From 27bee0cfde0759c161f468c4d38aef1a991893aa Mon Sep 17 00:00:00 2001
From: fromost <b91456894@gmail.com>
Date: Sat, 18 Oct 2025 01:32:00 +0800
Subject: [PATCH] Add basic dlsite crawler Reformat application config

---
 Cargo.lock                     | 788 +++++++++++++++++++++++++++++----
 Cargo.toml                     |  13 +-
 src/app.rs                     |  54 +--
 src/cli.rs                     |  63 ++-
 src/config/mod.rs              |   8 +
 src/config/types.rs            |  14 +-
 src/constants.rs               |   1 +
 src/crawler/dlsite.rs          |  74 +++-
 src/crawler/mod.rs             |  59 ++-
 src/widgets/views/main_view.rs |  14 +-
 10 files changed, 922 insertions(+), 166 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index d92f77b..96f827f 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -17,6 +17,15 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
+[[package]]
+name = "aligned-vec"
+version = "0.6.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc890384c8602f339876ded803c97ad529f3842aba97f6392b3dba0dd171769b"
+dependencies = [
+ "equator",
+]
+
 [[package]]
 name = "allocator-api2"
 version = "0.2.21"
@@ -74,24 +83,33 @@ dependencies = [
 ]
 
 [[package]]
-name = "async-stdin"
-version = "0.3.1"
+name = "anyhow"
+version = "1.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1ff8b5d9b5ec29e0f49583ba71847b8c8888b67a8510133048a380903aa6822"
+checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61"
+
+[[package]]
+name = "arbitrary"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3d036a3c4ab069c7b410a2ce876bd74808d2d0888a82667669f8e783a898bf1"
+
+[[package]]
+name = "arg_enum_proc_macro"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ae92a5119aa49cdbcf6b9f893fe4e1d98b04ccbf82ee0584ad948a44a734dea"
 dependencies = [
- "tokio",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
-name = "async-throttle"
-version = "0.3.2"
+name = "arrayvec"
+version = "0.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1c99532de164435a0b91279e715bff4fa0d164643b409a67761907ffc210ee8f"
-dependencies = [
- "backoff",
- "dashmap",
- "tokio",
-]
+checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
 
 [[package]]
 name = "atomic-waker"
@@ -100,17 +118,32 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1505bd5d3d116872e7271a6d4e16d81d0c8570876c8de68093a09ac269d8aac0"
 
 [[package]]
-name = "backoff"
-version = "0.4.0"
+name = "autocfg"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b62ddb9cb1ec0a098ad4bbf9344d0713fa193ae1a80af55febcff2627b6a00c1"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+
+[[package]]
+name = "av1-grain"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4f3efb2ca85bc610acfa917b5aaa36f3fcbebed5b3182d7f877b02531c4b80c8"
 dependencies = [
- "futures-core",
- "getrandom 0.2.16",
- "instant",
- "pin-project-lite",
- "rand",
- "tokio",
+ "anyhow",
+ "arrayvec",
+ "log",
+ "nom",
+ "num-rational",
+ "v_frame",
+]
+
+[[package]]
+name = "avif-serialize"
+version = "0.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47c8fbc0f831f4519fe8b810b6a7a91410ec83031b8233f730a0480029f6a23f"
+dependencies = [
+ "arrayvec",
 ]
 
 [[package]]
@@ -134,24 +167,54 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "bit_field"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e4b40c7323adcfc0a41c4b88143ed58346ff65a288fc144329c5c45e05d70c6"
+
 [[package]]
 name = "bitflags"
 version = "2.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2261d10cca569e4643e526d8dc2e62e433cc8aba21ab764233731f8d369bf394"
 
+[[package]]
+name = "bitstream-io"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6099cdc01846bc367c4e7dd630dc5966dccf36b652fae7a74e17b640411a91b2"
+
+[[package]]
+name = "built"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56ed6191a7e78c36abdb16ab65341eefd73d64d303fffccdbb00d51e4205967b"
+
 [[package]]
 name = "bumpalo"
 version = "3.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46c5e41b57b8bba42a04676d81cb89e9ee8e859a1a66f80a5a72e1cb76b34d43"
 
+[[package]]
+name = "bytemuck"
+version = "1.24.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fbdf580320f38b612e485521afda1ee26d10cc9884efaaa750d383e13e3c5f4"
+
 [[package]]
 name = "byteorder"
 version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
+[[package]]
+name = "byteorder-lite"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f1fe948ff07f4bd06c30984e69f5b4899c516a3ef74f34df92a2df2ab535495"
+
 [[package]]
 name = "bytes"
 version = "1.10.1"
@@ -180,9 +243,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e1d05d92f4b1fd76aad469d46cdd858ca761576082cd37df81416691e50199fb"
 dependencies = [
  "find-msvc-tools",
+ "jobserver",
+ "libc",
  "shlex",
 ]
 
+[[package]]
+name = "cfg-expr"
+version = "0.15.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d067ad48b8650848b989a59a86c6c36a995d02d2bf778d45c3c5d57bc2718f02"
+dependencies = [
+ "smallvec",
+ "target-lexicon",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.3"
@@ -256,6 +331,12 @@ dependencies = [
  "tracing-error",
 ]
 
+[[package]]
+name = "color_quant"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3d7b894f5411737b7867f4827955924d7c254fc9f4d91a6aad6b097804b1018b"
+
 [[package]]
 name = "colorchoice"
 version = "1.0.4"
@@ -302,10 +383,29 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
 [[package]]
-name = "crossbeam-queue"
-version = "0.3.12"
+name = "crc32fast"
+version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0f58bbc28f91df819d0aa2a2c00cd19754769c2fad90579b3592b1c9ba7a3115"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "crossbeam-deque"
+version = "0.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9dd111b7b7f7d55b72c0a6ae361660ee5853c9af73f70c3c2ef6858b950e2e51"
+dependencies = [
+ "crossbeam-epoch",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-epoch"
+version = "0.9.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
 dependencies = [
  "crossbeam-utils",
 ]
@@ -360,6 +460,12 @@ dependencies = [
  "winapi",
 ]
 
