getprop("ro.product.device") == "dandelion" || abort("E3004: This package is for \"dandelion\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.4.0.QCDRUXM:user/release-keys");
ui_print("Target: Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.5.0.QCDRUXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.4.0.QCDRUXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.5.0.QCDRUXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.4.0.QCDRUXM:user/release-keys or Redmi/dandelion_ru/dandelion:10/QP1A.190711.020/V12.0.5.0.QCDRUXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
show_progress(0.100000, 10);
patch_partition_check("EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f965e4aa960dfe313b0501bfe2011d1b2858a60e",
                      "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:27a462763c88ea869140b05409409b1a87b5ad09") ||
    abort("E3005: \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f965e4aa960dfe313b0501bfe2011d1b2858a60e\" or \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:27a462763c88ea869140b05409409b1a87b5ad09\" has unexpected contents.");
apply_patch_space(67108864) || abort("E3006: Not enough free space on /cache to apply patches.");
show_progress(0.100000, 70);
if (range_sha1(map_partition("system"), "20,1,32770,32894,98306,98430,163842,163966,166134,166697,166699,166717,229378,229502,294914,295038,509215,510765,518860,518974,518975") == "07c879bbd0e8758dfa51ea1295bbc955de703f08" || block_image_verify(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat")) then
ui_print("Verified system image...");
else
check_first_block(map_partition("system"));
ifelse (block_image_recover(map_partition("system"), "20,1,32770,32894,98306,98430,163842,163966,166134,166697,166699,166717,229378,229502,294914,295038,509215,510765,518860,518974,518975") && block_image_verify(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat"), ui_print("system recovered successfully."), abort("E1004: system partition fails to recover"));
endif;
if (range_sha1(map_partition("vendor"), "156,1,72,807,813,831,832,834,835,837,838,1129,1135,1521,1522,3391,3411,3420,3428,3562,3729,3775,4342,4406,4410,4413,4415,6668,6678,11523,11524,12546,12548,12597,12647,12660,12661,12889,12890,13088,13093,13105,13106,18226,18227,18321,18322,18989,19187,19219,19425,19568,19569,21459,21460,21799,21800,22138,22139,22455,22456,22770,22771,23087,23088,23406,23407,23744,23745,24084,24085,24504,25010,25405,25452,26026,26027,26363,26364,26698,26699,27040,27041,27385,27386,27735,27736,28081,28082,28429,28430,28774,28775,29089,29090,29404,29405,29719,29720,30034,30035,30349,30350,30663,30664,32768,32770,32793,32859,40182,40183,49066,49067,49990,50209,52864,52865,55015,55728,55753,55771,55785,55969,55975,56305,57765,57789,64624,65347,65536,65574,66326,66551,66627,66701,68101,68202,70119,70129,70442,70516,71122,71229,71538,71661,71743,71744,73797,74109,74577,74703,78979,97463,97797,99350,99385,99386") == "73c864717f188901143a5c0793ff7f6dad9b4d97" || block_image_verify(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat")) then
ui_print("Verified vendor image...");
else
check_first_block(map_partition("vendor"));
ifelse (block_image_recover(map_partition("vendor"), "156,1,72,807,813,831,832,834,835,837,838,1129,1135,1521,1522,3391,3411,3420,3428,3562,3729,3775,4342,4406,4410,4413,4415,6668,6678,11523,11524,12546,12548,12597,12647,12660,12661,12889,12890,13088,13093,13105,13106,18226,18227,18321,18322,18989,19187,19219,19425,19568,19569,21459,21460,21799,21800,22138,22139,22455,22456,22770,22771,23087,23088,23406,23407,23744,23745,24084,24085,24504,25010,25405,25452,26026,26027,26363,26364,26698,26699,27040,27041,27385,27386,27735,27736,28081,28082,28429,28430,28774,28775,29089,29090,29404,29405,29719,29720,30034,30035,30349,30350,30663,30664,32768,32770,32793,32859,40182,40183,49066,49067,49990,50209,52864,52865,55015,55728,55753,55771,55785,55969,55975,56305,57765,57789,64624,65347,65536,65574,66326,66551,66627,66701,68101,68202,70119,70129,70442,70516,71122,71229,71538,71661,71743,71744,73797,74109,74577,74703,78979,97463,97797,99350,99385,99386") && block_image_verify(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat"), ui_print("vendor recovered successfully."), abort("E2004: vendor partition fails to recover"));
endif;
if (range_sha1(map_partition("product"), "116,1,70,4402,4406,6547,6548,7092,7098,7115,7116,13298,13299,13938,13942,14712,14713,17092,17093,17457,17461,17968,17969,17981,17985,17989,17990,24182,24183,32768,32770,32822,32830,36715,36716,47433,47434,58017,58018,58024,58025,65536,65544,72584,72585,72664,72668,72674,72675,73683,73684,81900,81901,84036,84037,87147,87148,87151,87152,87161,87162,87163,87164,87179,87180,87181,87182,87187,87188,87227,87231,87235,87237,87242,87243,87255,87258,87707,87708,88079,88080,90186,90188,96328,96330,98304,98306,98358,98386,113654,113655,118655,118657,126020,126022,126069,126071,126200,126202,127457,127459,128537,128539,128548,128617,131072,131129,137306,163842,163894,196611,196616,215270,215920,219345,219403,219404") == "7ae5f4daa241854c95648abd8b0e1e0d884eb4ff" || block_image_verify(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat")) then
ui_print("Verified product image...");
else
ifelse (block_image_recover(map_partition("product"), "116,1,70,4402,4406,6547,6548,7092,7098,7115,7116,13298,13299,13938,13942,14712,14713,17092,17093,17457,17461,17968,17969,17981,17985,17989,17990,24182,24183,32768,32770,32822,32830,36715,36716,47433,47434,58017,58018,58024,58025,65536,65544,72584,72585,72664,72668,72674,72675,73683,73684,81900,81901,84036,84037,87147,87148,87151,87152,87161,87162,87163,87164,87179,87180,87181,87182,87187,87188,87227,87231,87235,87237,87242,87243,87255,87258,87707,87708,88079,88080,90186,90188,96328,96330,98304,98306,98358,98386,113654,113655,118655,118657,126020,126022,126069,126071,126200,126202,127457,127459,128537,128539,128548,128617,131072,131129,137306,163842,163894,196611,196616,215270,215920,219345,219403,219404") && block_image_verify(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat"), ui_print("product recovered successfully."), abort("E2004: product partition fails to recover"));
endif;

