getprop("ro.product.device") == "angelican" || abort("E3004: This package is for \"angelican\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.5.0.QCSMIXM:user/release-keys");
ui_print("Target: Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.6.0.QCSMIXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.5.0.QCSMIXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.6.0.QCSMIXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.5.0.QCSMIXM:user/release-keys or Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.6.0.QCSMIXM: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:e718dbef2ed5cd15964c3b6e3645333a6f93cf90",
                      "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:bea2b8849d89c9c5dee3a14244e685e6ecc657f3") ||
    abort("E3005: \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:e718dbef2ed5cd15964c3b6e3645333a6f93cf90\" or \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:bea2b8849d89c9c5dee3a14244e685e6ecc657f3\" 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"), "88,1,155,182,189,374,378,394,395,22216,22218,22233,22237,22241,22242,22406,22410,22418,22419,22430,22434,22438,22439,22930,22934,22950,22951,22963,22967,22971,24139,24145,24149,24153,24154,24271,24277,24282,24283,26454,26458,26487,26488,26522,26524,28156,28160,28165,28166,28197,28201,28205,28206,28305,28309,28313,31194,32768,32770,32887,32909,34066,34070,34098,34099,34113,34117,34121,34122,34124,34125,34276,34280,34286,98306,98423,163842,163959,229378,229495,294914,295031,458762,458774,478949,480386,488000,488108,488109") == "3edd8760417312408cdc76340e9e489464a0aca1" || 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"), "88,1,155,182,189,374,378,394,395,22216,22218,22233,22237,22241,22242,22406,22410,22418,22419,22430,22434,22438,22439,22930,22934,22950,22951,22963,22967,22971,24139,24145,24149,24153,24154,24271,24277,24282,24283,26454,26458,26487,26488,26522,26524,28156,28160,28165,28166,28197,28201,28205,28206,28305,28309,28313,31194,32768,32770,32887,32909,34066,34070,34098,34099,34113,34117,34121,34122,34124,34125,34276,34280,34286,98306,98423,163842,163959,229378,229495,294914,295031,458762,458774,478949,480386,488000,488108,488109") && 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"), "34,1,66,801,807,825,826,828,829,831,832,843,847,851,852,1541,1542,3468,3469,4544,4550,6803,6805,6811,32770,32795,98306,98331,98360,98362,102890,103212,104852,104887,104888") == "719890e81ffdb4ff5d770bb06b34eb7592e7abf1" || 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"), "34,1,66,801,807,825,826,828,829,831,832,843,847,851,852,1541,1542,3468,3469,4544,4550,6803,6805,6811,32770,32795,98306,98331,98360,98362,102890,103212,104852,104887,104888") && 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"), "116,1,73,5363,5364,9696,9700,11841,11842,12386,12392,12409,12410,18592,18593,20972,20973,21337,21341,21848,21849,21861,21865,21869,21870,23710,23714,25151,25152,31344,31345,32768,32770,32826,32833,43880,43881,54598,54599,65536,65543,65675,65676,65682,65683,80234,80235,80314,80318,80324,80325,81333,81334,89550,89551,91686,91687,94797,94799,94808,94809,94810,94811,94826,94827,94828,94829,94835,94836,94875,94879,94883,94885,94890,94891,94903,94906,95355,95356,95727,95728,97834,97836,98304,98306,98362,98370,104158,104160,127260,127262,127688,127690,131072,131106,135938,135940,135987,135989,136130,136132,137388,137390,138468,138470,138479,163842,163898,229340,229376,229378,229434,229438,230094,233743,233804,233805") == "355cb58a6eccde013f626a605e16814b72499e7d" || 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"), "116,1,73,5363,5364,9696,9700,11841,11842,12386,12392,12409,12410,18592,18593,20972,20973,21337,21341,21848,21849,21861,21865,21869,21870,23710,23714,25151,25152,31344,31345,32768,32770,32826,32833,43880,43881,54598,54599,65536,65543,65675,65676,65682,65683,80234,80235,80314,80318,80324,80325,81333,81334,89550,89551,91686,91687,94797,94799,94808,94809,94810,94811,94826,94827,94828,94829,94835,94836,94875,94879,94883,94885,94890,94891,94903,94906,95355,95356,95727,95728,97834,97836,98304,98306,98362,98370,104158,104160,127260,127262,127688,127690,131072,131106,135938,135940,135987,135989,136130,136132,137388,137390,138468,138470,138479,163842,163898,229340,229376,229378,229434,229438,230094,233743,233804,233805") && 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:e718dbef2ed5cd15964c3b6e3645333a6f93cf90",
                "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:bea2b8849d89c9c5dee3a14244e685e6ecc657f3",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:bea2b8849d89c9c5dee3a14244e685e6ecc657f3");
show_progress(0.600000, 600);

# --- Start patching dynamic partitions ---


# 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 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.");

# 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();