+[[package]]
+name = "crunchy"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "460fbee9c2c2f33933d720630a6a0bac33ba7053db5344fac858d4b8952d77d5"
+
 [[package]]
 name = "cssparser"
 version = "0.35.0"
@@ -453,19 +559,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "dashmap"
-version = "5.5.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978747c1d849a7d2ee5e8adc0159961c48fb7e5db2f06af6723b80123bb53856"
-dependencies = [
- "cfg-if",
- "hashbrown 0.14.5",
- "lock_api",
- "once_cell",
- "parking_lot_core",
-]
-
 [[package]]
 name = "deranged"
 version = "0.5.4"
@@ -628,6 +721,26 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "equator"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4711b213838dfee0117e3be6ac926007d7f433d7bbe33595975d4190cb07e6fc"
+dependencies = [
+ "equator-macro",
+]
+
+[[package]]
+name = "equator-macro"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "44f23cf4b44bfce11a86ace86f8a73ffdec849c9fd00a386a53d278bd9e81fb3"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
@@ -644,6 +757,21 @@ dependencies = [
  "windows-sys 0.61.1",
 ]
 
+[[package]]
+name = "exr"
+version = "1.73.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f83197f59927b46c04a183a619b7c29df34e63e63c7869320862268c0ef687e0"
+dependencies = [
+ "bit_field",
+ "half",
+ "lebe",
+ "miniz_oxide",
+ "rayon-core",
+ "smallvec",
+ "zune-inflate",
+]
+
 [[package]]
 name = "eyre"
 version = "0.6.12"
@@ -660,12 +788,51 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
+[[package]]
+name = "fax"
+version = "0.2.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f05de7d48f37cd6730705cbca900770cab77a89f413d23e100ad7fad7795a0ab"
+dependencies = [
+ "fax_derive",
+]
+
+[[package]]
+name = "fax_derive"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a0aca10fb742cb43f9e7bb8467c91aa9bcb8e3ffbc6a6f7389bb93ffc920577d"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "fdeflate"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e6853b52649d4ac5c0bd02320cddc5ba956bdb407c4b75a2c6b75bf51500f8c"
+dependencies = [
+ "simd-adler32",
+]
+
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0399f9d26e5191ce32c498bebd31e7a3ceabc2745f0ac54af3f335126c3f24b3"
 
+[[package]]
+name = "flate2"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc5a4e564e38c699f2880d3fda590bedc2e69f3f84cd48b457bd892ce61d0aa9"
+dependencies = [
+ "crc32fast",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -842,6 +1009,16 @@ dependencies = [
  "wasi 0.14.7+wasi-0.2.4",
 ]
 
+[[package]]
+name = "gif"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ae047235e33e2829703574b54fdec96bfbad892062d97fed2f76022287de61b"
+dependencies = [
+ "color_quant",
+ "weezl",
+]
+
 [[package]]
 name = "gimli"
 version = "0.32.3"
@@ -868,10 +1045,15 @@ dependencies = [
 ]
 
 [[package]]
-name = "hashbrown"
-version = "0.14.5"
+name = "half"
+version = "2.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5274423e17b7c9fc20b6e7e208532f9b19825d82dfd615708b70edd83df41f1"
+checksum = "6ea2d84b969582b4b1864a92dc5d27cd2b77b622a8d79306834f1be5ba20d84b"
+dependencies = [
+ "cfg-if",
+ "crunchy",
+ "zerocopy",
+]
 
 [[package]]
 name = "hashbrown"
@@ -1134,6 +1316,46 @@ dependencies = [
  "icu_properties",
 ]
 
+[[package]]
+name = "image"
+version = "0.25.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "529feb3e6769d234375c4cf1ee2ce713682b8e76538cb13f9fc23e1400a591e7"
+dependencies = [
+ "bytemuck",
+ "byteorder-lite",
+ "color_quant",
+ "exr",
+ "gif",
+ "image-webp",
+ "moxcms",
+ "num-traits",
+ "png",
+ "qoi",
+ "ravif",
+ "rayon",
+ "rgb",
+ "tiff",
+ "zune-core",
+ "zune-jpeg",
+]
+
+[[package]]
+name = "image-webp"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "525e9ff3e1a4be2fbea1fdf0e98686a6d98b4d8f937e1bf7402245af1909e8c3"
+dependencies = [
+ "byteorder-lite",
+ "quick-error",
+]
+
+[[package]]
+name = "imgref"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7c5cedc30da3a610cac6b4ba17597bdf7152cf974e8aab3afb3d54455e371c8"
+
 [[package]]
 name = "indenter"
 version = "0.3.4"
@@ -1147,7 +1369,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4b0f83760fb341a774ed326568e19f5a863af4a952def8c39f9ab92fd95b88e5"
 dependencies = [
  "equivalent",
- "hashbrown 0.15.5",
+ "hashbrown",
 ]
 
 [[package]]
@@ -1170,12 +1392,14 @@ dependencies = [
 ]
 
 [[package]]
-name = "instant"
-version = "0.1.13"
+name = "interpolate_name"
+version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e0242819d153cba4b4b05a5a8f2a7e9bbf97b6055b2a002b395c96b5ff3c0222"
+checksum = "c34819042dc3d3971c46c2190835914dfbe0c3c13f61449b2997f4e9722dfa60"
 dependencies = [
- "cfg-if",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -1211,6 +1435,15 @@ version = "1.70.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
 
+[[package]]
+name = "itertools"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba291022dbbd398a455acf126c1e341954079855bc60dfdda641363bd6922569"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itertools"
 version = "0.13.0"
@@ -1226,6 +1459,16 @@ version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4a5f13b858c8d314ee3e8f639011f7ccefe71f97f96e50151fb991f267928e2c"
 
