diff --git a/.gitignore b/.gitignore
index 6abfe1b..81213c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,7 @@
 /target
 /.direnv
+/db
+/.env
+/result
+/telegram-exporter-arx
+/channels.json
diff --git a/Cargo.lock b/Cargo.lock
index 50637cc..66544cc 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -59,6 +59,12 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "bitflags"
+version = "1.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
+
 [[package]]
 name = "bitflags"
 version = "2.9.2"
@@ -71,6 +77,12 @@ version = "3.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46c5e41b57b8bba42a04676d81cb89e9ee8e859a1a66f80a5a72e1cb76b34d43"
 
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
 [[package]]
 name = "bytes"
 version = "1.10.1"
@@ -88,9 +100,9 @@ dependencies = [
 
 [[package]]
 name = "cfg-expr"
-version = "0.20.0"
+version = "0.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e34e221e91c7eb5e8315b5c9cf1a61670938c0626451f954a51693ed44b37f45"
+checksum = "c8d458d63f0f0f482c8da9b7c8b76c21bd885a02056cc94c6404d861ca2b8206"
 dependencies = [
  "smallvec",
  "target-lexicon",
@@ -115,12 +127,59 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "console"
+version = "0.16.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2e09ced7ebbccb63b4c65413d821f2e00ce54c5ca4514ddc6b3c892fdbcbc69d"
+dependencies = [
+ "encode_unicode",
+ "libc",
+ "once_cell",
+ "unicode-width 0.2.1",
+ "windows-sys 0.60.2",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
+[[package]]
+name = "crc32fast"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "crossterm"
+version = "0.25.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e64e6c0fbe2c17357405f7c758c1ef960fce08bdfb2c03d88d2a18d7e09c4b67"
+dependencies = [
+ "bitflags 1.3.2",
+ "crossterm_winapi",
+ "libc",
+ "mio 0.8.11",
+ "parking_lot",
+ "signal-hook",
+ "signal-hook-mio",
+ "winapi",
+]
+
+[[package]]
+name = "crossterm_winapi"
+version = "0.9.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "acdd7c62a3665c7f6830a51635d9ac9b23ed385797f70a83bb8bafe9c572ab2b"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.11"
@@ -142,7 +201,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -153,7 +212,7 @@ checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead"
 dependencies = [
  "darling_core",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -187,6 +246,35 @@ dependencies = [
  "windows-sys 0.60.2",
 ]
 
+[[package]]
+name = "dotenv"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77c90badedccf4105eca100756a0b1289e191f6fcbdadd3cee1d2f614f97da8f"
+
+[[package]]
+name = "dotenv_codegen"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "56966279c10e4f8ee8c22123a15ed74e7c8150b658b26c619c53f4a56eb4a8aa"
+dependencies = [
+ "dotenv_codegen_implementation",
+ "proc-macro-hack",
+]
+
+[[package]]
+name = "dotenv_codegen_implementation"
+version = "0.15.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53e737a3522cd45f6adc19b644ce43ef53e1e9045f2d2de425c1f468abd4cf33"
+dependencies = [
+ "dotenv",
+ "proc-macro-hack",
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "dotenvy"
 version = "0.15.7"
@@ -199,12 +287,29 @@ version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d0881ea181b1df73ff77ffaaf9c7544ecc11e82fba9b5f27b262a3c73a332555"
 
+[[package]]
+name = "encode_unicode"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34aa73646ffb006b8f5147f3dc182bd4bcb190227ce861fc4a4844bf8e3cb2c0"
+
 [[package]]
 name = "equivalent"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
 
+[[package]]
+name = "flate2"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a3d7db9596fecd151c5f638c0ee5d5bd487b6e0ea232e5dc96d5250f6f94b1d"
+dependencies = [
+ "crc32fast",
+ "libz-sys",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -226,6 +331,24 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
 
+[[package]]
+name = "fuzzy-matcher"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "54614a3312934d066701a80f20f15fa3b56d67ac7722b39eea5b4c9dd1d66c94"
+dependencies = [
+ "thread_local",
+]
+
+[[package]]
+name = "fxhash"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c31b6d751ae2c7f11320402d34e41349dd1016f8d5d45e48c4312bc8625af50c"
+dependencies = [
+ "byteorder",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.2.16"
@@ -319,13 +442,43 @@ dependencies = [
  "serde",
 ]
 
