#!/bin/sh
# SPDX-License-Identifier: AGPL-3.0-only
# Copyright 2022 Sxmo Contributors

# include common definitions
# shellcheck source=scripts/core/sxmo_common.sh
. sxmo_common.sh

set -e

dial_number() {

  # on pinephone if you attempt to make a call while in a call, modem crashes
  if sxmo_modemcall.sh list_active_calls | grep -q .; then
    sxmo_notify_user.sh "Cannot make call while in a call (for now)."
    return 0
  fi

  NUMBER="$1"

  CLEANEDNUMBER="$(pnc find ${DEFAULT_COUNTRY:+-c "$DEFAULT_COUNTRY"} "$1" 2>/dev/null || true)"
  if [ -n "$CLEANEDNUMBER" ] && [ "$NUMBER" != "$CLEANEDNUMBER" ]; then
    NUMBER="$(cat <<EOF | sxmo_dmenu.sh -p "Rewrite ?"
$NUMBER
$CLEANEDNUMBER
EOF
    )"
  fi

  sxmo_log "Attempting to dial: $NUMBER"

  if ! CALLID="$(
    mmcli -m any --voice-create-call "number=$NUMBER" |
    grep -Eo "Call/[0-9]+" |
    grep -oE "[0-9]+"
  )"; then
    sxmo_notify_user.sh --urgency=critical "We failed to initiate call"
    return 1
  fi

  # cleanup all dangling event files, ignore errors
  rm "$XDG_RUNTIME_DIR/sxmo_calls/$CALLID."* 2>/dev/null || true
  sxmo_log "Starting call with CALLID: $CALLID"

  sxmo_log "Invoking dial hook"
  sxmo_hook_dial.sh

  if ! sxmo_modemaudio.sh setup_audio; then
    sxmo_notify_user.sh --urgency=critical "We failed to setup call audio"
    mmcli -m any --voice-delete-call="$CALLID"
    return 1
  fi

  if ! sxmo_modemcall.sh pickup "$CALLID"; then
    sxmo_modemaudio.sh reset_audio
    mmcli -m any --voice-delete-call="$CALLID"
    return 1
  fi

  sxmo_jobs.sh start proximity_lock sxmo_proximitylock.sh
  sxmo_hook_statusbar.sh state &

  sxmo_jobs.sh start incall_menu sxmo_modemcall.sh incall_menu
}

dial_ussd() {

  USSD="$1"
  DBUS_MODEM=$(mmcli -J -L | jq -r '."modem-list"[]')
  MM_BUS="org.freedesktop.ModemManager1"
  USSD_IFACE="org.freedesktop.ModemManager1.Modem.Modem3gpp.Ussd"

  sxmo_log "Dialling USSD: $USSD"
  OUTPUT=$(busctl --json=short call "$MM_BUS" "$DBUS_MODEM" "$USSD_IFACE" Initiate "s" "$USSD" | jq -r '.data[]')

  sxmo_terminal.sh sxmo_ussd.sh "$DBUS_MODEM" "Unknown" "$OUTPUT" &
}

dial_menu() {
  if [ -n "${DISPLAY:-}" ] && command -v xdialer >/dev/null 2>&1; then
    exec xdialer
  fi

  # Initial menu with recently contacted people
  NUMBER="$(
    grep . <<EOF | sxmo_dmenu.sh -p Number -i
Close Menu
More contacts
$(sxmo_contacts.sh --no-groups)
EOF
  )"

  # Submenu with all contacts
  if [ "$NUMBER" = "More contacts" ]; then
    NUMBER="$(
      grep . <<EOF | sxmo_dmenu.sh -p Number -i
Close Menu
$(sxmo_contacts.sh --all --no-groups)
EOF
    )"

  # USSD submenu
  elif [ "$NUMBER" = "Dial USSD" ]; then
    NUMBER="$(
      grep . <<EOF | sxmo_dmenu.sh -p Number -i
Close Menu
EOF
    )"

    dial_ussd "$NUMBER"
    exit 0
  fi

  NUMBER="$(printf "%s\n" "$NUMBER" | cut -d: -f2 | tr -d -- '- ')"
  if [ -z "$NUMBER" ] || [ "$NUMBER" = "CloseMenu" ]; then
    exit 0
  fi

  dial_number "$NUMBER"
}

if [ -n "${1:-}" ]; then
  case "$1" in
    \**\#|\#*\#)
      dial_ussd "$1"
      ;;
    *)
      dial_number "$1"
      ;;
  esac
else
  dial_menu
fi