Read the ZAP file to determine which directories to compile

This parses the ZAP file, enumerates enabled clusters, and enables the
appropriate directories in src/app/clusters.

Some of the directories in src/app/clusters are dead code and do not
even compile. Remove those.

Based on #5882

examples/all-clusters-app/all-clusters-common/BUILD.gn

@@ -17,35 +17,7 @@ import("//build_overrides/chip.gni")
 import("${chip_root}/src/app/chip_data_model.gni")
 
 chip_data_model("all-clusters-common") {
-  cluster_sources = [
-    "account-login-server",
-    "application-launcher-server",
-    "audio-output-server",
-    "barrier-control-server",
-    "basic",
-    "bindings",
-    "color-control-server",
-    "content-launch-server",
-    "descriptor",
-    "door-lock-server",
-    "general-commissioning-server",
-    "groups-server",
-    "ias-zone-server",
-    "identify",
-    "keypad-input-server",
-    "level-control",
-    "low-power-server",
-    "media-input-server",
-    "media-playback-server",
-    "network-commissioning",
-    "on-off-server",
-    "operational-credentials",
-    "ota-server",
-    "scenes",
-    "target-navigator-server",
-    "temperature-measurement-server",
-    "tv-channel-server",
-  ]
+  zap_file = "all-clusters-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

examples/bridge-app/bridge-common/BUILD.gn

@@ -17,13 +17,7 @@ import("//build_overrides/chip.gni")
 import("${chip_root}/src/app/chip_data_model.gni")
 
 chip_data_model("bridge-common") {
-  cluster_sources = [
-    "basic",
-    "bindings",
-    "level-control",
-    "network-commissioning",
-    "on-off-server",
-  ]
+  zap_file = "bridge-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

examples/chip-tool/BUILD.gn

@@ -21,10 +21,7 @@ import("${chip_root}/src/app/chip_data_model.gni")
 assert(chip_build_tools)
 
 chip_data_model("data_model") {
-  cluster_sources = [
-    "media-playback-client",
-    "thermostat-client",
-  ]
+  zap_file = "chip-tool.zap"
 
   zap_pregenerated_dir = "gen"
 

examples/lighting-app/lighting-common/BUILD.gn

@@ -28,13 +28,7 @@ if (chip_enable_pw_rpc) {
 }
 
 chip_data_model("lighting-common") {
-  cluster_sources = [
-    "basic",
-    "bindings",
-    "level-control",
-    "network-commissioning",
-    "on-off-server",
-  ]
+  zap_file = "lighting-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

examples/lock-app/lock-common/BUILD.gn

@@ -17,12 +17,7 @@ import("//build_overrides/chip.gni")
 import("${chip_root}/src/app/chip_data_model.gni")
 
 chip_data_model("lock-common") {
-  cluster_sources = [
-    "basic",
-    "bindings",
-    "network-commissioning",
-    "on-off-server",
-  ]
+  zap_file = "lock-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

examples/tv-app/tv-common/BUILD.gn

@@ -17,29 +17,7 @@ import("//build_overrides/chip.gni")
 import("${chip_root}/src/app/chip_data_model.gni")
 
 chip_data_model("tv-common") {
-  cluster_sources = [
-    "barrier-control-server",
-    "basic",
-    "bindings",
-    "color-control-server",
-    "content-launch-server",
-    "door-lock-client",
-    "door-lock-server",
-    "general-commissioning-server",
-    "groups-client",
-    "groups-server",
-    "ias-zone-server",
-    "identify",
-    "identify-client",
-    "level-control",
-    "low-power-server",
-    "media-playback-server",
-    "network-commissioning",
-    "on-off-server",
-    "scenes",
-    "scenes-client",
-    "temperature-measurement-server",
-  ]
+  zap_file = "tv-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

examples/window-app/common/BUILD.gn

@@ -17,10 +17,7 @@ import("//build_overrides/chip.gni")
 import("${chip_root}/src/app/chip_data_model.gni")
 
 chip_data_model("window-common") {
-  cluster_sources = [
-    "bindings",
-    "network-commissioning",
-  ]
+  zap_file = "window-app.zap"
 
   zap_pregenerated_dir = "gen"
 }

src/app/chip_data_model.gni

@@ -18,14 +18,24 @@ import("${chip_root}/src/lib/core/core.gni")
 