+[[package]]
+name = "indicatif"
+version = "0.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70a646d946d06bedbbc4cac4c218acf4bbf2d87757a784857025f4d447e4e1cd"
+dependencies = [
+ "console",
+ "portable-atomic",
+ "unicode-width 0.2.1",
+ "unit-prefix",
+ "web-time",
+]
+
+[[package]]
+name = "inquire"
+version = "0.7.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fddf93031af70e75410a2511ec04d49e758ed2f26dad3404a934e0fb45cc12a"
+dependencies = [
+ "bitflags 2.9.2",
+ "crossterm",
+ "dyn-clone",
+ "fuzzy-matcher",
+ "fxhash",
+ "newline-converter",
+ "once_cell",
+ "unicode-segmentation",
+ "unicode-width 0.1.14",
+]
+
 [[package]]
 name = "io-uring"
 version = "0.7.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d93587f37623a1a17d94ef2bc9ada592f5465fe7732084ab7beefabe5c77c0c4"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.2",
  "cfg-if",
  "libc",
 ]
@@ -358,10 +511,21 @@ version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "391290121bad3d37fbddad76d8f5d1c1c314cfc646d143d7e07a3086ddff0ce3"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.2",
  "libc",
 ]
 
+[[package]]
+name = "libz-sys"
+version = "1.1.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b70e7a7df205e92a1a4cd9aaae7898dac0aa555503cc0a649494d0d60e7651d"
+dependencies = [
+ "cc",
+ "pkg-config",
+ "vcpkg",
+]
+
 [[package]]
 name = "lock_api"
 version = "0.4.13"
@@ -393,6 +557,18 @@ dependencies = [
  "adler2",
 ]
 
+[[package]]
+name = "mio"
+version = "0.8.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+dependencies = [
+ "libc",
+ "log",
+ "wasi",
+ "windows-sys 0.48.0",
+]
+
 [[package]]
 name = "mio"
 version = "1.0.4"
@@ -404,6 +580,15 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "newline-converter"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "47b6b097ecb1cbfed438542d16e84fd7ad9b0c76c8a65b7f9039212a3d14dc7f"
+dependencies = [
+ "unicode-segmentation",
+]
+
 [[package]]
 name = "num-conv"
 version = "0.1.0"
@@ -475,12 +660,24 @@ version = "0.3.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
 
+[[package]]
+name = "portable-atomic"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
+
 [[package]]
 name = "powerfmt"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.20+deprecated"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc375e1527247fe1a97d8b7156678dfe7c1af2fc075c9a4db3690ecd2a148068"
+
 [[package]]
 name = "proc-macro2"
 version = "1.0.101"
@@ -505,7 +702,7 @@ version = "0.5.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77"
 dependencies = [
- "bitflags",
+ "bitflags 2.9.2",
 ]
 
 [[package]]
@@ -536,7 +733,7 @@ checksum = "1165225c21bff1f3bbce98f5a1f889949bc902d3575308cc7b0de30b4f6d27c7"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -604,14 +801,14 @@ checksum = "5b0276cf7f2c73365f7157c8123c21cd9a50fbbd844757af28ca1f5925fc2a00"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.142"
+version = "1.0.143"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "030fedb782600dcbd6f02d479bf0d817ac3bb40d644745b769d6a96bc3afc5a7"
+checksum = "d401abef1d108fbd9cbaebc3e46611f4b1021f714a0597a71f41ee463f5f4a5a"
 dependencies = [
  "itoa",
  "memchr",
@@ -657,7 +854,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -666,6 +863,27 @@ version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
+[[package]]
+name = "signal-hook"
+version = "0.3.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d881a16cf4426aa584979d30bd82cb33429027e42122b169753d6ef1085ed6e2"
+dependencies = [
+ "libc",
+ "signal-hook-registry",
+]
+
+[[package]]
+name = "signal-hook-mio"
+version = "0.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "34db1a06d485c9142248b7a054f034b349b212551f3dfd19c94d45a754a217cd"
+dependencies = [
+ "libc",
+ "mio 0.8.11",
+ "signal-hook",
+]
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.6"
@@ -703,6 +921,17 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "syn"
 version = "2.0.106"
@@ -770,7 +999,13 @@ checksum = "87cbdfae498e57fb48d380fff8eb5c9c98d4497c998f6de0d30d5d6b12f5358b"
 name = "telegram-exporter"
 version = "0.1.0"
 dependencies = [
+ "dotenv_codegen",
  "dotenvy",
+ "flate2",
+ "indicatif",
+ "inquire",
+ "serde",
+ "serde_json",
  "tdlib-rs",
  "tokio",
 ]
@@ -792,7 +1027,16 @@ checksum = "44d29feb33e986b6ea906bd9c3559a856983f92371b3eaa5e83782a351623de0"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
+]
+
+[[package]]
+name = "thread_local"
+version = "1.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
+dependencies = [
+ "cfg-if",
 ]
 
