add asn import (#333)

app/build.gradle.kts

@@ -38,6 +38,7 @@ task("downloadGeoFiles") {
         "https://github.com/MetaCubeX/meta-rules-dat/releases/download/latest/geoip.metadb" to "geoip.metadb",
         "https://github.com/MetaCubeX/meta-rules-dat/releases/download/latest/geosite.dat" to "geosite.dat",
         // "https://github.com/MetaCubeX/meta-rules-dat/releases/download/latest/country.mmdb" to "country.mmdb",
+        "https://github.com/MetaCubeX/meta-rules-dat/releases/download/latest/GeoLite2-ASN.mmdb" to "ASN.mmdb",
     )
 
     doLast {

app/src/main/java/com/github/kr328/clash/MainApplication.kt

@@ -54,6 +54,13 @@ class MainApplication : Application() {
                 assets.open("geosite.dat").copyTo(it);
             }
         }
+        
+        val ASNFile = File(clashDir, "ASN.mmdb")
+        if(!ASNFile.exists()) {
+            FileOutputStream(ASNFile).use {
+                assets.open("ASN.mmdb").copyTo(it);
+            }
+        }
     }
 
     fun finalize() {

app/src/main/java/com/github/kr328/clash/MetaFeatureSettingsActivity.kt

@@ -70,6 +70,12 @@ class MetaFeatureSettingsActivity : BaseActivity<MetaFeatureSettingsDesign>() {
                                 "*/*")
                             importGeoFile(uri, MetaFeatureSettingsDesign.Request.ImportCountry)
                         }
+                        MetaFeatureSettingsDesign.Request.ImportASN -> {
+                            val uri = startActivityForResult(
+                                ActivityResultContracts.GetContent(),
+                                "*/*")
+                            importGeoFile(uri, MetaFeatureSettingsDesign.Request.ImportASN)
+                        }
                     }
                 }
             }
@@ -107,6 +113,8 @@ class MetaFeatureSettingsActivity : BaseActivity<MetaFeatureSettingsDesign>() {
                         "geosite$ext"
                     MetaFeatureSettingsDesign.Request.ImportCountry ->
                         "country$ext"
+                    MetaFeatureSettingsDesign.Request.ImportASN ->
+                        "ASN$ext"
                     else -> ""
                 }
 

design/src/main/java/com/github/kr328/clash/design/MetaFeatureSettingsDesign.kt

@@ -15,7 +15,7 @@ class MetaFeatureSettingsDesign(
     configuration: ConfigurationOverride
 ) : Design<MetaFeatureSettingsDesign.Request>(context) {
     enum class Request {
-        ResetOverride, ImportGeoIp, ImportGeoSite, ImportCountry
+        ResetOverride, ImportGeoIp, ImportGeoSite, ImportCountry, ImportASN
     }
 
     private val binding = DesignSettingsMetaFeatureBinding
@@ -255,6 +255,15 @@ class MetaFeatureSettingsDesign(
                     requests.trySend(Request.ImportCountry)
                 }
             }
+            
+            clickable (
+                title = R.string.import_asn_file,
+                summary = R.string.press_to_import,
+            ){
+                clicked {
+                    requests.trySend(Request.ImportASN)
+                }
+            }
         }
 
         binding.content.addView(screen.root)

design/src/main/res/values/strings.xml

@@ -316,6 +316,7 @@
     <string name="press_to_import">Press to import...</string>
     <string name="import_geosite_file">Import GeoSite Database</string>
     <string name="import_country_file">Import Country Database</string>
+    <string name="import_asn_file">Import ASN Database</string>
     <string name="geofile_import_failed">Import failed</string>
     <string name="geofile_unknown_db_format">Unknown Database format</string>
     <string name="geofile_unknown_db_format_message">Only %1$s are supported</string>