epm play snap_get_pkgurl: add multiarch support (eterbug #17702)

play.d/common.sh

@@ -144,8 +144,16 @@ install_pack_pkgurl()
 snap_get_pkgurl()
 {
     local SNAPNAME="$1"
+    case "$(epm print info -a)" in
+        x86_64)
+            local ARCH="amd64" ;;
+        aarch64)
+            local ARCH="arm64" ;;
+        *)
+            local ARCH="$(epm print info -a)" ;;
+    esac
     is_url "$SNAPNAME" && SNAPNAME="$(basename "$SNAPNAME")"
-    eget -O- -H Snap-Device-Series:16 https://api.snapcraft.io/v2/snaps/info/$SNAPNAME | epm --inscript tool json -b | grep '\["channel-map",0,"download","url"\]' | head -n1 | sed -e 's|.*"\(.*\)"$|\1|'
+    eget -O- -H Snap-Device-Series:16 https://api.snapcraft.io/v2/snaps/info/$SNAPNAME | epm --inscript tool json -b | grep -A 8 "$ARCH" | grep '\["channel-map",[0-9],"download","url"\]' | head -n1 | sed 's/.*"\(https:\/\/.*\)".*/\1/'
 }
 
 # return version only for the first package