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receiver.go
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receiver.go
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package meta
import (
"sort"
"strings"
"time"
)
const (
deployedReceiverMake int = iota
deployedReceiverModel
deployedReceiverSerial
deployedReceiverMark
deployedReceiverStart
deployedReceiverEnd
deployedReceiverLast
)
var deployedReceiverHeaders Header = map[string]int{
"Make": deployedReceiverMake,
"Model": deployedReceiverModel,
"Serial": deployedReceiverSerial,
"Mark": deployedReceiverMark,
"Start Date": deployedReceiverStart,
"End Date": deployedReceiverEnd,
}
type DeployedReceiver struct {
Install
Mark string
}
type DeployedReceiverList []DeployedReceiver
func (dr DeployedReceiverList) Len() int { return len(dr) }
func (dr DeployedReceiverList) Swap(i, j int) { dr[i], dr[j] = dr[j], dr[i] }
func (dr DeployedReceiverList) Less(i, j int) bool { return dr[i].Install.Less(dr[j].Install) }
func (dr DeployedReceiverList) encode() [][]string {
var data [][]string
data = append(data, deployedReceiverHeaders.Columns())
for _, row := range dr {
data = append(data, []string{
strings.TrimSpace(row.Make),
strings.TrimSpace(row.Model),
strings.TrimSpace(row.Serial),
strings.TrimSpace(row.Mark),
row.Start.Format(DateTimeFormat),
row.End.Format(DateTimeFormat),
})
}
return data
}
func (dr *DeployedReceiverList) decode(data [][]string) error {
if !(len(data) > 1) {
return nil
}
var receivers []DeployedReceiver
fields := deployedReceiverHeaders.Fields(data[0])
for _, row := range data[1:] {
d := fields.Remap(row)
start, err := time.Parse(DateTimeFormat, d[deployedReceiverStart])
if err != nil {
return err
}
end, err := time.Parse(DateTimeFormat, d[deployedReceiverEnd])
if err != nil {
return err
}
receivers = append(receivers, DeployedReceiver{
Install: Install{
Equipment: Equipment{
Make: strings.TrimSpace(d[deployedReceiverMake]),
Model: strings.TrimSpace(d[deployedReceiverModel]),
Serial: strings.TrimSpace(d[deployedReceiverSerial]),
},
Span: Span{
Start: start,
End: end,
},
},
Mark: strings.TrimSpace(d[deployedReceiverMark]),
})
}
*dr = DeployedReceiverList(receivers)
return nil
}
func LoadDeployedReceivers(path string) ([]DeployedReceiver, error) {
var dr []DeployedReceiver
if err := LoadList(path, (*DeployedReceiverList)(&dr)); err != nil {
return nil, err
}
sort.Sort(DeployedReceiverList(dr))
return dr, nil
}