update gradle to ignore namespace requirement

Author: feruzm

android/build.gradle

@@ -9,8 +9,30 @@ rootProject.buildDir = '../build'
 subprojects {
     project.buildDir = "${rootProject.buildDir}/${project.name}"
 }
-subprojects {
+subprojects { subproj ->
     project.evaluationDependsOn(':app')
+    afterEvaluate {
+        if (subproj.plugins.hasPlugin("com.android.library")) {
+            def androidExt = subproj.extensions.findByName("android")
+            if (androidExt && !androidExt.hasProperty("namespace")) {
+                def manifestFile = file("${subproj.projectDir}/src/main/AndroidManifest.xml")
+                if (manifestFile.exists()) {
+                    // read package="..." from manifest
+                    def pkg = null
+                    manifestFile.withInputStream { is ->
+                        def xml = new XmlSlurper(false, false).parse(is)
+                        pkg = xml.@package?.text()
+                    }
+                    if (pkg) {
+                        androidExt.namespace = pkg
+                        println("Set namespace for ${subproj.path} -> ${pkg}")
+                    } else {
+                        throw new GradleException("No package found in ${manifestFile} for ${subproj.path}. Please upgrade the dependency or set a namespace.")
+                    }
+                }
+            }
+        }
+    }
 }
 
 tasks.register("clean", Delete) {

pubspec.lock

@@ -82,7 +82,7 @@ packages:
     source: hosted
     version: "1.1.2"
   collection:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: collection
       sha256: "2f5709ae4d3d59dd8f7cd309b4e023046b57d8a6c82130785d2b0e5868084e76"
@@ -226,7 +226,7 @@ packages:
     source: hosted
     version: "0.6.0"
   firebase_core:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: firebase_core
       sha256: "6b343e6f7b72a4f32d7ce8df8c9a28d8f54b4ac20d7c6500f3e8b3969afca457"
@@ -374,7 +374,7 @@ packages:
     source: hosted
     version: "1.5.0"
   http_parser:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: http_parser
       sha256: "178d74305e7866013777bab2c3d8726205dc5a4dd935297175b19a23a2e66571"
@@ -454,7 +454,7 @@ packages:
     source: hosted
     version: "0.2.2"
   intl:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: intl
       sha256: "3df61194eb431efc39c4ceba583b95633a403f46c9fd341e550ce0bfa50e9aa5"
@@ -534,7 +534,7 @@ packages:
     source: hosted
     version: "1.3.0"
   markdown:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: markdown
       sha256: "935e23e1ff3bc02d390bad4d4be001208ee92cc217cb5b5a6c19bc14aaa318c1"