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_eea2/dandelion:11/RP1A.200720.011/V12.5.14.0.RCZEUXM:user/release-keys");
ui_print("Target: Redmi/dandelion_eea2/dandelion:11/RP1A.200720.011/V12.5.15.0.RCZEUXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/dandelion_eea2/dandelion:11/RP1A.200720.011/V12.5.14.0.RCZEUXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/dandelion_eea2/dandelion:11/RP1A.200720.011/V12.5.15.0.RCZEUXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/dandelion_eea2/dandelion:11/RP1A.200720.011/V12.5.14.0.RCZEUXM:user/release-keys or Redmi/dandelion_eea2/dandelion:11/RP1A.200720.011/V12.5.15.0.RCZEUXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
patch_partition_check(concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:833f6c2e62a441742025bf2747d6171061e477df"),
                      concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:b593a4eb637f0d459b56c33a292c94bb4bdc7ac9")) ||
    abort(concat("E3005: \"",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:833f6c2e62a441742025bf2747d6171061e477df"),"\" or \"",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:b593a4eb637f0d459b56c33a292c94bb4bdc7ac9"),"\" has unexpected contents."));
apply_patch_space(67108864) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1(map_partition("system"), "308,1,32,45,56,102,30072,32768,32786,52936,52938,53011,53012,53025,53026,53033,53034,53179,53180,53212,53213,53335,56219,60527,60528,60543,60544,60643,60644,63816,63817,64906,64907,64995,64996,65071,65072,65536,65552,68356,68357,68393,68394,68398,68399,68430,68431,69651,69652,72278,72279,73691,73692,73722,73723,73728,73729,74039,74041,74094,74095,74130,74131,74581,74582,75270,75271,75395,75396,76337,76338,81305,81306,88351,88352,91002,91003,98304,98322,99827,99828,101418,101419,129559,129560,131072,131088,131873,131874,134869,134870,136021,136022,136164,136165,142305,142306,143365,143366,150922,150923,152231,152232,152254,155856,160132,160133,160538,160541,162010,162011,163299,163302,163840,163858,166070,166071,168653,168654,172988,172991,175095,175096,175101,175104,178420,178421,178424,178425,178440,178443,179934,179937,180006,180007,180046,180048,181680,181681,181723,181724,182069,182070,183806,183807,183998,183999,184082,184083,184090,184091,184097,184098,185761,185762,188911,188912,189333,189334,189341,189342,189348,189349,189373,189374,193188,193189,193502,193503,195647,195648,195696,195697,196423,213482,213491,213492,213499,213500,213526,213527,213603,213606,213610,213611,213612,213613,213684,213685,213687,213692,213693,213694,213695,213696,213697,213698,214621,214622,214629,214630,215183,215184,215185,215187,215740,215742,215743,215744,215745,215746,215747,215748,215749,215750,215751,215752,215753,215754,215755,215756,215758,215759,215760,215763,217088,217090,217236,217237,217243,217245,229376,229404,235177,235178,262144,262163,263921,264431,264466,264755,264780,264782,264811,273474,273799,278469,290351,290359,294912,294940,297839,297843,299011,299012,307463,307464,327680,327696,331990,332519,332524,332771,332879,332913,360448,360464,393216,393243,425984,426056,429702,429703,458752,458819,491520,491552,491553,491554,497452,497453,497541,497542,497547,497548,497645,497646,497969,497970,497985,497986,498899,498900,499077,499078,499087,499088,499132,499133,500628,500629,501284,557060,557072,564510,566204,575177,575301,575302") == "cac0838740da56e8658d6b51df4f1d74bba51c8b" || 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"), "308,1,32,45,56,102,30072,32768,32786,52936,52938,53011,53012,53025,53026,53033,53034,53179,53180,53212,53213,53335,56219,60527,60528,60543,60544,60643,60644,63816,63817,64906,64907,64995,64996,65071,65072,65536,65552,68356,68357,68393,68394,68398,68399,68430,68431,69651,69652,72278,72279,73691,73692,73722,73723,73728,73729,74039,74041,74094,74095,74130,74131,74581,74582,75270,75271,75395,75396,76337,76338,81305,81306,88351,88352,91002,91003,98304,98322,99827,99828,101418,101419,129559,129560,131072,131088,131873,131874,134869,134870,136021,136022,136164,136165,142305,142306,143365,143366,150922,150923,152231,152232,152254,155856,160132,160133,160538,160541,162010,162011,163299,163302,163840,163858,166070,166071,168653,168654,172988,172991,175095,175096,175101,175104,178420,178421,178424,178425,178440,178443,179934,179937,180006,180007,180046,180048,181680,181681,181723,181724