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Connect to Mi Band and get heart rate (#3)
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@@ -21,10 +21,6 @@ jobs: | |
| steps: | ||
| - name: Checkout code | ||
| uses: actions/checkout@v2 | ||
| # Create frontend `dist` folder. | ||
| # | ||
| # - name: Create frontend dist folder | ||
| # run: mkdir frontend/dist/ && touch frontend/dist/1 | ||
| - name: Run golangci-lint | ||
| uses: golangci/[email protected] | ||
| with: | ||
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| @@ -0,0 +1,69 @@ | ||
| // Copyright 2021 E99p1ant. All rights reserved. | ||
| // Use of this source code is governed by a MIT-style | ||
| // license that can be found in the LICENSE file. | ||
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| package cryptoutil | ||
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| import ( | ||
| "crypto/cipher" | ||
| ) | ||
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| type ecb struct { | ||
| b cipher.Block | ||
| blockSize int | ||
| } | ||
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| func newECB(b cipher.Block) *ecb { | ||
| return &ecb{ | ||
| b: b, | ||
| blockSize: b.BlockSize(), | ||
| } | ||
| } | ||
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| type ecbEncrypter ecb | ||
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| // NewECBEncrypter returns a BlockMode which encrypts in electronic code book | ||
| // mode, using the given Block. | ||
| func NewECBEncrypter(b cipher.Block) cipher.BlockMode { | ||
| return (*ecbEncrypter)(newECB(b)) | ||
| } | ||
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| func (x *ecbEncrypter) BlockSize() int { return x.blockSize } | ||
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| func (x *ecbEncrypter) CryptBlocks(dst, src []byte) { | ||
| if len(src)%x.blockSize != 0 { | ||
| panic("crypto/cipher: input not full blocks") | ||
| } | ||
| if len(dst) < len(src) { | ||
| panic("crypto/cipher: output smaller than input") | ||
| } | ||
| for len(src) > 0 { | ||
| x.b.Encrypt(dst, src[:x.blockSize]) | ||
| src = src[x.blockSize:] | ||
| dst = dst[x.blockSize:] | ||
| } | ||
| } | ||
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| type ecbDecrypter ecb | ||
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| // NewECBDecrypter returns a BlockMode which decrypts in electronic code book | ||
| // mode, using the given Block.s | ||
| func NewECBDecrypter(b cipher.Block) cipher.BlockMode { | ||
| return (*ecbDecrypter)(newECB(b)) | ||
| } | ||
|
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| func (x *ecbDecrypter) BlockSize() int { return x.blockSize } | ||
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| func (x *ecbDecrypter) CryptBlocks(dst, src []byte) { | ||
| if len(src)%x.blockSize != 0 { | ||
| panic("crypto/cipher: input not full blocks") | ||
| } | ||
| if len(dst) < len(src) { | ||
| panic("crypto/cipher: output smaller than input") | ||
| } | ||
| for len(src) > 0 { | ||
| x.b.Decrypt(dst, src[:x.blockSize]) | ||
| src = src[x.blockSize:] | ||
| dst = dst[x.blockSize:] | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| // Copyright 2021 E99p1ant. All rights reserved. | ||
| // Use of this source code is governed by a MIT-style | ||
| // license that can be found in the LICENSE file. | ||
|
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| package miband | ||
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| import ( | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
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| func (m *MiBand) GetBatteryPercent() (int, error) { | ||
| data, err := m.client.ReadCharacteristic(m.batteryCharacteristic) | ||
| if err != nil { | ||
| return 0, errors.Wrap(err, "read characteristic") | ||
| } | ||
| return int(data[0]), nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| // Copyright 2021 E99p1ant. All rights reserved. | ||
| // Use of this source code is governed by a MIT-style | ||
| // license that can be found in the LICENSE file. | ||
|
|
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| package miband | ||
|
|
||
| import ( | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
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| func (m *MiBand) GetHeartRateOneTime() error { | ||
| <-m.authed | ||
|
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| // Subscribe to the heart rate characteristic | ||
| err := m.client.Subscribe(m.heartRateMeasureCharacteristic, false, m.handleHeartRateNotification) | ||
| if err != nil { | ||
| return errors.Wrap(err, "subscribe heart rate characteristic") | ||
| } | ||
|
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| // Stop continuous. | ||
| err = m.client.WriteCharacteristic(m.heartRateControlCharacteristic, []byte("\x15\x02\x00"), false) | ||
| if err != nil { | ||
| return errors.Wrap(err, "stop continuous") | ||
| } | ||
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| // Stop manual. | ||
| err = m.client.WriteCharacteristic(m.heartRateControlCharacteristic, []byte("\x15\x01\x00"), false) | ||
| if err != nil { | ||
| return errors.Wrap(err, "stop manual") | ||
| } | ||
|
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| // Start manual. | ||
| err = m.client.WriteCharacteristic(m.heartRateControlCharacteristic, []byte("\x15\x01\x01"), false) | ||
| if err != nil { | ||
| return errors.Wrap(err, "start manual") | ||
| } | ||
| return nil | ||
| } |
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