Add missing data package

Author: brutella

.gitignore

@@ -1,2 +1,2 @@
 .DS_Store
-data
+/data

netio/data/characteristic.go

@@ -0,0 +1,15 @@
+package data
+
+// Implements json of format
+//
+//  {
+//      "aid": 0, "iid": 1, "value": 10 [, "ev": true ]
+//  }
+type Characteristic struct {
+	AccessoryId int64       `json:"aid"`
+	Id          int64       `json:"iid"`
+	Value       interface{} `json:"value"`
+
+	// Events property is true or false
+	Events interface{} `json:"ev,omitempty"`
+}

netio/data/characteristics.go

@@ -0,0 +1,22 @@
+package data
+
+// Implements json of format
+//
+//  {
+//      "characteristics": [
+//          ...
+//      ]
+//  }
+type Characteristics struct {
+	Characteristics []Characteristic `json:"characteristics"`
+}
+
+func NewCharacteristics() *Characteristics {
+	return &Characteristics{
+		Characteristics: make([]Characteristic, 0),
+	}
+}
+
+func (r *Characteristics) AddCharacteristic(c Characteristic) {
+	r.Characteristics = append(r.Characteristics, c)
+}

netio/data/characteristics_test.go

@@ -0,0 +1,20 @@
+package data
+
+import (
+	"encoding/json"
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestEventCharacteristicFromJSON(t *testing.T) {
+	var b = []byte(`{"characteristics":[{"aid":2,"iid":13,"ev":true}]}`)
+	var chars Characteristics
+	err := json.Unmarshal(b, &chars)
+	assert.Nil(t, err)
+	assert.Equal(t, len(chars.Characteristics), 1)
+	var char = chars.Characteristics[0]
+	assert.Equal(t, char.AccessoryId, 2)
+	assert.Equal(t, char.Id, 13)
+	assert.Equal(t, char.Events, true)
+	assert.Nil(t, char.Value)
+}

netio/data/doc.go

@@ -0,0 +1,2 @@
+// Package data provides structs to map json to objects.
+package data