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/V12.0.11.0.QCSMIXM:user/release-keys");
ui_print("Target: Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.12.0.QCSMIXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.11.0.QCSMIXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.12.0.QCSMIXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.11.0.QCSMIXM:user/release-keys or Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.12.0.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:67108864:715a51851f96b0006c685e93af831d01a4ec2296",
                      "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:732f03460bedd1c130965832a67e2910b0768ad0") ||
    abort("E3005: \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:715a51851f96b0006c685e93af831d01a4ec2296\" or \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:732f03460bedd1c130965832a67e2910b0768ad0\" 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"), "18,1,32770,32895,98306,98431,163842,163967,229378,229503,294914,295039,491538,491540,514144,515709,523882,523997,523998") == "fa9fa67f883496f090aab69ef1f5aecc1612d921" || 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"), "18,1,32770,32895,98306,98431,163842,163967,229378,229503,294914,295039,491538,491540,514144,515709,523882,523997,523998") && 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"), "162,1,67,802,808,826,827,829,830,832,833,844,848,852,853,1544,1545,3471,3472,4563,4569,6822,6824,6830,6832,14200,14201,15431,15433,15482,15532,15545,15546,21870,22069,22451,22452,24628,24629,24963,24964,25303,25304,25642,25643,25959,25960,26274,26275,26591,26592,26910,26911,27248,27249,27588,27589,29697,29698,30034,30035,30369,30370,30715,30716,31057,31058,31407,31408,31753,31754,32101,32102,32440,32441,32755,32756,32768,32770,32796,32847,33149,33150,33464,33465,33779,33780,34094,34095,34408,34409,34724,34725,35041,35042,35356,35357,36264,36280,44789,44790,59150,59151,62093,62094,65536,65579,71069,71070,77390,77472,77848,77849,91964,94144,94441,94442,94759,94760,95076,95077,95417,95418,95757,95758,96099,96100,96441,96442,96784,96785,97122,97123,98304,98306,98332,98361,98363,98368,99429,99431,100283,100285,100286,100288,100296,100297,100311,100312,100332,100336,100342,100343,102814,102816,104765,104766,105275,105277,106711,108406,108442,108443") == "0ab717331766299eb53405bfc8b9a8b5dd16313b" || 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"), "162,1,67,802,808,826,827,829,830,832,833,844,848,852,853,1544,1545,3471,3472,4563,4569,6822,6824,6830,6832,14200,14201,15431,15433,15482,15532,15545,15546,21870,22069,22451,22452,24628,24629,24963,24964,25303,25304,25642,25643,25959,25960,26274,26275,26591,26592,26910,26911,27248,27249,27588,27589,29697,29698,30034,30035,30369,30370,30715,30716,31057,31058,31407,31408,31753,31754,32101,32102,32440,32441,32755,32756,32768,32770,32796,32847,33149,33150,33464,33465,33779,33780,34094,34095,34408,34409,34724,34725,35041,35042,35356,35357,36264,36280,44789,44790,59150,59151,62093,62094,65536,65579,71069,71070,77390,77472,77848,77849,91964,94144,94441,94442,94759,94760,95076,95077,95417,95418,95757,95758,96099,96100,96441,96442,96784,96785,97122,97123,98304,98306,98332,98361,98363,98368,99429,99431,100283,100285,100286,100288,100296,100297,100311,100312,100332,100336,100342,100343,102814,102816,104765,104766,105275,105277,106711,108406,108442,108443") && 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"), "190,1,84,5977,5978,11710,11714,14653,14654,16008,16010,16048,16052,16080,16081,27719,27720,30146,30147,32768,32770,32837,32844,33092,33093,33457,33461,33968,33969,33981,33985,33989,33990,35830,35834,37271,37272,45137,45138,59055,59056,65536,65543,78606,78607,92339,92340,92346,92347,98304,98306,98373,98380,107687,107688,107767,107771,107777,107778,109792,109793,121976,121977,123367,123368,129666,129668,129677,129678,129679,129680,129696,129697,129698,129699,129705,129706,129745,129749,129753,129755,129760,129761,129773,129776,130225,130226,130597,130598,131072,131079,132090,132091,132181,132183,132185,132186,132188,132189,132191,132192,132194,132195,132197,132198,132200,132201,132203,132204,132208,132209,132214,132215,132219,132220,132236,132237,132256,132257,132262,132263,132282,132283,132298,132299,132303,132304,132320,132321,132326,132327,132345,132346,132359,132360,132364,132365,132382,132383,132388,132389,132408,132409,132738,132740,137541,137543,161653,161655,162081,162083,163840,163842,163909,163944,173093,173094,173265,173269,173276,173277,173317,173321,173326,173327,173463,173467,173475,173476,174864,174868,174905,174906,175955,175957,175966,176038,179155,179157,188585,229378,229445,229449,229452,262145,262151,275188,276019,280395,280465,280466") == "c1750c395fa874485f7a403bab5e36facc143f69" || 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"), "190,1,84,5977,5978,11710,11714,14653,14654,16008,16010,16048,16052,16080,16081,27719,27720,30146,30147,32768,32770,32837,32844,33092,33093,33457,33461,33968,33969,33981,33985,33989,33990,35830,35834,37271,37272,45137,45138,59055,59056,65536,65543,78606,78607,92339,92340,92346,92347,98304,98306,98373,98380,107687,107688,107767,107771,107777,107778,109792,109793,121976,121977,123367,123368,129666,129668,129677,129678,129679,129680,129696,129697,129698,129699,129705,129706,129745,129749,129753,129755,129760,129761,129773,129776,130225,130226,130597,130598,131072,131079,132090,132091,132181,132183,132185,132186,132188,132189,132191,132192,132194,132195,132197,132198,132200,132201,132203,132204,132208,132209,132214,132215,132219,132220,132236,132237,132256,132257,132262,132263,132282,132283,132298,132299,132303,132304,132320,132321,132326,132327,132345,132346,132359,132360,132364,132365,132382,132383,132388,132389,132408,132409,132738,132740,137541,137543,161653,161655,162081,162083,163840,163842,163909,163944,173093,173094,173265,173269,173276,173277,173317,173321,173326,173327,173463,173467,173475,173476,174864,174868,174905,174906,175955,175957,175966,176038,179155,179157,188585,229378,229445,229449,229452,262145,262151,275188,276019,280395,280465,280466") && 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:67108864:715a51851f96b0006c685e93af831d01a4ec2296",
                "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:732f03460bedd1c130965832a67e2910b0768ad0",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:732f03460bedd1c130965832a67e2910b0768ad0");
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();
