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51 lines
1.2 KiB
51 lines
1.2 KiB
// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package packet
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import (
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"encoding/json"
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"fmt"
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"time"
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)
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var getId = func() uint64 {
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return uint64(time.Now().UnixNano() / 1000)
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}
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func Marshal(p *Packet) ([]byte, error) {
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if p == nil {
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return nil, fmt.Errorf("no packet")
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}
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if p.Type == "" {
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return nil, fmt.Errorf("packet type not set")
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}
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body, err := json.Marshal(p.auxBody)
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if err != nil {
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return nil, fmt.Errorf("failed to encode body: %v", err)
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}
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id := p.Id
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if id == 0 {
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id = getId()
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}
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data, err := json.Marshal(Packet{
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Id: id,
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Type: p.Type,
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Body: body,
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})
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if err != nil {
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return nil, err
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}
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return append(data, '\n'), nil
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}
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