 [[package]]
@@ -836,7 +1080,7 @@ dependencies = [
  "bytes",
  "io-uring",
  "libc",
- "mio",
+ "mio 1.0.4",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
@@ -854,7 +1098,7 @@ checksum = "6e06d43f1345a3bcd39f6a56dbb7dcab2ba47e68e8ac134855e7e2bdbaf8cab8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -897,6 +1141,36 @@ version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5a5f39404a5da50712a4c1eecf25e90dd62b613502b7e925fd4e4d19b5c96512"
 
+[[package]]
+name = "unicode-segmentation"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6ccf251212114b54433ec949fd6a7841275f9ada20dddd2f29e9ceea4501493"
+
+[[package]]
+name = "unicode-width"
+version = "0.1.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af"
+
+[[package]]
+name = "unicode-width"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a1a07cc7db3810833284e8d372ccdc6da29741639ecc70c9ec107df0fa6154c"
+
+[[package]]
+name = "unit-prefix"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "323402cff2dd658f39ca17c789b502021b3f18707c91cdf22e3838e1b4023817"
+
+[[package]]
+name = "vcpkg"
+version = "0.2.15"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "accd4ea62f7bb7a82fe23066fb0957d48ef677f6eeb8215f372f52e48bb32426"
+
 [[package]]
 name = "version-compare"
 version = "0.2.0"
@@ -931,7 +1205,7 @@ dependencies = [
  "log",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
  "wasm-bindgen-shared",
 ]
 
@@ -953,7 +1227,7 @@ checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -967,6 +1241,38 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "web-time"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5a6580f308b1fad9207618087a65c04e7a10bc77e02c8e84e9b00dd4b12fa0bb"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+]
+
+[[package]]
+name = "winapi"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
+dependencies = [
+ "winapi-i686-pc-windows-gnu",
+ "winapi-x86_64-pc-windows-gnu",
+]
+
+[[package]]
+name = "winapi-i686-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
+
+[[package]]
+name = "winapi-x86_64-pc-windows-gnu"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
+
 [[package]]
 name = "windows-core"
 version = "0.61.2"
@@ -988,7 +1294,7 @@ checksum = "a47fddd13af08290e67f4acabf4b459f647552718f683a7b415d290ac744a836"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -999,7 +1305,7 @@ checksum = "bd9211b69f8dcdfa817bfd14bf1c97c9188afa36f4750130fcdf3f400eca9fa8"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -1026,6 +1332,15 @@ dependencies = [
  "windows-link",
 ]
 
+[[package]]
+name = "windows-sys"
+version = "0.48.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
+dependencies = [
+ "windows-targets 0.48.5",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.59.0"
@@ -1044,6 +1359,21 @@ dependencies = [
  "windows-targets 0.53.3",
 ]
 
+[[package]]
+name = "windows-targets"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
+dependencies = [
+ "windows_aarch64_gnullvm 0.48.5",
+ "windows_aarch64_msvc 0.48.5",
+ "windows_i686_gnu 0.48.5",
+ "windows_i686_msvc 0.48.5",
+ "windows_x86_64_gnu 0.48.5",
+ "windows_x86_64_gnullvm 0.48.5",
+ "windows_x86_64_msvc 0.48.5",
+]
+
 [[package]]
 name = "windows-targets"
 version = "0.52.6"
@@ -1077,6 +1407,12 @@ dependencies = [
  "windows_x86_64_msvc 0.53.0",
 ]
 