+[[package]]
+name = "jobserver"
+version = "0.1.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9afb3de4395d6b3e67a780b6de64b51c978ecf11cb9a462c66be7d4ca9039d33"
+dependencies = [
+ "getrandom 0.3.3",
+ "libc",
+]
+
 [[package]]
 name = "js-sys"
 version = "0.3.81"
@@ -1242,12 +1485,28 @@ version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
 
+[[package]]
+name = "lebe"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a79a3332a6609480d7d0c9eab957bca6b455b91bb84e66d19f5ff66294b85b8"
+
 [[package]]
 name = "libc"
 version = "0.2.176"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174"
 
+[[package]]
+name = "libfuzzer-sys"
+version = "0.4.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5037190e1f70cbeef565bd267599242926f724d3b8a9f510fd7e0b540cfa4404"
+dependencies = [
+ "arbitrary",
+ "cc",
+]
+
 [[package]]
 name = "libredox"
 version = "0.1.10"
@@ -1264,7 +1523,6 @@ version = "0.35.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "133c182a6a2c87864fe97778797e46c7e999672690dc9fa3ee8e241aa4a9c13f"
 dependencies = [
- "cc",
  "pkg-config",
  "vcpkg",
 ]
@@ -1308,13 +1566,22 @@ version = "0.4.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34080505efa8e45a4b816c349525ebe327ceaa8559756f0356cba97ef3bf7432"
 
+[[package]]
+name = "loop9"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fae87c125b03c1d2c0150c90365d7d6bcc53fb73a9acaef207d2d065860f062"
+dependencies = [
+ "imgref",
+]
+
 [[package]]
 name = "lru"
 version = "0.12.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
 dependencies = [
- "hashbrown 0.15.5",
+ "hashbrown",
 ]
 
 [[package]]
@@ -1345,6 +1612,16 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "maybe-rayon"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8ea1f30cedd69f0a2954655f7188c6a834246d2bcf1e315e2ac40c4b24dc9519"
+dependencies = [
+ "cfg-if",
+ "rayon",
+]
+
 [[package]]
 name = "memchr"
 version = "2.7.6"
@@ -1357,6 +1634,12 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
+[[package]]
+name = "minimal-lexical"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.9"
@@ -1364,6 +1647,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
 dependencies = [
  "adler2",
+ "simd-adler32",
 ]
 
 [[package]]
@@ -1378,6 +1662,16 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "moxcms"
+version = "0.7.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c588e11a3082784af229e23e8e4ecf5bcc6fbe4f69101e0421ce8d79da7f0b40"
+dependencies = [
+ "num-traits",
+ "pxfm",
+]
+
 [[package]]
 name = "native-tls"
 version = "0.2.14"
@@ -1401,12 +1695,78 @@ version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "650eef8c711430f1a879fdd01d4745a7deea475becfb90269c06775983bbf086"
 
+[[package]]
+name = "nom"
+version = "7.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
+
+[[package]]
+name = "noop_proc_macro"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0676bb32a98c1a483ce53e500a81ad9c3d5b3f7c920c28c24e9cb0980d0b5bc8"
+
+[[package]]
+name = "num-bigint"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
+dependencies = [
+ "num-integer",
+ "num-traits",
+]
+
 [[package]]
 name = "num-conv"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
 
+[[package]]
+name = "num-derive"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed3955f1a9c7c0c15e092f9c887db08b1fc683305fdf6eb6684f22555355e202"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "num-integer"
+version = "0.1.46"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7969661fd2958a5cb096e56c8e1ad0444ac2bbcd0061bd28660485a44879858f"
+dependencies = [
+ "num-traits",
+]
+
+[[package]]
+name = "num-rational"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f83d14da390562dca69fc84082e73e548e1ad308d24accdedd2720017cb37824"
+dependencies = [
+ "num-bigint",
+ "num-integer",
+ "num-traits",
+]
+
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "num_threads"
 version = "0.1.7"
@@ -1598,6 +1958,19 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
+[[package]]
+name = "png"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "97baced388464909d42d89643fe4361939af9b7ce7a31ee32a168f832a70f2a0"
+dependencies = [
+ "bitflags",
+ "crc32fast",
+ "fdeflate",
+ "flate2",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "potential_utf"
 version = "0.1.3"
@@ -1637,6 +2010,49 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "profiling"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3eb8486b569e12e2c32ad3e204dbaba5e4b5b216e9367044f25f1dba42341773"
+dependencies = [
+ "profiling-procmacros",
+]
+
+[[package]]
+name = "profiling-procmacros"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "52717f9a02b6965224f95ca2a81e2e0c5c43baacd28ca057577988930b6c3d5b"
+dependencies = [
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "pxfm"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3cbdf373972bf78df4d3b518d07003938e2c7d1fb5891e55f9cb6df57009d84"
+dependencies = [
+ "num-traits",
+]
+
+[[package]]
+name = "qoi"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f6d64c71eb498fe9eae14ce4ec935c555749aef511cca85b5568910d6e48001"
+dependencies = [
+ "bytemuck",
+]
+
+[[package]]
+name = "quick-error"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a993555f31e5a609f617c12db6250dedcac1b0a85076912c436e6fc9b2c8e6a3"
+
 [[package]]
 name = "quote"
 version = "1.0.41"
@@ -1700,7 +2116,7 @@ dependencies = [
  "crossterm 0.28.1",
  "indoc",
  "instability",
- "itertools",
+ "itertools 0.13.0",
  "lru",
  "paste",
  "strum",
@@ -1710,6 +2126,76 @@ dependencies = [
  "unicode-width 0.2.0",
 ]
 
