import java.util.regex.Pattern
import java.util.regex.Matcher

val org.eclipse.xtext.xbase.lib.Functions$Function4<StringItem, GroupItem, String, String, Void> UPS_GetNumValue = [
    StringItem logITem,
    NumberItem upsITem,
    String sExpr,
    String logline |
        var String ups_log
        ups_log = logITem.state.toString
        var Pattern ups_pattern
        ups_pattern = Pattern::compile(sExpr)
        var Matcher ups_matcher
        ups_matcher = ups_pattern.matcher(ups_log)
        ups_matcher.find()
        var String ups_result
        ups_result = ups_matcher.group(1)
        upsITem.postUpdate(ups_result)
]

val org.eclipse.xtext.xbase.lib.Functions$Function4<StringItem, StringItem, String, String, Void> UPS_GetStrValue = [
    StringItem logITem,
    StringItem upsITem,
    String sExpr,
    String logline |
        var String ups_log
        ups_log = logITem.state.toString
        var Pattern ups_pattern
        ups_pattern = Pattern::compile(sExpr)
        var Matcher ups_matcher
        ups_matcher = ups_pattern.matcher(ups_log)
        ups_matcher.find()
        var String ups_result
        ups_result = ups_matcher.group(1)
        upsITem.postUpdate(ups_result)
]

rule "USV Handling"
when
    Item USV_Log received update
then
    UPS_GetStrValue.apply(USV_Log,USV_Status,"(?<=STATUS : )(.*?)(?= )","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_LineV,"LINEV \\: ([-+]?[0-9]*\\.?[0-9]) Volts","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_OutputV,"OUTPUTV \\: ([-+]?[0-9]*\\.?[0-9]) Volts","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_Load,"LOADPCT \\: ([-+]?[0-9]*\\.?[0-9]) Percent","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_BattCharge,"BCHARGE \\: ([-+]?[0-9]*\\.?[0-9]) Percent","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_TimeLeft,"TIMELEFT \\: ([-+]?[0-9]*\\.?[0-9]) Minutes","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_ITemp,"ITEMP \\: ([-+]?[0-9]*\\.?[0-9]) C","LogLine")
    UPS_GetNumValue.apply(USV_Log,USV_BattVoltage," BATTV \\: ([-+]?[0-9]*\\.?[0-9]) Volts","LogLine")
    UPS_GetStrValue.apply(USV_Log,USV_BattDate,"(?<=BATTDATE : )(.*?)(?= )","LogLine")
end

rule "USV off battery"
        when
                Item USV_Status changed to "ONLINE"
        then
            if(SystemStarting.state == OFF) {
                sendXMPP("user@jabberdomain.tld", new DateTimeType() + ": USV: Stromversorgung wiederhergestellt")
                sendTelegram("telegrambot", new DateTimeType() + ": USV: Stromversorgung wiederhergestellt")
            }
end

rule "USV on battery"
        when
                Item USV_Status changed to ONBATT
        then
            if(SystemStarting.state == OFF) {
                sendXMPP("user@jabberdomain.tld", new DateTimeType() + ": USV: Stromausfall!!!")
                sendTelegram("telegrambot", new DateTimeType() + ": USV: Stromausfall!!!")
            }
end

rule "USV Comm lost"
        when
                Item USV_Status changed to COMMLOST
        then
            if(SystemStarting.state == OFF) {
                sendXMPP("user@jabberdomain.tld", new DateTimeType() + ": USV: Kommunikationsverbindung verloren")
                sendTelegram("telegrambot", new DateTimeType() + ": USV: Kommunikationsverbindung verloren")
            }
end