+[[package]]
+name = "windows_aarch64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
+
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.52.6"
@@ -1089,6 +1425,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86b8d5f90ddd19cb4a147a5fa63ca848db3df085e25fee3cc10b39b6eebae764"
 
+[[package]]
+name = "windows_aarch64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
+
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.52.6"
@@ -1101,6 +1443,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c7651a1f62a11b8cbd5e0d42526e55f2c99886c77e007179efff86c2b137e66c"
 
+[[package]]
+name = "windows_i686_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
+
 [[package]]
 name = "windows_i686_gnu"
 version = "0.52.6"
@@ -1125,6 +1473,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ce6ccbdedbf6d6354471319e781c0dfef054c81fbc7cf83f338a4296c0cae11"
 
+[[package]]
+name = "windows_i686_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
+
 [[package]]
 name = "windows_i686_msvc"
 version = "0.52.6"
@@ -1137,6 +1491,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "581fee95406bb13382d2f65cd4a908ca7b1e4c2f1917f143ba16efe98a589b5d"
 
+[[package]]
+name = "windows_x86_64_gnu"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
+
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.52.6"
@@ -1149,6 +1509,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2e55b5ac9ea33f2fc1716d1742db15574fd6fc8dadc51caab1c16a3d3b4190ba"
 
+[[package]]
+name = "windows_x86_64_gnullvm"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
+
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.52.6"
@@ -1161,6 +1527,12 @@ version = "0.53.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0a6e035dd0599267ce1ee132e51c27dd29437f63325753051e71dd9e42406c57"
 
+[[package]]
+name = "windows_x86_64_msvc"
+version = "0.48.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
+
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.52.6"
@@ -1175,9 +1547,9 @@ checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
 
 [[package]]
 name = "winnow"
-version = "0.7.12"
+version = "0.7.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3edebf492c8125044983378ecb5766203ad3b4c2f7a922bd7dd207f6d443e95"
+checksum = "21a0236b59786fed61e2a80582dd500fe61f18b5dca67a4a067d0bc9039339cf"
 dependencies = [
  "memchr",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 98fab42..eeb3f24 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,13 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+dotenv_codegen = "0.15.0"
 dotenvy = "0.15.7"
+flate2 = { version = "1.1.2", features = ["zlib"] }
+indicatif = "0.18.0"
+inquire = "0.7.5"
+serde = { version = "1.0.219", features = ["derive"] }
+serde_json = "1.0.143"
 tdlib-rs = { version = "1.1.0", features = ["pkg-config"] }
 tokio = { version = "1.47.1", features = ["full"] }
 