+[[package]]
+name = "rav1e"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd87ce80a7665b1cce111f8a16c1f3929f6547ce91ade6addf4ec86a8dda5ce9"
+dependencies = [
+ "arbitrary",
+ "arg_enum_proc_macro",
+ "arrayvec",
+ "av1-grain",
+ "bitstream-io",
+ "built",
+ "cfg-if",
+ "interpolate_name",
+ "itertools 0.12.1",
+ "libc",
+ "libfuzzer-sys",
+ "log",
+ "maybe-rayon",
+ "new_debug_unreachable",
+ "noop_proc_macro",
+ "num-derive",
+ "num-traits",
+ "once_cell",
+ "paste",
+ "profiling",
+ "rand",
+ "rand_chacha",
+ "simd_helpers",
+ "system-deps",
+ "thiserror 1.0.69",
+ "v_frame",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "ravif"
+version = "0.11.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5825c26fddd16ab9f515930d49028a630efec172e903483c94796cfe31893e6b"
+dependencies = [
+ "avif-serialize",
+ "imgref",
+ "loop9",
+ "quick-error",
+ "rav1e",
+ "rayon",
+ "rgb",
+]
+
+[[package]]
+name = "rayon"
+version = "1.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "368f01d005bf8fd9b1206fb6fa653e6c4a81ceb1466406b81792d87c5677a58f"
+dependencies = [
+ "either",
+ "rayon-core",
+]
+
+[[package]]
+name = "rayon-core"
+version = "1.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22e18b0f0062d30d4230b2e85ff77fdfe4326feb054b9783a3460d8435c8ab91"
+dependencies = [
+ "crossbeam-deque",
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.5.17"
@@ -1727,7 +2213,7 @@ checksum = "a4e608c6638b9c18977b00b475ac1f28d14e84b27d8d42f70e0bf1e3dec127ac"
 dependencies = [
  "getrandom 0.2.16",
  "libredox",
- "thiserror",
+ "thiserror 2.0.17",
 ]
 
 [[package]]
@@ -1772,6 +2258,12 @@ dependencies = [
  "web-sys",
 ]
 
+[[package]]
+name = "rgb"
+version = "0.8.52"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c6a884d2998352bb4daf0183589aec883f16a6da1f4dde84d8e2e9a5409a1ce"
+
 [[package]]
 name = "ring"
 version = "0.17.14"
@@ -1984,6 +2476,15 @@ dependencies = [
  "serde_core",
 ]
 
+[[package]]
+name = "serde_spanned"
+version = "0.6.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bf41e0cfaf7226dca15e8197172c295a782857fcb97fad1808a166870dee75a3"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "serde_urlencoded"
 version = "0.7.1"
@@ -2020,15 +2521,6 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
-[[package]]
-name = "shutdown-async"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2799e69bde7e68bedd86c6d94bffa783219114f1f31435ddda61f4aeba348ff"
-dependencies = [
- "tokio",
-]
-
 [[package]]
 name = "signal-hook"
 version = "0.3.18"
@@ -2059,6 +2551,21 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "simd-adler32"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
+
+[[package]]
+name = "simd_helpers"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "95890f873bec569a0362c235787f3aca6e1e887302ba4840839bcc6459c42da6"
+dependencies = [
+ "quote",
+]
+
 [[package]]
 name = "siphasher"
 version = "1.0.1"
@@ -2095,7 +2602,7 @@ checksum = "9aead1c279716985b981b7940ef9b652d3f93d70a7296853c633b7ce8fa8088a"
 dependencies = [
  "js-sys",
  "once_cell",
- "thiserror",
+ "thiserror 2.0.17",
  "tokio",
  "wasm-bindgen",
  "wasm-bindgen-futures",
@@ -2183,8 +2690,8 @@ dependencies = [
  "diesel",
  "directories",
  "futures",
+ "image",
  "lazy_static",
- "libsqlite3-sys",
  "rat-cursor",
  "ratatui",
  "reqwest",
@@ -2193,10 +2700,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tokio",
- "tokio-util",
- "tokio-utils",
  "tui-input",
- "uuid",
 ]
 
 [[package]]
@@ -2251,6 +2755,25 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "system-deps"
+version = "6.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a3e535eb8dded36d55ec13eddacd30dec501792ff23a0b1682c38601b8cf2349"
+dependencies = [
+ "cfg-expr",
+ "heck",
+ "pkg-config",
+ "toml",
+ "version-compare",
+]
+
+[[package]]
+name = "target-lexicon"
+version = "0.12.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "61c41af27dd6d1e27b1b16b489db798443478cef1f06a660c96db617ba5de3b1"
+
 [[package]]
 name = "tempfile"
 version = "3.23.0"
@@ -2275,13 +2798,33 @@ dependencies = [
  "utf-8",
 ]
 
+[[package]]
+name = "thiserror"
+version = "1.0.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b6aaf5339b578ea85b50e080feb250a3e8ae8cfcdff9a461c9ec2904bc923f52"
+dependencies = [
+ "thiserror-impl 1.0.69",
+]
+
 [[package]]
 name = "thiserror"
 version = "2.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f63587ca0f12b72a0600bcba1d40081f830876000bb46dd2337a3051618f4fc8"
 dependencies = [
- "thiserror-impl",
+ "thiserror-impl 2.0.17",
+]
+
+[[package]]
+name = "thiserror-impl"
+version = "1.0.69"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4fee6c4efc90059e10f81e6d42c60a18f76588c3d74cb83a0b242a2b6c7504c1"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -2304,6 +2847,20 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "tiff"
+version = "0.10.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "af9605de7fee8d9551863fd692cce7637f548dbd9db9180fcc07ccc6d26c336f"
+dependencies = [
+ "fax",
+ "flate2",
+ "half",
+ "quick-error",
+ "weezl",
+ "zune-jpeg",
+]
+
 [[package]]
 name = "time"
 version = "0.3.44"
@@ -2412,15 +2969,37 @@ dependencies = [
 ]
 
