From ce37903ea018a97c465d3f27713b10cfc9180e8b Mon Sep 17 00:00:00 2001
From: Harsh Shandilya <me@msfjarvis.dev>
Date: Sun, 13 Nov 2022 13:13:03 +0530
Subject: [PATCH] feat(di): kick off Anvil infra

---
 core/build.gradle.kts                         | 22 +++++++++++++++++++
 .../claw/core/injection/ContextModule.kt      | 20 +++++++++++++++++
 di-scopes/build.gradle.kts                    | 18 +++++++++++++++
 .../msfjarvis/claw/injection/Components.kt    | 18 +++++++++++++++
 .../claw/injection/scopes/AppScope.kt         |  9 ++++++++
 .../claw/injection/scopes/SingleIn.kt         | 12 ++++++++++
 6 files changed, 99 insertions(+)
 create mode 100644 core/build.gradle.kts
 create mode 100644 core/src/main/kotlin/dev/msfjarvis/claw/core/injection/ContextModule.kt
 create mode 100644 di-scopes/build.gradle.kts
 create mode 100644 di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/Components.kt
 create mode 100644 di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/AppScope.kt
 create mode 100644 di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/SingleIn.kt

diff --git a/core/build.gradle.kts b/core/build.gradle.kts
new file mode 100644
index 00000000..55a62388
--- /dev/null
+++ b/core/build.gradle.kts
@@ -0,0 +1,22 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+@file:Suppress("DSL_SCOPE_VIOLATION", "UnstableApiUsage")
+
+plugins {
+  kotlin("android")
+  id("dev.msfjarvis.claw.kotlin-common")
+  id("dev.msfjarvis.claw.android-library")
+  alias(libs.plugins.anvil)
+}
+
+android { namespace = "dev.msfjarvis.claw.core" }
+
+dependencies {
+  implementation(projects.diScopes)
+  implementation(libs.dagger)
+  implementation(libs.javax.inject)
+}
diff --git a/core/src/main/kotlin/dev/msfjarvis/claw/core/injection/ContextModule.kt b/core/src/main/kotlin/dev/msfjarvis/claw/core/injection/ContextModule.kt
new file mode 100644
index 00000000..9655d41d
--- /dev/null
+++ b/core/src/main/kotlin/dev/msfjarvis/claw/core/injection/ContextModule.kt
@@ -0,0 +1,20 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+package dev.msfjarvis.claw.core.injection
+
+import android.app.Application
+import android.content.Context
+import com.squareup.anvil.annotations.ContributesTo
+import dagger.Binds
+import dagger.Module
+import dev.msfjarvis.claw.injection.scopes.AppScope
+
+@Module
+@ContributesTo(AppScope::class)
+interface ContextModule {
+  @get:Binds val Application.bindContext: Context
+}
diff --git a/di-scopes/build.gradle.kts b/di-scopes/build.gradle.kts
new file mode 100644
index 00000000..5166eaea
--- /dev/null
+++ b/di-scopes/build.gradle.kts
@@ -0,0 +1,18 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+@file:Suppress("DSL_SCOPE_VIOLATION", "UnstableApiUsage")
+
+plugins {
+  kotlin("jvm")
+  id("dev.msfjarvis.claw.kotlin-library")
+  alias(libs.plugins.anvil)
+}
+
+dependencies {
+  implementation(libs.dagger)
+  implementation(libs.javax.inject)
+}
diff --git a/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/Components.kt b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/Components.kt
new file mode 100644
index 00000000..eebc56a0
--- /dev/null
+++ b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/Components.kt
@@ -0,0 +1,18 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+package dev.msfjarvis.claw.injection
+
+object Components {
+
+  @PublishedApi @Suppress("ObjectPropertyName") internal val _components = mutableSetOf<Any>()
+
+  fun add(component: Any) {
+    _components.add(component)
+  }
+
+  inline fun <reified T> get(): T = _components.filterIsInstance<T>().single()
+}
diff --git a/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/AppScope.kt b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/AppScope.kt
new file mode 100644
index 00000000..0688fbff
--- /dev/null
+++ b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/AppScope.kt
@@ -0,0 +1,9 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+package dev.msfjarvis.claw.injection.scopes
+
+abstract class AppScope private constructor()
diff --git a/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/SingleIn.kt b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/SingleIn.kt
new file mode 100644
index 00000000..4bbe79be
--- /dev/null
+++ b/di-scopes/src/main/kotlin/dev/msfjarvis/claw/injection/scopes/SingleIn.kt
@@ -0,0 +1,12 @@
+/*
+ * Copyright © 2022 Harsh Shandilya.
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+package dev.msfjarvis.claw.injection.scopes
+
+import javax.inject.Scope
+import kotlin.reflect.KClass
+
+@Scope @Retention(AnnotationRetention.RUNTIME) annotation class SingleIn(val clazz: KClass<*>)