@@ -13,3 +19,10 @@ tdlib-rs = { version = "1.1.0", features = ["pkg-config"] }
 
 [package.metadata.system-deps]
 tdjson = "1.8.29"
+
+[profile.release]
+codegen-units = 1
+lto = true
+opt-level = "z"
+strip = true
+panic = "abort"
diff --git a/flake.lock b/flake.lock
index 3285909..a533c4f 100644
--- a/flake.lock
+++ b/flake.lock
@@ -2,11 +2,11 @@
   "nodes": {
     "crane": {
       "locked": {
-        "lastModified": 1748970125,
-        "narHash": "sha256-UDyigbDGv8fvs9aS95yzFfOKkEjx1LO3PL3DsKopohA=",
+        "lastModified": 1755993354,
+        "narHash": "sha256-FCRRAzSaL/+umLIm3RU3O/+fJ2ssaPHseI2SSFL8yZU=",
         "owner": "ipetkov",
         "repo": "crane",
-        "rev": "323b5746d89e04b22554b061522dfce9e4c49b18",
+        "rev": "25bd41b24426c7734278c2ff02e53258851db914",
         "type": "github"
       },
       "original": {
@@ -35,11 +35,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1748929857,
-        "narHash": "sha256-lcZQ8RhsmhsK8u7LIFsJhsLh/pzR9yZ8yqpTzyGdj+Q=",
+        "lastModified": 1756125398,
+        "narHash": "sha256-XexyKZpf46cMiO5Vbj+dWSAXOnr285GHsMch8FBoHbc=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "c2a03962b8e24e669fb37b7df10e7c79531ff1a4",
+        "rev": "3b9f00d7a7bf68acd4c4abb9d43695afb04e03a5",
         "type": "github"
       },
       "original": {
@@ -81,11 +81,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1749091064,
-        "narHash": "sha256-TGtYjzRX0sueFhwYsnNNFF5TTKnpnloznpIghLzxeXo=",
+        "lastModified": 1756175826,
+        "narHash": "sha256-cQNnntKWve+vnqo6pGGXl4NFT4dgnMKXl4+bpwLELvU=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "12419593ce78f2e8e1e89a373c6515885e218acb",
+        "rev": "d137b47bde8a6783b961db81254013b454eab46a",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index a3ae48e..ef6caec 100644
--- a/flake.nix
+++ b/flake.nix
@@ -31,6 +31,19 @@
         pkgs = import nixpkgs {
           inherit system;
           overlays = [
+            (final: prev: {
+              tdlib = prev.tdlib.overrideAttrs (_: {
+                version = "1.8.29";
+                src = prev.fetchFromGitHub {
+                  owner = "tdlib";
+                  repo = "td";
+                  rev = "af69dd4397b6dc1bf23ba0fd0bf429fcba6454f6";
+                  hash = "sha256-2RhKSxy0AvuA74LHI86pqUxv9oJZ+ZxxDe4TPI5UYxE=";
+                  # hash = "sha256-mbhxuJjrV3nC8Ja7N0WWF9ByHovJLmoLLuuzoU4khjU=";
+                };
+
+              });
+            })
             (import rust-overlay)
           ];
         };
@@ -48,29 +61,33 @@
             ];
           }
         );
-        src = craneLib.cleanCargoSource ./.;
+        src = lib.cleanSourceWith {
+          src = ./.;
+          filter = (
+            path: type: (craneLib.filterCargoSources path type) || (builtins.match ".*/\.env$" path != null)
+          );
+          name = "source";
+        };
         commonArgs = {
           inherit src;
           strictDeps = true;
+          nativeBuildInputs = with pkgs; [
+            pkg-config
+          ];
+          buildInputs = with pkgs; [
+            tdlib
+            openssl
+          ];
         };
         cargoArtifacts = craneLib.buildDepsOnly commonArgs;
-        individualCrateArgs = commonArgs // {
-          inherit cargoArtifacts;
-          inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
-        };
-
-        fileSetForCrate =
-          crate:
-          lib.fileset.toSource {
-            root = ./.;
-            fileset = lib.fileset.unions [
-              ./Cargo.toml
-              ./Cargo.lock
-            ];
-          };
         server = craneLib.buildPackage (
-          individualCrateArgs
+          commonArgs
           // {
+            inherit cargoArtifacts;
+            inherit (craneLib.crateNameFromCargoToml { inherit src; }) version;
+            postInstall = ''
+              ${pkgs.upx}/bin/upx --lzma --best $out/bin/telegram-exporter
+            '';
           }
         );
       in
@@ -81,6 +98,8 @@
             config = (import ./process-compose.nix { inherit pkgs; });
             modules = [ ];
           };
+          default = server;
+          inherit server;
         };
 
         devShells.default = craneLib.devShell {
diff --git a/src/main.rs b/src/main.rs
index 33a5791..b8f52e4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,8 +6,16 @@ use std::{
     },
 };
 