 [[package]]
-name = "tokio-utils"
-version = "0.1.2"
+name = "toml"
+version = "0.8.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "de75f75f464153a50fe48b9675360e3cf2ae1d7d81f9751363bd2ee4888f5ce8"
+checksum = "dc1beb996b9d83529a9e75c17a1686767d148d70663143c7854d8b4a09ced362"
 dependencies = [
- "async-stdin",
- "async-throttle",
- "shutdown-async",
- "tub",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "toml_edit",
+]
+
+[[package]]
+name = "toml_datetime"
+version = "0.6.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "22cddaf88f4fbc13c51aebbf5f8eceb5c7c5a9da2ac40a13519eb5b0a0e8f11c"
+dependencies = [
+ "serde",
+]
+
+[[package]]
+name = "toml_edit"
+version = "0.22.27"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41fe8c660ae4257887cf66394862d21dbca4a6ddd26f04a3560410406a2f819a"
+dependencies = [
+ "indexmap",
+ "serde",
+ "serde_spanned",
+ "toml_datetime",
+ "winnow",
 ]
 
 [[package]]
@@ -2515,16 +3094,6 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
 
-[[package]]
-name = "tub"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6bca43faba247bc76eb1d6c1b8b561e4a1c5bdd427cc3d7a007faabea75c683a"
-dependencies = [
- "crossbeam-queue",
- "tokio",
-]
-
 [[package]]
 name = "tui-input"
 version = "0.14.0"
@@ -2553,7 +3122,7 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b3644627a5af5fa321c95b9b235a72fd24cd29c648c2c379431e6628655627bf"
 dependencies = [
- "itertools",
+ "itertools 0.13.0",
  "unicode-segmentation",
  "unicode-width 0.1.14",
 ]
@@ -2607,13 +3176,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
 
 [[package]]
-name = "uuid"
-version = "1.18.1"
+name = "v_frame"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f87b8aa10b915a06587d0dec516c282ff295b475d94abf425d62b57710070a2"
+checksum = "666b7727c8875d6ab5db9533418d7c764233ac9c0cff1d469aec8fa127597be2"
 dependencies = [
- "getrandom 0.3.3",
- "js-sys",
+ "aligned-vec",
+ "num-traits",
  "wasm-bindgen",
 ]
 
@@ -2629,6 +3198,12 @@ version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
 
+[[package]]
+name = "version-compare"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "852e951cb7832cb45cb1169900d19760cfa39b82bc0ea9c0e5a14ae88411c98b"
+
 [[package]]
 name = "want"
 version = "0.3.1"
@@ -2756,6 +3331,12 @@ dependencies = [
  "string_cache_codegen",
 ]
 
+[[package]]
+name = "weezl"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a751b3277700db47d3e574514de2eced5e54dc8a5436a3bf7a0b248b2cee16f3"
+
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -2984,6 +3565,15 @@ version = "0.53.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d6bbff5f0aada427a1e5a6da5f1f98158182f26556f345ac9e04d36d0ebed650"
 
+[[package]]
+name = "winnow"
+version = "0.7.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "21a0236b59786fed61e2a80582dd500fe61f18b5dca67a4a067d0bc9039339cf"
+dependencies = [
+ "memchr",
+]
+
 [[package]]
 name = "wit-bindgen"
 version = "0.46.0"
@@ -3099,3 +3689,27 @@ dependencies = [
  "quote",
  "syn",
 ]
+
+[[package]]
+name = "zune-core"
+version = "0.4.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3f423a2c17029964870cfaabb1f13dfab7d092a62a29a89264f4d36990ca414a"
+
+[[package]]
+name = "zune-inflate"
+version = "0.2.54"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73ab332fe2f6680068f3582b16a24f90ad7096d5d39b974d1c0aff0125116f02"
+dependencies = [
+ "simd-adler32",
+]
+
+[[package]]
+name = "zune-jpeg"
+version = "0.4.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29ce2c8a9384ad323cf564b67da86e21d3cfdff87908bc1223ed5c99bc792713"
+dependencies = [
+ "zune-core",
+]
diff --git a/Cargo.toml b/Cargo.toml
index fa985f3..5dae21b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,14 +9,13 @@ edition = "2024"
 [dependencies]
 color-eyre = "0.6.3"
 futures = "0.3.28"
-tokio-util = "0.7.9"
-tokio-utils = "0.1.2"
 directories = "6.0.0"
 lazy_static = "1.5.0"
 robotstxt = "0.3.0"
 scraper = "0.24.0"
 rat-cursor = "1.2.1"
 serde_json = "1.0.145"
+image = "0.25.8"
 
 [dependencies.serde]
 version = "1.0.228"
@@ -41,7 +40,7 @@ features = ["derive", "cargo"]
 
 [dependencies.reqwest]
 version = "0.12.23"
-features = ["blocking"]
+features = ["blocking", "json"]
 
 [dependencies.tokio]
 version = "1.47.1"
@@ -50,11 +49,3 @@ features = ["full"]
 [dependencies.diesel]
 version = "2.3.2"
 features = ["sqlite"]
-
-[dependencies.libsqlite3-sys]
-version = "0.35.0"
-features = ["bundled"]
-
-[dependencies.uuid]
-version = "1.18.1"
-features = ["v4"]
diff --git a/src/app.rs b/src/app.rs
index e646735..5bb88c5 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -1,5 +1,5 @@
 use crate::config::types::ApplicationConfig;
-use crate::constants::{APP_CONFIG_DIR, APP_CONIFG_FILE_PATH, APP_DATA_DIR};
+use crate::constants::{APP_CONFIG_DIR, APP_DATA_DIR};
 use crate::event::{AppEvent, EventHandler};
 use crate::widgets::views::MainView;
 use crate::widgets::views::View;
@@ -11,11 +11,12 @@ use rat_cursor::HasScreenCursor;
 use ratatui::{DefaultTerminal, Frame};
 use std::any::Any;
 use std::time::Duration;
+use tokio::fs;
+use crate::crawler::DLSITE_IMG_FOLDER;
 
 pub(crate) struct App {
     events: EventHandler,
     db_connection: SqliteConnection,
-    app_config: ApplicationConfig,
     state: AppState,
 }
 