,182069,182070,183806,183807,183998,183999,184082,184083,184090,184091,184097,184098,185761,185762,188911,188912,189333,189334,189341,189342,189348,189349,189373,189374,193188,193189,193502,193503,195647,195648,195696,195697,196423,213482,213491,213492,213499,213500,213526,213527,213603,213606,213610,213611,213612,213613,213684,213685,213687,213692,213693,213694,213695,213696,213697,213698,214621,214622,214629,214630,215183,215184,215185,215187,215740,215742,215743,215744,215745,215746,215747,215748,215749,215750,215751,215752,215753,215754,215755,215756,215758,215759,215760,215763,217088,217090,217236,217237,217243,217245,229376,229404,235177,235178,262144,262163,263921,264431,264466,264755,264780,264782,264811,273474,273799,278469,290351,290359,294912,294940,297839,297843,299011,299012,307463,307464,327680,327696,331990,332519,332524,332771,332879,332913,360448,360464,393216,393243,425984,426056,429702,429703,458752,458819,491520,491552,491553,491554,497452,497453,497541,497542,497547,497548,497645,497646,497969,497970,497985,497986,498899,498900,499077,499078,499087,499088,499132,499133,500628,500629,501284,557060,557072,564510,566204,575177,575301,575302") && 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"), "74,1,41,44,45,48,49,52,53,56,60,63,64,67,68,71,72,75,76,767,768,833,837,1731,1732,2586,2587,3715,3721,3727,3729,11542,11543,12661,12663,12711,12762,12775,12776,21648,21649,23015,23016,24916,25401,25813,25814,26135,26136,26466,26467,26796,26797,27103,27104,27412,27413,27720,27721,28026,28027,28358,28359,28690,28691,28994,29011,29773,29796,30162,114374,114722,116545,116581,116582") == "d37d5b146ea1208274cbd62aeba5409ecbc58afb" || 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"), "74,1,41,44,45,48,49,52,53,56,60,63,64,67,68,71,72,75,76,767,768,833,837,1731,1732,2586,2587,3715,3721,3727,3729,11542,11543,12661,12663,12711,12762,12775,12776,21648,21649,23015,23016,24916,25401,25813,25814,26135,26136,26466,26467,26796,26797,27103,27104,27412,27413,27720,27721,28026,28027,28358,28359,28690,28691,28994,29011,29773,29796,30162,114374,114722,116545,116581,116582") && 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"), "106,1,15,6504,6505,15190,15191,29805,29806,32768,32776,32917,32918,36218,36219,36581,36582,36594,36595,38435,38436,42450,42451,56840,56841,65536,65542,76344,76345,97588,97589,97596,97597,98304,98312,104954,104955,122600,122601,122655,122656,125074,125075,131072,131078,135038,135039,140155,140156,140179,140180,140202,140203,146501,146502,146510,146512,146520,146521,146522,146523,146525,146526,146538,146539,146542,146544,146545,146546,146547,146548,146560,146561,146562,146565,147014,147015,147386,147387,148872,148873,163840,163874,173733,173734,196608,196640,210435,210436,210972,210973,211635,211636,213129,213130,229376,229384,241689,241690,247175,247176,251013,251016,261587,265735,265801,265802") == "3ce301ce4760f314cf69bad8cd38916bf2108cab" || 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"), "106,1,15,6504,6505,15190,15191,29805,29806,32768,32776,32917,32918,36218,36219,36581,36582,36594,36595,38435,38436,42450,42451,56840,56841,65536,65542,76344,76345,97588,97589,97596,97597,98304,98312,104954,104955,122600,122601,122655,122656,125074,125075,131072,131078,135038,135039,140155,140156,140179,140180,140202,140203,146501,146502,146510,146512,146520,146521,146522,146523,146525,146526,146538,146539,146542,146544,146545,146546,146547,146548,146560,146561,146562,146565,147014,147015,147386,147387,148872,148873,163840,163874,173733,173734,196608,196640,210435,210436,210972,210973,211635,211636,213129,213130,229376,229384,241689,241690,247175,247176,251013,251016,261587,265735,265801,265802") && 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 ---


# 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.");

# 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 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",":67108864:833f6c2e62a441742025bf2747d6171061e477df"),
                concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:b593a4eb637f0d459b56c33a292c94bb4bdc7ac9"),
                package_extract_file("boot.img.p")) ||
    abort(concat(        "E3008: Failed to apply patch to ",concat("EMMC:","/dev/block/platform/bootdevice/by-name/boot",":67108864:b593a4eb637f0d459b56c33a292c94bb4bdc7ac9")));
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);