+use dotenv_codegen::dotenv;
+use flate2::write::ZlibEncoder;
+use indicatif::{ProgressBar, ProgressStyle};
+use inquire::{Password, Text, validator::StringValidator};
+use serde::{Deserialize, Serialize};
 use tdlib_rs::{
-    enums::{self, AuthorizationState, Update, User},
+    enums::{
+        self, AuthorizationState, Chat, ChatPhoto, Chats, Supergroup, SupergroupFullInfo, Update,
+        User,
+    },
     functions,
 };
 use tokio::sync::mpsc::{self, Receiver, Sender};
@@ -18,10 +26,36 @@ async fn handle_update(update: Update, auth_tx: &Sender<AuthorizationState>) {
             auth_tx.send(state.authorization_state).await.unwrap();
         }
         _ => {
-            println!("Received update: {:?}", update);
+            // println!("Received update: {:?}", update);
         }
     }
 }
+#[derive(Debug, Clone)]
+struct NumberValidator;
+impl NumberValidator {
+    fn new() -> Self {
+        Self
+    }
+}
+impl StringValidator for NumberValidator {
+    fn validate(
+        &self,
+        input: &str,
+    ) -> Result<inquire::validator::Validation, inquire::CustomUserError> {
+        if input
+            .chars()
+            .all(|c| c.is_ascii_digit() || c == '+' || c == '-')
+            && input.len() >= 4
+        {
+            Ok(inquire::validator::Validation::Valid)
+        } else {
+            Ok(inquire::validator::Validation::Invalid(
+                "Please enter a valid phone number.".into(),
+            ))
+        }
+    }
+}
+
 fn ask_user(string: &str) -> String {
     println!("{string}");
     let mut input = String::new();
@@ -38,15 +72,15 @@ async fn handle_authorization_state(
             AuthorizationState::WaitTdlibParameters => {
                 let response = functions::set_tdlib_parameters(
                     false,
-                    "get_me_db".into(),
+                    "db".into(),
                     String::new(),
                     String::new(),
                     false,
                     false,
                     false,
                     false,
-                    env::var("API_ID").unwrap().parse().unwrap(),
-                    env::var("API_HASH").unwrap().into(),
+                    dotenv!("APP_ID").parse().unwrap(),
+                    dotenv!("APP_HASH").into(),
                     "en".into(),
                     "Desktop".into(),
                     String::new(),
@@ -60,9 +94,16 @@ async fn handle_authorization_state(
                 }
             }
             AuthorizationState::WaitPhoneNumber => loop {
-                let input = ask_user("Enter your phone number (include the country calling code):");
+                // let input = ask_user("Enter your phone number (include the country calling code):");
+                let number =
+                    Text::new("Enter your phone number (include the country calling code):")
+                        .with_initial_value("+")
+                        .with_validator(NumberValidator::new())
+                        .prompt()
+                        .unwrap();
+
                 let response =
-                    functions::set_authentication_phone_number(input, None, client_id).await;
+                    functions::set_authentication_phone_number(number, None, client_id).await;
                 match response {
                     Ok(_) => break,
                     Err(e) => println!("{}", e.message),
@@ -99,7 +140,9 @@ async fn handle_authorization_state(
             }
 
             AuthorizationState::WaitCode(_) => loop {
-                let input = ask_user("Enter the verification code:");
+                let input = Text::new("Enter the authentication code you received:")
+                    .prompt()
+                    .unwrap();
                 let response = functions::check_authentication_code(input, client_id).await;
                 match response {
                     Ok(_) => break,
@@ -115,7 +158,11 @@ async fn handle_authorization_state(
                     .unwrap();
             }
             AuthorizationState::WaitPassword(_x) => {
-                let password = ask_user("Please enter password: ");
+                let password = Password::new("Please enter your password:")
+                    .with_display_mode(inquire::PasswordDisplayMode::Masked)
+                    .without_confirmation()
+                    .prompt()
+                    .unwrap();
                 functions::check_authentication_password(password, client_id)
                     .await
                     .unwrap();
@@ -135,6 +182,37 @@ async fn handle_authorization_state(
 
     auth_rx
 }
+#[derive(Debug, Serialize, Deserialize)]
+struct ChannelInfo {
+    id: i64,
+    name: String,
+    description: String,
+    minithumbnail: Option<String>,
+    member_count: i32,
+    linked_chat_id: i64,
+    invite_link: Option<ChannelInviteLink>,
+    usernames: Option<ChannelUsernameInfo>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+struct ChannelInviteLink {
+    invite_link: String,
+    name: String,
+    is_primary: bool,
+    is_revoked: bool,
+}
+#[derive(Debug, Serialize, Deserialize)]
+struct ChannelUsernameInfo {
+    active: Vec<String>,
+    inactive: Vec<String>,
+    editable: String,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+struct TotalData {
+    total: usize,
+    channels: Vec<ChannelInfo>,
+}
 