@@ -24,36 +25,22 @@ struct AppState {
 }
 
 impl App {
-    pub async fn create() -> Self {
-        let app_conf = if APP_CONIFG_FILE_PATH.exists() {
-            ApplicationConfig::from_file(&APP_CONIFG_FILE_PATH).unwrap()
-        } else {
-            ApplicationConfig::new()
-        };
-        Self::initialize_folders();
-        let db_conn = Self::establish_db_connection(app_conf.clone());
+    pub async fn create() -> Result<Self> {
+        let config = ApplicationConfig::get_config()?;
+        let db_conn = Self::establish_db_connection(&config);
         let state = AppState {
-            view: Some(Box::new(MainView::new(&app_conf))),
+            view: Some(Box::new(MainView::new())),
         };
-        Self {
-            events: EventHandler::new(Duration::from_millis(app_conf.basic_config.tick_rate)),
+        let app = Self {
+            events: EventHandler::new(Duration::from_millis(config.basic_config.tick_rate)),
             db_connection: db_conn,
-            app_config: app_conf,
             state,
-        }
+        };
+        Ok(app)
     }
 
-    fn initialize_folders() {
-        if !APP_CONFIG_DIR.exists() {
-            std::fs::create_dir_all(APP_CONFIG_DIR.as_path()).unwrap();
-        }
-        if !APP_DATA_DIR.exists() {
-            std::fs::create_dir_all(APP_DATA_DIR.as_path()).unwrap();
-        }
-    }
-
-    fn establish_db_connection(application_config: ApplicationConfig) -> SqliteConnection {
-        let database_url = application_config.basic_config.db_path;
+    fn establish_db_connection(application_config: &ApplicationConfig) -> SqliteConnection {
+        let database_url = application_config.clone().basic_config.db_path;
         SqliteConnection::establish(&database_url)
             .unwrap_or_else(|_| panic!("Error connecting to {}", database_url))
     }
@@ -105,7 +92,7 @@ impl App {
         if let Some(view) = self.state.view.as_mut() {
             if let Some(main_view) = view.downcast_mut::<MainView>() {
                 frame.render_stateful_widget(
-                    MainView::new(&self.app_config),
+                    MainView::new(),
                     frame.area(),
                     &mut main_view.state,
                 );
@@ -116,3 +103,16 @@ impl App {
         }
     }
 }
+
+pub async fn initialize_folders() -> Result<()> {
+    if !APP_CONFIG_DIR.exists() {
+        fs::create_dir_all(APP_CONFIG_DIR.as_path()).await?;
+    }
+    if !APP_DATA_DIR.exists() {
+        fs::create_dir_all(APP_DATA_DIR.as_path()).await?;
+    }
+    if !DLSITE_IMG_FOLDER.exists() {
+        fs::create_dir_all(DLSITE_IMG_FOLDER.as_path()).await?;
+    }
+    Ok(())
+}
diff --git a/src/cli.rs b/src/cli.rs
index d6922cd..98dc1c3 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -6,7 +6,9 @@ use color_eyre::Result;
 use ratatui::crossterm;
 use std::path::PathBuf;
 use color_eyre::eyre::eyre;
+use crate::crawler::DLSiteCrawler;
 
+// region Folder Command
 #[derive(Parser, Debug)]
 struct FolderAddCommand {
     path: String,
@@ -22,10 +24,29 @@ struct FolderCommand {
     #[command(subcommand)]
     subcommand: FolderSubCommand,
 }
+// endregion
+
+// region Sync
+#[derive(Parser, Debug)]
+struct SyncCommand {
+    #[command(subcommand)]
+    subcommand: SyncSubCommand,
+}
+
+#[derive(Parser, Debug)]
+enum SyncSubCommand {
+    DLSite(SyncDLSiteCommand)
+}
+
+#[derive(Parser, Debug)]
+struct SyncDLSiteCommand;
+
+// endregion
 
 #[derive(Parser, Debug)]
 enum CliSubCommand {
     Folder(FolderCommand),
+    Sync(SyncCommand),
 }
 
 #[derive(Parser, Debug)]
@@ -39,15 +60,19 @@ impl Subcommand for Cli {
     fn augment_subcommands(cmd: Command) -> Command {
         cmd.subcommand(FolderCommand::augment_args(Command::new("folder")))
             .subcommand_required(true)
+            .subcommand(SyncCommand::augment_args(Command::new("sync")))
+            .subcommand_required(true)
     }
 
     fn augment_subcommands_for_update(cmd: Command) -> Command {
         cmd.subcommand(FolderCommand::augment_args(Command::new("folder")))
             .subcommand_required(true)
+            .subcommand(SyncCommand::augment_args(Command::new("sync")))
+            .subcommand_required(true)
     }
 
     fn has_subcommand(name: &str) -> bool {
-        matches!(name, "folder")
+        matches!(name, "folder" | "sync")
     }
 }
 
@@ -67,8 +92,25 @@ impl Subcommand for FolderCommand {
     }
 }
 
+impl Subcommand for SyncCommand {
+    fn augment_subcommands(cmd: Command) -> Command {
+        cmd.subcommand(SyncDLSiteCommand::augment_args(Command::new("dlsite")))
+            .subcommand_required(true)
+    }
+
+    fn augment_subcommands_for_update(cmd: Command) -> Command {
+        cmd.subcommand(SyncDLSiteCommand::augment_args(Command::new("dlsite")))
+            .subcommand_required(true)
+    }
+
+    fn has_subcommand(name: &str) -> bool {
+        matches!(name, "dlsite")
+    }
+}
+
 impl Cli {
     pub async fn run(&self) -> Result<()> {
+        app::initialize_folders().await?;
         if self.subcommand.is_none() {
             return self.start_tui().await;
         }
@@ -82,7 +124,7 @@ impl Cli {
         crossterm::terminal::enable_raw_mode()?;
 
         let mut terminal = ratatui::init();
-        let app = app::App::create().await;
+        let app = app::App::create().await?;
         let result = app.run(&mut terminal).await;
         ratatui::restore();
 
