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_in/dandelion:10/QP1A.190711.020/V12.0.21.0.QCDINXM:user/release-keys");
ui_print("Target: Redmi/dandelion_in/dandelion:10/QP1A.190711.020/V12.0.22.0.QCDINXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/dandelion_in/dandelion:10/QP1A.190711.020/V12.0.21.0.QCDINXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/dandelion_in/dandelion:10/QP1A.190711.020/V12.0.22.0.QCDINXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/dandelion_in/dandelion:10/QP1A.190711.020/V12.0.21.0.QCDINXM:user/release-keys or Redmi/dandelion_in/dandelion:10/QP1A.190711.020/V12.0.22.0.QCDINXM: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:d94a75b291e02cdbed1b73414be5bd3719350d5b",
                      "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:c9ff01de3b5c52a48b88de60c71020236554f1b5") ||
    abort("E3005: \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:d94a75b291e02cdbed1b73414be5bd3719350d5b\" or \"EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:c9ff01de3b5c52a48b88de60c71020236554f1b5\" 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"), "30,1,168,195,202,387,391,407,408,22578,22580,22595,22599,22603,32770,32903,98306,98439,163842,163975,229378,229511,294914,295047,524306,524307,546949,548614,557309,557430,557431") == "b3882c8a4073881cc6e04ee9ae665906136eed41" || 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"), "30,1,168,195,202,387,391,407,408,22578,22580,22595,22599,22603,32770,32903,98306,98439,163842,163975,229378,229511,294914,295047,524306,524307,546949,548614,557309,557430,557431") && 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"), "158,1,65,800,806,824,825,827,828,830,839,1516,1517,3342,3343,4427,4431,4434,4436,6689,6691,6697,6699,14067,14068,15298,15300,15349,15399,15412,15413,21051,21052,22321,22322,24275,24276,24610,24611,24950,24951,25289,25290,25606,25607,25921,25922,26238,26239,26557,26558,26895,26896,27235,27236,29177,29178,29514,29515,29849,29850,30195,30196,30537,30538,30887,30888,31233,31234,31581,31582,31920,31921,32235,32236,32550,32551,32768,32770,32795,32844,32940,32941,33256,33257,33571,33572,33885,33886,34201,34202,34518,34519,34833,34834,35741,35757,44266,44267,58627,58628,61570,61571,65536,65577,71313,71314,77314,77315,91420,93600,93875,93876,94193,94194,94510,94511,94851,94852,95191,95192,95533,95534,95875,95876,96218,96219,96556,96557,98304,98306,98331,98366,99038,99040,99627,99629,99630,99631,99634,99635,99643,99644,99658,99659,99679,99683,99689,99690,102161,102163,104112,104113,104623,104625,105449,107124,107160,107161") == "ec8eef66dc3e640ecc20a1ff7c4818266e224525" || 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"), "158,1,65,800,806,824,825,827,828,830,839,1516,1517,3342,3343,4427,4431,4434,4436,6689,6691,6697,6699,14067,14068,15298,15300,15349,15399,15412,15413,21051,21052,22321,22322,24275,24276,24610,24611,24950,24951,25289,25290,25606,25607,25921,25922,26238,26239,26557,26558,26895,26896,27235,27236,29177,29178,29514,29515,29849,29850,30195,30196,30537,30538,30887,30888,31233,31234,31581,31582,31920,31921,32235,32236,32550,32551,32768,32770,32795,32844,32940,32941,33256,33257,33571,33572,33885,33886,34201,34202,34518,34519,34833,34834,35741,35757,44266,44267,58627,58628,61570,61571,65536,65577,71313,71314,77314,77315,91420,93600,93875,93876,94193,94194,94510,94511,94851,94852,95191,95192,95533,95534,95875,95876,96218,96219,96556,96557,98304,98306,98331,98366,99038,99040,99627,99629,99630,99631,99634,99635,99643,99644,99658,99659,99679,99683,99689,99690,102161,102163,104112,104113,104623,104625,105449,107124,107160,107161") && 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"), "124,1,77,5809,5813,8752,8753,10107,10109,10147,10151,10179,10180,13715,13719,17932,17933,29571,29572,31998,31999,32638,32642,32768,32770,32830,32837,33481,33482,33846,33850,34357,34358,34370,34374,34378,34379,36219,36223,37660,37661,45526,45527,59444,59445,65536,65543,78995,78996,79002,79003,94267,94268,94347,94351,94357,94358,96372,96373,98304,98306,98366,98373,105258,105259,110016,110017,116315,116316,116319,116320,116329,116330,116331,116332,116347,116348,116349,116350,116355,116356,116394,116398,116403,116404,116416,116419,116868,116869,117240,117241,119347,119349,122161,122163,131072,131104,141012,141013,146306,146308,146734,146736,146917,146919,146966,146968,147109,147111,148507,148509,149595,149597,149606,163842,163902,229378,229438,229442,229445,245864,246602,250513,250576,250577") == "5a9e094315f2c015286057b35db3201699d8d871" || 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"), "124,1,77,5809,5813,8752,8753,10107,10109,10147,10151,10179,10180,13715,13719,17932,17933,29571,29572,31998,31999,32638,32642,32768,32770,32830,32837,33481,33482,33846,33850,34357,34358,34370,34374,34378,34379,36219,36223,37660,37661,45526,45527,59444,59445,65536,65543,78995,78996,79002,79003,94267,94268,94347,94351,94357,94358,96372,96373,98304,98306,98366,98373,105258,105259,110016,110017,116315,116316,116319,116320,116329,116330,116331,116332,116347,116348,116349,116350,116355,116356,116394,116398,116403,116404,116416,116419,116868,116869,117240,117241,119347,119349,122161,122163,131072,131104,141012,141013,146306,146308,146734,146736,146917,146919,146966,146968,147109,147111,148507,148509,149595,149597,149606,163842,163902,229378,229438,229442,229445,245864,246602,250513,250576,250577") && 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:d94a75b291e02cdbed1b73414be5bd3719350d5b",
                "EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:c9ff01de3b5c52a48b88de60c71020236554f1b5",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/platform/bootdevice/by-name/boot:67108864:c9ff01de3b5c52a48b88de60c71020236554f1b5");
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();