 #[tokio::main]
 async fn main() {
@@ -158,7 +236,7 @@ async fn main() {
         }
     });
 
-    functions::set_log_verbosity_level(2, client_id)
+    functions::set_log_verbosity_level(0, client_id)
         .await
         .unwrap();
 
@@ -167,14 +245,94 @@ async fn main() {
 
     // Run the get_me() method to get user information
     let User::User(me) = functions::get_me(client_id).await.unwrap();
-    println!("Hi, I'm {}", me.first_name);
+    println!("logged in as {}", me.first_name);
+
+    let chats = functions::get_chats(None, i32::MAX, client_id)
+        .await
+        .unwrap();
+    let Chats::Chats(chats) = chats;
+    // println!("I have {} chats", chats.chat_ids.len());
+    let chat_ids = chats
+        .chat_ids
+        .iter()
+        .filter_map(|f| {
+            f.to_string()
+                .strip_prefix("-100")
+                .and_then(|s| s.parse::<i64>().ok())
+                .map(|a| (a, *f))
+        })
+        .collect::<Vec<_>>();
+    println!(
+        "{} total chats {} of which are channels",
+        chats.chat_ids.len(),
+        chat_ids.len()
+    );
+    println!("Fetching channel info...");
+    let mut chat_vec = vec![];
+    let progress = ProgressBar::new(chat_ids.len() as u64);
+    progress.set_style(
+        ProgressStyle::with_template(
+            "{spinner:.green} [{elapsed_precise}] [{bar:40.cyan/blue}] {pos}/{len} ({eta})",
+        )
+        .unwrap()
+        .progress_chars("#>-"),
+    );
+
+    for (chat_id, chat_id_origin) in chat_ids {
+        let sgfi = functions::get_supergroup_full_info(chat_id, client_id)
+            .await
+            .unwrap();
+        let sg = functions::get_supergroup(chat_id, client_id).await.unwrap();
+        let chat = functions::get_chat(chat_id_origin, client_id)
+            .await
+            .unwrap();
+        let Supergroup::Supergroup(sg) = sg;
+        let Chat::Chat(chat) = chat;
+        let SupergroupFullInfo::SupergroupFullInfo(sgfi) = sgfi;
+        let photo = sgfi.photo.and_then(|p| p.minithumbnail);
+        let channel_info = ChannelInfo {
+            id: chat_id_origin,
+            name: chat.title,
+            description: sgfi.description,
+            member_count: sgfi.member_count,
+            linked_chat_id: sgfi.linked_chat_id,
+            invite_link: sgfi.invite_link.map(|il| ChannelInviteLink {
+                invite_link: il.invite_link,
+                name: il.name,
+                is_primary: il.is_primary,
+                is_revoked: il.is_revoked,
+            }),
+            minithumbnail: photo.map(|p| p.data),
+            usernames: sg.usernames.map(|u| ChannelUsernameInfo {
+                active: u.active_usernames,
+                inactive: u.disabled_usernames,
+                editable: u.editable_username,
+            }),
+        };
+        chat_vec.push(channel_info);
+        progress.inc(1);
+    }
+    println!("Fetched info for {} channels", chat_vec.len());
+    let data = TotalData {
+        total: chats.chat_ids.len(),
+        channels: chat_vec,
+    };
+    progress.finish_and_clear();
+    let data = serde_json::to_string_pretty(&data).unwrap();
+    let mut encoder = ZlibEncoder::new(Vec::new(), flate2::Compression::best());
+    std::io::copy(&mut data.as_bytes(), &mut encoder).unwrap();
+    let compressed_data = encoder.finish().unwrap();
+    std::fs::write("channels.json", &compressed_data).unwrap();
+    println!("Written to channels.json, {} bytes", compressed_data.len());
 
     // Tell the client to close
     functions::close(client_id).await.unwrap();
+    println!("Client closed");
 
     // Handle the authorization state to wait for the "Closed" state
     handle_authorization_state(client_id, auth_rx, run_flag.clone()).await;
 
     // Wait for the previously spawned task to end the execution
     handle.await.unwrap();
+    println!("Exiting...");
 }