@@ -95,6 +137,7 @@ impl CliSubCommand {
     pub async fn handle(&self) -> Result<()> {
         match self {
             CliSubCommand::Folder(cmd) => cmd.subcommand.handle().await,
+            CliSubCommand::Sync(cmd) => cmd.subcommand.handle().await,
         }
     }
 }
@@ -107,6 +150,22 @@ impl FolderSubCommand {
     }
 }
 
+impl SyncSubCommand {
+    pub async fn handle(&self) -> Result<()> {
+        match self {
+            Self::DLSite(cmd) => cmd.handle().await,
+        }
+    }
+}
+
+impl SyncDLSiteCommand {
+    pub async fn handle(&self) -> Result<()> {
+        let crawler = DLSiteCrawler::new();
+        crawler.get_game_info("RJ163319").await?;
+        Ok(())
+    }
+}
+
 impl FolderAddCommand {
     pub async fn handle(&self) -> Result<()> {
         let mut config = ApplicationConfig::from_file(&APP_CONIFG_FILE_PATH.to_path_buf())?;
diff --git a/src/config/mod.rs b/src/config/mod.rs
index a3e3c5d..e15d764 100644
--- a/src/config/mod.rs
+++ b/src/config/mod.rs
@@ -7,6 +7,14 @@ use serde_json;
 pub mod types;
 
 impl ApplicationConfig {
+    pub fn get_config() -> Result<Self> {
+        if APP_CONIFG_FILE_PATH.exists() {
+            ApplicationConfig::from_file(&APP_CONIFG_FILE_PATH)
+        } else {
+            Ok(ApplicationConfig::new())
+        }
+    }
+
     pub fn from_file(path: &PathBuf) -> Result<Self> {
         let reader = std::fs::File::open(path)?;
         let result = serde_json::from_reader(reader)?;
diff --git a/src/config/types.rs b/src/config/types.rs
index f5cfe59..e2b7cb6 100644
--- a/src/config/types.rs
+++ b/src/config/types.rs
@@ -1,18 +1,18 @@
 use serde::{Deserialize, Serialize};
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
-pub(crate) struct ApplicationConfig {
-    pub(crate) basic_config: BasicConfig,
-    pub(crate) path_config: PathConfig,
+pub struct ApplicationConfig {
+    pub basic_config: BasicConfig,
+    pub path_config: PathConfig,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub(crate) struct BasicConfig {
-    pub(crate) db_path: String,
-    pub(crate) tick_rate: u64,
+    pub db_path: String,
+    pub tick_rate: u64,
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
-pub(crate) struct PathConfig {
-    pub(crate) dlsite_paths: Vec<String>,
+pub struct PathConfig {
+    pub dlsite_paths: Vec<String>,
 }
diff --git a/src/constants.rs b/src/constants.rs
index 286bc98..b10950f 100644
--- a/src/constants.rs
+++ b/src/constants.rs
@@ -1,6 +1,7 @@
 use directories::BaseDirs;
 use lazy_static::lazy_static;
 use std::path::PathBuf;
+use crate::config::types::ApplicationConfig;
 
 const APP_DIR_NAME: &str = "sus_manager";
 lazy_static! {
diff --git a/src/crawler/dlsite.rs b/src/crawler/dlsite.rs
index b791ca5..8adf557 100644
--- a/src/crawler/dlsite.rs
+++ b/src/crawler/dlsite.rs
@@ -1,8 +1,78 @@
+use std::collections::HashMap;
+use std::path::PathBuf;
+use color_eyre::eyre::eyre;
+use reqwest::Url;
+use color_eyre::Result;
+use lazy_static::lazy_static;
+use serde::{Deserialize, Serialize};
+use crate::constants::APP_DATA_DIR;
 use crate::crawler::Crawler;
 
+const DLSITE_URL: &str = "https://www.dlsite.com/";
+const DLSITE_API_ENDPOINT: &str = "/maniax/product/info/ajax";
+lazy_static! {
+    pub static ref DLSITE_IMG_FOLDER: PathBuf = APP_DATA_DIR.clone().join("dlsite").join("img");
+}
+
 #[derive(Clone)]
-pub(crate) struct DLSiteCrawler {
+pub struct DLSiteCrawler {
     crawler: Crawler,
 }
 
-impl DLSiteCrawler {}
+#[derive(Clone, Debug, Serialize, Deserialize)]
+pub struct DLSiteManiax {
+    pub work_name: String,
+    #[serde(rename = "work_image")]
+    work_image_url: String,
+    #[serde(rename = "dl_count")]
+    pub sells_count: u32
+}
+
+impl DLSiteCrawler {
+    pub fn new() -> Self {
+        Self {
+            crawler: Crawler::new("DLSite", Url::parse(DLSITE_URL).unwrap())
+        }
+    }
+
+    fn is_valid_number(rj_num: &str) -> bool {
+        let len = rj_num.len();
+        if len != 8 && len != 10 {
+            return false;
+        }
+        if !rj_num.starts_with("RJ") {
+            return false;
+        }
+        if !rj_num.chars().skip(2).all(|c| c.is_numeric()) {
+            return false;
+        }
+        true
+    }
+
+    pub async fn get_game_info(&self, rj_num: &str) -> Result<DLSiteManiax> {
+        if !Self::is_valid_number(rj_num) {
+            return Err(eyre!("Invalid number: {}", rj_num));
+        }
+        let mut api_url = self.crawler.base_url.clone();
+        api_url.set_path(DLSITE_API_ENDPOINT);
+        api_url.set_query(Some(&format!("product_id={}", rj_num)));
+        let res = self.crawler.client.get(api_url).send().await?;
+        let maniax_result = match res.json::<HashMap<String, DLSiteManiax>>().await {
+            Ok(maniax_result) => maniax_result,
+            Err(_) => return Err(eyre!("Maniax {} is restricted/removed", rj_num)),
+        };
+        let maniax_info = maniax_result.iter().next().unwrap().1.clone();
+        self.save_main_image(&maniax_info, rj_num).await?;
+        Ok(maniax_info)
+    }
+
+    async fn save_main_image(&self, info: &DLSiteManiax, rj_num: &str) -> Result<()> {
+        let url_string = format!("https:{}", info.work_image_url);
+        let url = Url::parse(&url_string)?;
+        let img_res = self.crawler.client.get(url).send().await?;
+        let img_bytes = img_res.bytes().await?;
+        let img = image::load_from_memory(&img_bytes)?;
+        img.save(DLSITE_IMG_FOLDER.clone().join(format!("{}.jpg", rj_num)).as_path())?;
+        Ok(())
+    }
+}
\ No newline at end of file
diff --git a/src/crawler/mod.rs b/src/crawler/mod.rs
index 24625b7..5de643f 100644
--- a/src/crawler/mod.rs
+++ b/src/crawler/mod.rs
@@ -1,48 +1,58 @@
 mod dlsite;
 
