; extensions.conf - the Asterisk dial plan
[general]
static=yes
writeprotect=no
clearglobalvars=no

[handler]
exten => addheader,1,NoOP(Add ${ARG1} to SIP as X-CallId)
same => n,Set(PJSIP_HEADER(add,X-CallId)=${ARG1})

[contact-center]
exten => _+X.,1,NoOP(Inbound Contact Center)
same => n,Answer()
same => n,Wait(1)
same => n,Set(CallId=${RAND(10000000,99999999)})
same => n,Dial(PJSIP/+18005551212@SMAVoiceConnector,,gb(handler^addheader^1(${CallId})))
same => n,Set(CALL_ROUTE=${SHELL(curl --silent API_URLquery?xCallId=${CallId} | jq -r .CallRoute )})
same => n,NoOp(${CALL_ROUTE})
same => n,GotoIf($[${CALL_ROUTE} = CallAgent]?callAgent:disconnect)
same => n(callAgent),NoOp(CallAgent)
same => n,Dial(PJSIP/agent,,b(handler^addheader^1(${CallId})))
same => n,Goto(disconnect)
same => n(disconnect),NoOp(Disconnect)
same => n,Hangup()

[from-voiceConnector]
include => contact-center