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120 lines
3.4 KiB
120 lines
3.4 KiB
package cmd
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import (
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"bufio"
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"fmt"
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"os"
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"strings"
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"time"
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)
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/*
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Copyright © 2020 Jean-Marc Meessen, ON4KJM <on4kjm@gmail.com>
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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// outputAdif generates and writes data in ADIF format
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func outputAdif(outputFile string, fullLog []LogLine) {
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//convert the log data to an in-memory ADIF file
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adifData := buildAdif(fullLog)
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//write to a file
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writeAdif(outputFile, adifData)
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}
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// buildAdif creates the adif file in memory ready to be printed
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func buildAdif(fullLog []LogLine) (adifList []string) {
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//Print the fixed header
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adifList = append(adifList, "ADIF Export for Fast Log Entry by DF3CB")
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adifList = append(adifList, "<PROGRAMID:3>FLE")
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adifList = append(adifList, "<ADIF_VER:5>3.0.6")
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adifList = append(adifList, "<EOH>")
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for _, logLine := range fullLog {
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adifLine := ""
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adifLine = adifLine + adifElement("STATION_CALLSIGN", logLine.MyCall)
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adifLine = adifLine + adifElement("CALL", logLine.Call)
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adifLine = adifLine + adifElement("QSO_DATE", adifDate(logLine.Date))
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adifLine = adifLine + adifElement("TIME_ON", logLine.Time)
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adifLine = adifLine + adifElement("BAND", logLine.Band)
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adifLine = adifLine + adifElement("MODE", logLine.Mode)
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if logLine.Frequency != "" {
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adifLine = adifLine + adifElement("FREQ", logLine.Frequency)
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}
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adifLine = adifLine + adifElement("RST_SENT", logLine.RSTsent)
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adifLine = adifLine + adifElement("RST_RCVD", logLine.RSTrcvd)
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adifLine = adifLine + adifElement("MY_SIG", "WWFF")
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adifLine = adifLine + adifElement("MY_SIG_INFO", logLine.MyWWFF)
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adifLine = adifLine + adifElement("OPERATOR", logLine.Operator)
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if logLine.Nickname != "" {
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adifLine = adifLine + adifElement("APP_EQSL_QTH_NICKNAME", logLine.Nickname)
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}
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adifLine = adifLine + "<EOR>"
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adifList = append(adifList, adifLine)
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}
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return adifList
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}
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// writeAdif writes the in-memory adif data to a file
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func writeAdif(outputFile string, adifData []string) {
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//TODO: check access rights
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f, err := os.Create(outputFile)
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checkFileError(err)
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defer f.Close()
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w := bufio.NewWriter(f)
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lineCount := 0
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for _, adifLine := range adifData {
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_, err := w.WriteString(adifLine + "\n")
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checkFileError(err)
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w.Flush()
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checkFileError(err)
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lineCount++
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}
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fmt.Printf("\nSuccessfully wrote %d lines to file \"%s\"", lineCount, outputFile)
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}
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// adifElement generated the ADIF sub-element
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func adifElement(elementName, elementValue string) (element string) {
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return fmt.Sprintf("<%s:%d>%s ", strings.ToUpper(elementName), len(elementValue), elementValue)
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}
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// checkFileError handles file related errors
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func checkFileError(e error) {
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if e != nil {
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panic(e)
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}
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}
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//adifDate converts a date in YYYY-MM-DD format to YYYYMMDD
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func adifDate(inputDate string) (outputDate string) {
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const RFC3339FullDate = "2006-01-02"
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date, err := time.Parse(RFC3339FullDate, inputDate)
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//error should never happen
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if err != nil {
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panic(err)
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}
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outputDate = fmt.Sprintf("%04d%02d%02d", date.Year(), date.Month(), date.Day())
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return outputDate
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}
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