+pub use dlsite::*;
+use color_eyre::eyre::eyre;
 use crate::constants::APP_CACHE_PATH;
 use color_eyre::Result;
-use reqwest::{Client, Url};
+use reqwest::{Client, StatusCode, Url};
 use robotstxt::DefaultMatcher;
 use scraper::Html;
 
 #[derive(Clone)]
-pub(crate) struct Crawler {
+struct Crawler {
     id: String,
-    base_url: Url,
-    client: Client,
-    robots_txt: String,
+    pub(crate) base_url: Url,
+    pub(crate) client: Client,
+    robots_txt: Option<String>,
 }
 
 impl Crawler {
-    pub async fn new(id: &str, base_url: Url) -> Self {
+    pub fn new(id: &str, base_url: Url) -> Self {
         let crawler = Self {
             id: id.to_string(),
             client: Client::new(),
-            robots_txt: Self::get_robots_txt(id, &base_url).await.unwrap(),
+            robots_txt: None,
             base_url,
         };
-        let mut matcher = DefaultMatcher::default();
-        let is_access_allowed = matcher.one_agent_allowed_by_robots(
-            &crawler.robots_txt,
-            "reqwest",
-            crawler.base_url.as_str(),
-        );
-        if !is_access_allowed {
-            panic!("Crawler cannot access site {}", crawler.base_url.as_str());
-        }
         crawler
     }
 
-    async fn get_robots_txt(id: &str, base_url: &Url) -> Result<String> {
-        let local_robots_path = APP_CACHE_PATH.clone().join(id).join("robots.txt");
+    async fn check_access(&self, url: &Url) -> Result<()> {
+        let mut matcher = DefaultMatcher::default();
+        let is_access_allowed = matcher.one_agent_allowed_by_robots(
+            &self.get_robots_txt().await?,
+            "reqwest",
+            self.base_url.as_str(),
+        );
+        if !is_access_allowed {
+            return Err(eyre!("Crawler cannot access site {}", self.base_url.as_str()));
+        }
+        Ok(())
+    }
+
+    async fn get_robots_txt(&self) -> Result<String> {
+        if let Some(txt) = &self.robots_txt {
+            return Ok(txt.clone());
+        }
+
+        let local_robots_path = APP_CACHE_PATH.clone().join(&self.id).join("robots.txt");
         if !local_robots_path.exists() {
-            let mut robots_url = base_url.clone();
+            let mut robots_url = self.base_url.clone();
             robots_url.set_path("/robots.txt");
             let response = reqwest::get(robots_url).await.expect(
                 format!(
                     "Failed to get robots.txt in `{}/robots.txt`",
-                    base_url.as_str()
+                    self.base_url.as_str()
                 )
                 .as_str(),
             );
@@ -55,10 +65,13 @@ impl Crawler {
         }
     }
 
-    pub async fn get_html(&self, path: &str) -> Result<Html> {
+    pub async fn get_html(&self, path: &str) -> Result<(Html, StatusCode)> {
         let mut url = self.base_url.clone();
+        self.check_access(&url).await?;
         url.set_path(path);
-        let html_text = &self.client.get(url).send().await?.text().await?;
-        Ok(Html::parse_document(html_text))
+        let res = self.client.get(url).send().await?;
+        let status = res.status();
+        let html_text = &res.text().await?;
+        Ok((Html::parse_document(html_text), status))
     }
 }
diff --git a/src/widgets/views/main_view.rs b/src/widgets/views/main_view.rs
index abd5566..1f0d7dd 100644
--- a/src/widgets/views/main_view.rs
+++ b/src/widgets/views/main_view.rs
@@ -11,7 +11,6 @@ use ratatui::widgets::{Block, Borders, Paragraph, StatefulWidget};
 use std::any::Any;
 
 pub struct MainView {
-    app_config: ApplicationConfig,
     pub state: MainViewState,
 }
 
@@ -29,20 +28,19 @@ enum Status {
 }
 
 impl MainView {
-    pub fn new(app_conf: &ApplicationConfig) -> Self {
+    pub fn new() -> Self {
         Self {
             state: MainViewState {
                 popup: None,
                 status: Status::Running,
-            },
-            app_config: app_conf.clone(),
+            }
         }
     }
 
     fn quit(&mut self) -> color_eyre::Result<()> {
         if self.state.popup.is_none() {
             self.state.status = Status::Exiting;
-            self.app_config.save()?;
+            ApplicationConfig::get_config()?.save()?;
         }
         Ok(())
     }
@@ -73,9 +71,11 @@ impl View for MainView {
             let Some(value) = popup.get_folder_value() &&
             key.code.is_enter()
         {
-            self.app_config.path_config.dlsite_paths.push(value);
+            let mut config = ApplicationConfig::get_config()?;
+            config.path_config.dlsite_paths.push(value);
+
             popup.textarea.reset_value()?;
-            self.app_config.save()?;
+            config.save()?;
         }
         if !matches!(self.state.status, Status::Popup) && matches!(key.kind, KeyEventKind::Press) {
             match key.code {