# ---- start making changes here ----

ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition("EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f965e4aa960dfe313b0501bfe2011d1b2858a60e",
                "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:27a462763c88ea869140b05409409b1a87b5ad09",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:27a462763c88ea869140b05409409b1a87b5ad09");
show_progress(0.600000, 600);

# --- Start patching dynamic partitions ---


# Patch partition vendor

ui_print("Patching vendor image after verification.");
block_image_update(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat") ||
  abort("E2001: Failed to update vendor image.");

# Update dynamic partition metadata

assert(update_dynamic_partitions(package_extract_file("dynamic_partitions_op_list")));

# Patch partition product

ui_print("Patching product image after verification.");
block_image_update(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat") ||
  abort("E2001: Failed to update product image.");

# Patch partition system

ui_print("Patching system image after verification.");
block_image_update(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat") ||
  abort("E1001: Failed to update system image.");

# --- End patching dynamic partitions ---

show_progress(0.100000, 2);
show_mtupdate_stage("/cache/recovery/last_mtupdate_stage");
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "1") ,
(
ui_print("start to update general image");
package_extract_file("dtbo.img", "/dev/block/platform/bootdevice/by-name/dtbo");
package_extract_file("md1img.img", "/dev/block/platform/bootdevice/by-name/md1img");
package_extract_file("spmfw.img", "/dev/block/platform/bootdevice/by-name/spmfw");
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "1");
),
ui_print("general images are already updated");
);
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "3") ,
(
if less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "2") then

ui_print("start to update alt loader image");
package_extract_file("sspm.img", "/dev/block/platform/bootdevice/by-name/sspm_2");
package_extract_file("tee.img", "/dev/block/platform/bootdevice/by-name/tee2");
package_extract_file("lk.img", "/dev/block/platform/bootdevice/by-name/lk2");
package_extract_file("scp.img", "/dev/block/platform/bootdevice/by-name/scp2");
if get_storage_type() then 
 assert(package_extract_file("preloader_ufs.img", "/dev/block/mmcblk0boot1"));
else 
 assert(set_emmc_writable("/sys/block/mmcblk0boot1/force_ro"),
        package_extract_file("preloader_emmc.img", "/dev/block/mmcblk0boot1"));
endif;
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "2");
endif;

switch_active("sspm_1", "sspm_2");
switch_active("tee1", "tee2");
switch_active("lk", "lk2");
switch_active("scp1", "scp2");
switch_active("preloader", "preloader2");
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "3");
),
ui_print("alt loder images are already updated");
);
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "5") ,
(
if less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "4") then

ui_print("start to update main loader image");
package_extract_file("sspm.img", "/dev/block/platform/bootdevice/by-name/sspm_1");
package_extract_file("tee.img", "/dev/block/platform/bootdevice/by-name/tee1");
package_extract_file("lk.img", "/dev/block/platform/bootdevice/by-name/lk");
package_extract_file("scp.img", "/dev/block/platform/bootdevice/by-name/scp1");
if get_storage_type() then 
 assert(package_extract_file("preloader_ufs.img", "/dev/block/mmcblk0boot0"));
else 
 assert(set_emmc_writable("/sys/block/mmcblk0boot0/force_ro"),
        package_extract_file("preloader_emmc.img", "/dev/block/mmcblk0boot0"));
endif;
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "4");
endif;

switch_active("sspm_2", "sspm_1");
switch_active("tee2", "tee1");
switch_active("lk2", "lk");
switch_active("scp2", "scp1");
switch_active("preloader2", "preloader");
),
ui_print("main loader images are already updated");
);
delete("/cache/recovery/last_mtupdate_stage");
package_extract_file("vbmeta_vendor.img", "/dev/block/platform/bootdevice/by-name/vbmeta_vendor");
package_extract_file("vbmeta_system.img", "/dev/block/platform/bootdevice/by-name/vbmeta_system");
package_extract_file("vbmeta.img", "/dev/block/platform/bootdevice/by-name/vbmeta");
post_ota_action();
