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_id2/dandelion:11/RP1A.200720.011/V12.5.8.0.RCZIDXM:user/release-keys");
ui_print("Target: Redmi/dandelion_id2/dandelion:11/RP1A.200720.011/V12.5.9.0.RCZIDXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/dandelion_id2/dandelion:11/RP1A.200720.011/V12.5.8.0.RCZIDXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/dandelion_id2/dandelion:11/RP1A.200720.011/V12.5.9.0.RCZIDXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/dandelion_id2/dandelion:11/RP1A.200720.011/V12.5.8.0.RCZIDXM:user/release-keys or Redmi/dandelion_id2/dandelion:11/RP1A.200720.011/V12.5.9.0.RCZIDXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
patch_partition_check(concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:96a4ce50507d1ce699128e5a0503987d3afaa9d1"),
                      concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:c4a8086247f6800887ddbd70225318339a044169")) ||
    abort(concat("E3005: \"",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:96a4ce50507d1ce699128e5a0503987d3afaa9d1"),"\" or \"",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:c4a8086247f6800887ddbd70225318339a044169"),"\" has unexpected contents."));
apply_patch_space(85106688) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1(map_partition("system"), "14,1,31,44,55,17122,28769,30068,589834,589839,597322,599134,608628,608760,608761") == "d2f8ef0c0ac8ea15f3da75dc71ad85ca4c19eb25" || 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"), "14,1,31,44,55,17122,28769,30068,589834,589839,597322,599134,608628,608760,608761") && 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"), "34,1,41,44,45,48,49,52,53,56,60,63,64,67,68,71,72,75,76,588,728,767,768,976,1140,1288,1732,1921,1967,1980,114323,114670,116489,116529,116530") == "79eb2fddcbd2593dff1532e8982fb0c6f63bfe25" || 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"), "34,1,41,44,45,48,49,52,53,56,60,63,64,67,68,71,72,75,76,588,728,767,768,976,1140,1288,1732,1921,1967,1980,114323,114670,116489,116529,116530") && 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"), "48,1,16,8701,8702,23316,23317,26420,26421,27096,27097,27459,27460,27472,27473,29313,29314,32768,32777,33337,33338,47727,47728,65536,65543,67232,67233,67240,67241,74590,74591,92236,92237,92291,92292,94710,94711,98304,98313,104677,104678,109794,196611,196615,214592,215236,218650,218707,218708") == "114cfeac5294791b0163266d1601be39b4db657c" || 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"), "48,1,16,8701,8702,23316,23317,26420,26421,27096,27097,27459,27460,27472,27473,29313,29314,32768,32777,33337,33338,47727,47728,65536,65543,67232,67233,67240,67241,74590,74591,92236,92237,92291,92292,94710,94711,98304,98313,104677,104678,109794,196611,196615,214592,215236,218650,218707,218708") && 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 ----


# --- Start patching dynamic partitions ---


# Update dynamic partition metadata

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

# Patch partition system

ui_print("Patching system image after verification.");
show_progress(0.700000, 0);
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.");

# Patch partition vendor

ui_print("Patching vendor image after verification.");
show_progress(0.100000, 0);
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 product

ui_print("Patching product image after verification.");
show_progress(0.100000, 0);
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.");

# --- End patching dynamic partitions ---

ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition(concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:96a4ce50507d1ce699128e5a0503987d3afaa9d1"),
                concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:c4a8086247f6800887ddbd70225318339a044169"),
                package_extract_file("boot.img.p")) ||
    abort(concat(        "E3008: Failed to apply patch to ",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:c4a8086247f6800887ddbd70225318339a044169")));
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("logo.bin", "/dev/block/platform/bootdevice/by-name/logo");
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();
set_progress(1.000000);
