Use api_levels_released_versions from starlark

Instead of exporting it to soong_injection.

Bug: 279095899
Test: m nothing
Change-Id: I7b93af233b7450848a475512b5f5682ece773c09
Merged-In: I7b93af233b7450848a475512b5f5682ece773c09
diff --git a/android/api_levels.go b/android/api_levels.go
index 7214ccb..fa919fd 100644
--- a/android/api_levels.go
+++ b/android/api_levels.go
@@ -15,12 +15,10 @@
 package android
 
 import (
+	"android/soong/starlark_import"
 	"encoding/json"
 	"fmt"
 	"strconv"
-
-	"android/soong/bazel"
-	"android/soong/starlark_fmt"
 )
 
 func init() {
@@ -288,13 +286,17 @@
 // ReplaceFinalizedCodenames returns the API level number associated with that API level
 // if the `raw` input is the codename of an API level has been finalized.
 // If the input is *not* a finalized codename, the input is returned unmodified.
-func ReplaceFinalizedCodenames(config Config, raw string) string {
-	num, ok := getFinalCodenamesMap(config)[raw]
+func ReplaceFinalizedCodenames(config Config, raw string) (string, error) {
+	finalCodenamesMap, err := getFinalCodenamesMap(config)
+	if err != nil {
+		return raw, err
+	}
+	num, ok := finalCodenamesMap[raw]
 	if !ok {
-		return raw
+		return raw, nil
 	}
 
-	return strconv.Itoa(num)
+	return strconv.Itoa(num), nil
 }
 
 // ApiLevelFrom converts the given string `raw` to an ApiLevel.
@@ -344,7 +346,11 @@
 		}
 	}
 
-	canonical, ok := getApiLevelsMapReleasedVersions()[raw]
+	apiLevelsReleasedVersions, err := getApiLevelsMapReleasedVersions()
+	if err != nil {
+		return NoneApiLevel, err
+	}
+	canonical, ok := apiLevelsReleasedVersions[raw]
 	if !ok {
 		asInt, err := strconv.Atoi(raw)
 		if err != nil {
@@ -410,37 +416,21 @@
 	return PathForOutput(ctx, "api_levels.json")
 }
 
-func getApiLevelsMapReleasedVersions() map[string]int {
-	return map[string]int{
-		"G":        9,
-		"I":        14,
-		"J":        16,
-		"J-MR1":    17,
-		"J-MR2":    18,
-		"K":        19,
-		"L":        21,
-		"L-MR1":    22,
-		"M":        23,
-		"N":        24,
-		"N-MR1":    25,
-		"O":        26,
-		"O-MR1":    27,
-		"P":        28,
-		"Q":        29,
-		"R":        30,
-		"S":        31,
-		"S-V2":     32,
-		"Tiramisu": 33,
-	}
+func getApiLevelsMapReleasedVersions() (map[string]int, error) {
+	return starlark_import.GetStarlarkValue[map[string]int]("api_levels_released_versions")
 }
 
 var finalCodenamesMapKey = NewOnceKey("FinalCodenamesMap")
 
-func getFinalCodenamesMap(config Config) map[string]int {
+func getFinalCodenamesMap(config Config) (map[string]int, error) {
+	type resultStruct struct {
+		result map[string]int
+		err    error
+	}
 	// This logic is replicated in starlark, if changing logic here update starlark code too
 	// https://cs.android.com/android/platform/superproject/+/master:build/bazel/rules/common/api.bzl;l=30;drc=231c7e8c8038fd478a79eb68aa5b9f5c64e0e061
-	return config.Once(finalCodenamesMapKey, func() interface{} {
-		apiLevelsMap := getApiLevelsMapReleasedVersions()
+	result := config.Once(finalCodenamesMapKey, func() interface{} {
+		apiLevelsMap, err := getApiLevelsMapReleasedVersions()
 
 		// TODO: Differentiate "current" and "future".
 		// The code base calls it FutureApiLevel, but the spelling is "current",
@@ -453,41 +443,44 @@
 		// added in S, both of these are usable when building for "current" when
 		// neither R nor S are final, but the S APIs stop being available in a
 		// final R build.
-		if Bool(config.productVariables.Platform_sdk_final) {
+		if err == nil && Bool(config.productVariables.Platform_sdk_final) {
 			apiLevelsMap["current"] = config.PlatformSdkVersion().FinalOrFutureInt()
 		}
 
-		return apiLevelsMap
-	}).(map[string]int)
+		return resultStruct{apiLevelsMap, err}
+	}).(resultStruct)
+	return result.result, result.err
 }
 
 var apiLevelsMapKey = NewOnceKey("ApiLevelsMap")
 
 // ApiLevelsMap has entries for preview API levels
-func GetApiLevelsMap(config Config) map[string]int {
+func GetApiLevelsMap(config Config) (map[string]int, error) {
+	type resultStruct struct {
+		result map[string]int
+		err    error
+	}
 	// This logic is replicated in starlark, if changing logic here update starlark code too
 	// https://cs.android.com/android/platform/superproject/+/master:build/bazel/rules/common/api.bzl;l=23;drc=231c7e8c8038fd478a79eb68aa5b9f5c64e0e061
-	return config.Once(apiLevelsMapKey, func() interface{} {
-		apiLevelsMap := getApiLevelsMapReleasedVersions()
-		for i, codename := range config.PlatformVersionAllPreviewCodenames() {
-			apiLevelsMap[codename] = previewAPILevelBase + i
+	result := config.Once(apiLevelsMapKey, func() interface{} {
+		apiLevelsMap, err := getApiLevelsMapReleasedVersions()
+		if err == nil {
+			for i, codename := range config.PlatformVersionAllPreviewCodenames() {
+				apiLevelsMap[codename] = previewAPILevelBase + i
+			}
 		}
 
-		return apiLevelsMap
-	}).(map[string]int)
+		return resultStruct{apiLevelsMap, err}
+	}).(resultStruct)
+	return result.result, result.err
 }
 
 func (a *apiLevelsSingleton) GenerateBuildActions(ctx SingletonContext) {
-	apiLevelsMap := GetApiLevelsMap(ctx.Config())
+	apiLevelsMap, err := GetApiLevelsMap(ctx.Config())
+	if err != nil {
+		ctx.Errorf("%s\n", err)
+		return
+	}
 	apiLevelsJson := GetApiLevelsJson(ctx)
 	createApiLevelsJson(ctx, apiLevelsJson, apiLevelsMap)
 }
-
-func StarlarkApiLevelConfigs(config Config) string {
-	return fmt.Sprintf(bazel.GeneratedBazelFileWarning+`
-_api_levels_released_versions = %s
-
-api_levels_released_versions = _api_levels_released_versions
-`, starlark_fmt.PrintStringIntDict(getApiLevelsMapReleasedVersions(), 0),
-	)
-}