From 506be53b02ec394bff334a351b4030a43855c7d0 Mon Sep 17 00:00:00 2001
From: Pierre-Hugues Husson <phh@phh.me>
Date: Sat, 6 Jun 2020 18:12:37 +0200
Subject: [PATCH] Add ota.sh to (try to) OTA

---
 base.mk      |  6 +++--
 files/ota.sh | 65 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 69 insertions(+), 2 deletions(-)
 create mode 100644 files/ota.sh

diff --git a/base.mk b/base.mk
index 90d659f..68ee465 100644
--- a/base.mk
+++ b/base.mk
@@ -150,6 +150,7 @@ PRODUCT_PACKAGES += \
 	resetprop
 PRODUCT_COPY_FILES += \
 	device/phh/treble/phh-securize.sh:system/bin/phh-securize.sh \
+	device/phh/treble/files/ota.sh:system/bin/ota.sh \
 
 PRODUCT_COPY_FILES += \
 	device/phh/treble/remove-telephony.sh:system/bin/remove-telephony.sh \
@@ -176,6 +177,7 @@ PRODUCT_COPY_FILES += \
 PRODUCT_PACKAGES += \
 	android.hardware.biometrics.fingerprint@2.1-service.oppo.compat \
 
-
 PRODUCT_PACKAGES += \
-	vr_hwc
+	vr_hwc \
+	curl \
+
diff --git a/files/ota.sh b/files/ota.sh
new file mode 100644
index 0000000..c58ead0
--- /dev/null
+++ b/files/ota.sh
@@ -0,0 +1,65 @@
+#!/bin/bash
+
+set -e
+
+latestVersion=$(curl -L --silent https://api.github.com/repos/phhusson/treble_experimentations/releases |grep -oE 'v2[0-9]*' |sort -V |sort -u |tail -n 1)
+if [ -n "$1" ];then
+    echo "Forcing dl of version $1 instead of $latestVersion"
+    latestVersion="$1"
+fi
+
+flavor=$(getprop ro.build.flavor)
+fileName=""
+
+fileName="system-quack"
+if echo "$flavor" |grep -E '^treble_arm64';then
+    fileName="${fileName}-arm64"
+elif echo "$flavor" | grep -E '^treble_arm_';then
+    fileName="${fileName}-arm"
+elif echo "$flavor" | grep -E '^treble_a64_';then
+    fileName="${fileName}-arm32_binder64"
+fi
+
+if echo "$flavor" |grep -E '^treble_[^_]*_b';then
+    fileName="${fileName}-ab"
+elif echo "$flavor" |grep -E '^treble_[^_]*_a';then
+    fileName="${fileName}-aonly"
+fi
+
+if echo "$flavor" |grep -E '^treble_[^_]*_.g';then
+    fileName="${fileName}-gapps"
+elif echo "$flavor" |grep -E '^treble_[^_]*_.o';then
+    fileName="${fileName}-go"
+elif echo "$flavor" |grep -E '^treble_[^_]*_.f';then
+    fileName="${fileName}-floss"
+elif echo "$flavor" |grep -E '^treble_[^_]*_.v';then
+    fileName="${fileName}-floss"
+fi
+
+fileName="${fileName}.img.xz"
+url=https://github.com/phhusson/treble_experimentations/releases/download/"$latestVersion"/"${fileName}"
+echo "Downloading from ${url}..."
+#This path is really NOT ideal.
+out=/sdcard/sys.img.xz
+curl -L "$url" > $out
+
+if [ "$(getprop ro.boot.dynamic_partitions)" = true ];then
+    #Having to decompress twice is pretty stupid, but how do I get the size otherwise?
+    size=$(busybox_phh xz -d -c < $out | simg2img_simple |wc -c)
+    lptools remove system_phh
+    lptools create system_phh "$size"
+    lptools unmap system_phh
+    dmDevice=$(lptools map system_phh|grep -oE '/dev/block/[^ ]*')
+    busybox_phh xz -d -c < $out | simg2img_simple > $dmDevice
+    lptools replace system_phh system
+    reboot
+    exit 0
+else
+    #Use twrp.sh
+    mkdir -p /cache/phh
+    uncrypt /data/media/0/sys.img.xz /cache/phh/block.map
+    touch /cache/phh/flash
+    reboot
+    exit 0
+fi
+