	if len(species) == 0 {
+		return nil, models.ErrSpeciesNotFound
+	}
+	return species[0], nil
+}

datastore/species_test.go

@@ -0,0 +1,37 @@
+package datastore
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/thermokarst/bactdb/models"
+)
+
+func TestSpeciesStore_Get_db(t *testing.T) {
+	tx, _ := DB.Begin()
+	defer tx.Rollback()
+
+	// Test on a clean database
+	tx.Exec(`DELETE FROM species;`)
+
+	wantGenus := &models.Genus{GenusName: "Test Genus"}
+	if err := tx.Insert(wantGenus); err != nil {
+		t.Fatal(err)
+	}
+
+	want := &models.Species{Id: 1, GenusId: wantGenus.Id, SpeciesName: "Test Species"}
+	if err := tx.Insert(want); err != nil {
+		t.Fatal(err)
+	}
+
+	d := NewDatastore(tx)
+	species, err := d.Species.Get(1)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	normalizeTime(&want.CreatedAt, &want.UpdatedAt, &want.DeletedAt)
+	if !reflect.DeepEqual(species, want) {
+		t.Errorf("got species %+v, want %+v", species, want)
+	}
+}