 _app_root = get_path_info(".", "abspath")
 
+_zap_cluster_list_script = get_path_info("zap_cluster_list.py", "abspath")
+
 # Defines a source_set for CHIP data model.
 #
 # Arguments:
 #  zap_pregenerated_dir
 #    Path to the ZAP "gen" dir.
 #
+#  zap_file
+#    Path to the ZAP input file.
+#
 #  cluster_sources
-#    Names of the clusters to compile.
+#    Names of the clusters directories to compile.
+#    Deprecated, specify zap_file instead.
+#
+#  remove_cluster_sources
+#    Names of the cluster directories to remove.
+#    TODO - Remove this option once everything compiles.
 #
 #  use_default_client_callbacks
 #    Include CHIPClientCallbacks.cpp.
@@ -53,6 +63,8 @@ template("chip_data_model") {
                            [
                              "zap_pregenerated_dir",
                              "cluster_sources",
+                             "remove_cluster_sources",
+                             "zap_file",
                              "use_default_client_callbacks",
                            ])
 
@@ -75,7 +87,6 @@ template("chip_data_model") {
       "${_app_root}/clusters/messaging-server/messaging-server.h",
       "${_app_root}/clusters/network-commissioning/network-commissioning.h",
       "${_app_root}/clusters/on-off-server/on-off-server.h",
-      "${_app_root}/clusters/scenes-client/scenes-client.h",
       "${_app_root}/clusters/scenes/scenes-tokens.h",
       "${_app_root}/clusters/scenes/scenes.h",
       "${_app_root}/clusters/temperature-measurement-server/temperature-measurement-server.h",
@@ -102,22 +113,36 @@ template("chip_data_model") {
     ]
 
     if (defined(invoker.cluster_sources)) {
-      foreach(cluster, invoker.cluster_sources) {
-        if (cluster == "door-lock-server") {
-          sources += [
-            "${_app_root}/clusters/${cluster}/door-lock-server-core.cpp",
-            "${_app_root}/clusters/${cluster}/door-lock-server-logging.cpp",
-            "${_app_root}/clusters/${cluster}/door-lock-server-schedule.cpp",
-            "${_app_root}/clusters/${cluster}/door-lock-server-user.cpp",
-          ]
-        } else if (cluster == "network-commissioning") {
-          sources += [
-            "${_app_root}/clusters/${cluster}/${cluster}-ember.cpp",
-            "${_app_root}/clusters/${cluster}/${cluster}.cpp",
-          ]
-        } else {
-          sources += [ "${_app_root}/clusters/${cluster}/${cluster}.cpp" ]
-        }
+      _cluster_sources = invoker.cluster_sources
+    } else if (defined(invoker.zap_file)) {
+      _zap_path = rebase_path(invoker.zap_file, root_build_dir)
+      _script_args = [ "--zap_file=" + _zap_path ]
+
+      _cluster_sources = exec_script(_zap_cluster_list_script,
+                                     _script_args,
+                                     "list lines",
+                                     [ invoker.zap_file ])
+    }
+
+    if (defined(invoker.remove_cluster_sources)) {
+      _cluster_sources -= invoker.remove_cluster_sources
+    }
+
+    foreach(cluster, _cluster_sources) {
+      if (cluster == "door-lock-server") {
+        sources += [
+          "${_app_root}/clusters/${cluster}/door-lock-server-core.cpp",
+          "${_app_root}/clusters/${cluster}/door-lock-server-logging.cpp",
+          "${_app_root}/clusters/${cluster}/door-lock-server-schedule.cpp",
+          "${_app_root}/clusters/${cluster}/door-lock-server-user.cpp",
+        ]
+      } else if (cluster == "network-commissioning") {
+        sources += [
+          "${_app_root}/clusters/${cluster}/${cluster}-ember.cpp",
+          "${_app_root}/clusters/${cluster}/${cluster}.cpp",
+        ]
+      } else {
+        sources += [ "${_app_root}/clusters/${cluster}/${cluster}.cpp" ]
       }
     }