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# Copyright 2022 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
import("//third_party/closure_compiler/closure_args.gni")
import("//third_party/closure_compiler/compile_js.gni")
import("//tools/grit/grit_rule.gni")
import("//tools/typescript/ts_library.gni")
import("//ui/webui/resources/tools/generate_grd.gni")
assert(is_chromeos, "Desk API is ChromeOS only.")
resources_grd_file = "$target_gen_dir/resources.grd"
ts_files = [
"background.ts",
"background_main.ts",
"desk_api_impl.ts",
"message_type.ts",
"notification_api_impl.ts",
"service_worker.ts",
]
type_files = [
"chrome_type_extension.d.ts",
"desk_api_types.d.ts",
"types.d.ts",
]
# Copy definition files to output folder, so they can import relatively the
# generated definitions.
copy("copy_definition") {
sources = type_files
outputs = [ "$target_gen_dir/{{source_target_relative}}" ]
}
copy("copy_src") {
sources = ts_files
outputs = [ "$target_gen_dir/{{source_file_part}}" ]
}
ts_library("build_ts") {
deps = []
extra_deps = [
":copy_definition",
":copy_src",
]
# Using custom config to turn off useDefineForClassFields TS compiler flag
# which is necessary for the js_binary() call below to work. An alternative
# workaround would be to set TS compiler's `target` flag to 'es2021' or
# earlier.
tsconfig_base = "tsconfig_base.json"
root_dir = "$target_gen_dir"
out_dir = "$target_gen_dir/tsc"
in_files = ts_files
definitions = [
"$target_gen_dir/chrome_type_extension.d.ts",
"$target_gen_dir/desk_api_types.d.ts",
"$target_gen_dir/types.d.ts",
"//tools/typescript/definitions/chrome_event.d.ts",
"//tools/typescript/definitions/notifications.d.ts",
"//tools/typescript/definitions/runtime.d.ts",
"//tools/typescript/definitions/tabs.d.ts",
]
}
js_library("js_from_ts") {
sources = []
foreach(_t, ts_files) {
sources += [ "$target_gen_dir/tsc/" + string_replace(_t, ".ts", ".js") ]
}
extra_deps = [ ":build_ts" ]
}
# Generate a bundle that contains all external dependencies and source used by
# the extension.
js_binary("generate_desk_api_bundle") {
deps = [ ":js_from_ts" ]
sources = [ "$externs_path/chrome_extensions.js" ]
outputs = [ "${target_gen_dir}/desk_api_bundle.js" ]
closure_flags = default_closure_args + [
"generate_exports=true",
"jscomp_warning=checkTypes",
"jscomp_warning=deprecatedAnnotations",
"jscomp_warning=deprecated",
]
}
generate_grd("build_grd") {
deps = [
":build_ts",
":generate_desk_api_bundle",
]
input_files = [
"index.html",
"templates_icon.png",
]
input_files_base_dir = rebase_path(".", "//")
manifest_files =
filter_include(get_target_outputs(":generate_desk_api_bundle"),
[ "*_manifest.json" ])
grd_prefix = "desk_api"
out_grd = resources_grd_file
}
grit("resources") {
# These arguments are needed since the grd is generated at build time.
enable_input_discovery_for_gn_analyze = false
source = resources_grd_file
deps = [ ":build_grd" ]
outputs = [
"grit/desk_api_resources.h",
"grit/desk_api_resources_map.cc",
"grit/desk_api_resources_map.h",
"desk_api_resources.pak",
]
output_dir = "$root_gen_dir/chrome"
}
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