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/V12.0.13.0.QCSMIXM:user/release-keys");
ui_print("Target: Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.14.0.QCSMIXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.13.0.QCSMIXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.14.0.QCSMIXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.13.0.QCSMIXM:user/release-keys or Redmi/angelican_global/angelican:10/QP1A.190711.020/V12.0.14.0.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:67108864:81358a408a5380579ffd0513d6269ff93636a1bd",
                      "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f30fab928f28cdceda211381ab6ad6762a6e8be8") ||
    abort("E3005: \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:81358a408a5380579ffd0513d6269ff93636a1bd\" or \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f30fab928f28cdceda211381ab6ad6762a6e8be8\" 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"), "18,1,32770,32896,98306,98432,163842,163968,229378,229504,294914,295040,491537,491540,516806,518373,526589,526703,526704") == "806da1f636d59600e363e92f4d83202dfab5d2fd" || 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"), "18,1,32770,32896,98306,98432,163842,163968,229378,229504,294914,295040,491537,491540,516806,518373,526589,526703,526704") && 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"), "132,1,67,803,809,827,828,831,832,835,836,848,852,856,857,1548,1549,3475,3476,4576,4582,6835,6837,6843,6845,14658,14659,15889,15891,15940,15941,16003,16004,21529,21540,21653,21654,22132,22328,22527,22528,22910,22911,25087,25088,25422,25423,25762,25763,26101,26102,26418,26419,26733,26734,27050,27051,27369,27370,27707,27708,28047,28048,30156,30157,30493,30494,30828,30829,31174,31175,31516,31517,31866,31867,32212,32213,32560,32561,32768,32770,32796,32847,32977,32978,33293,33294,33608,33609,33923,33924,34238,34239,34553,34554,34867,34868,35183,35184,35500,35501,35815,35816,45248,45249,56691,56954,59609,59610,61760,62557,62582,62600,65536,65579,71525,72251,73191,73461,75020,75135,78295,78296,80741,98306,98332,98361,98363,106848,107182,108883,108920,108921") == "07ba05769506ec44f96255b96b888515498dfd61" || 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"), "132,1,67,803,809,827,828,831,832,835,836,848,852,856,857,1548,1549,3475,3476,4576,4582,6835,6837,6843,6845,14658,14659,15889,15891,15940,15941,16003,16004,21529,21540,21653,21654,22132,22328,22527,22528,22910,22911,25087,25088,25422,25423,25762,25763,26101,26102,26418,26419,26733,26734,27050,27051,27369,27370,27707,27708,28047,28048,30156,30157,30493,30494,30828,30829,31174,31175,31516,31517,31866,31867,32212,32213,32560,32561,32768,32770,32796,32847,32977,32978,33293,33294,33608,33609,33923,33924,34238,34239,34553,34554,34867,34868,35183,35184,35500,35501,35815,35816,45248,45249,56691,56954,59609,59610,61760,62557,62582,62600,65536,65579,71525,72251,73191,73461,75020,75135,78295,78296,80741,98306,98332,98361,98363,106848,107182,108883,108920,108921") && 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"), "24,1,84,5977,5978,11710,11714,14653,32770,32837,98306,98373,163842,163909,229378,229445,229449,229452,262145,262151,275393,276225,280605,280674,280675") == "93e83ed84cc7a918690eea44426b821624a5cd80" || 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"), "24,1,84,5977,5978,11710,11714,14653,32770,32837,98306,98373,163842,163909,229378,229445,229449,229452,262145,262151,275393,276225,280605,280674,280675") && 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:67108864:81358a408a5380579ffd0513d6269ff93636a1bd",
                "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f30fab928f28cdceda211381ab6ad6762a6e8be8",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:f30fab928f28cdceda211381ab6ad6762a6e8be8");
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();
