feat: Add zip parser

ref: Parsers now returns vector, not a single book

Cargo.lock

@@ -17,6 +17,17 @@ version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
 
+[[package]]
+name = "aes"
+version = "0.8.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
+dependencies = [
+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
+
 [[package]]
 name = "android_system_properties"
 version = "0.1.5"
@@ -26,6 +37,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "arbitrary"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3d036a3c4ab069c7b410a2ce876bd74808d2d0888a82667669f8e783a898bf1"
+dependencies = [
+ "derive_arbitrary",
+]
+
 [[package]]
 name = "autocfg"
 version = "1.5.0"
@@ -53,12 +73,30 @@ version = "2.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2261d10cca569e4643e526d8dc2e62e433cc8aba21ab764233731f8d369bf394"
 
+[[package]]
+name = "block-buffer"
+version = "0.10.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3078c7629b62d3f0439517fa394996acacc5cbc91c5a20d8c658e77abd503a71"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.19.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "46c5e41b57b8bba42a04676d81cb89e9ee8e859a1a66f80a5a72e1cb76b34d43"
 
+[[package]]
+name = "bzip2"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bea8dcd42434048e4f7a304411d9273a411f647446c1234a65ce0554923f4cff"
+dependencies = [
+ "libbz2-rs-sys",
+]
+
 [[package]]
 name = "cc"
 version = "1.2.36"
@@ -66,6 +104,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5252b3d2648e5eedbc1a6f501e3c795e07025c1e93bbf8bbdd6eef7f447a6d54"
 dependencies = [
  "find-msvc-tools",
+ "jobserver",
+ "libc",
  "shlex",
 ]
 
@@ -88,6 +128,22 @@ dependencies = [
  "windows-link 0.2.0",
 ]
 
+[[package]]
+name = "cipher"
+version = "0.4.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773f3b9af64447d2ce9850330c473515014aa235e6a783b02db81ff39e4a3dad"
+dependencies = [
+ "crypto-common",
+ "inout",
+]
+
+[[package]]
+name = "constant_time_eq"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c74b8349d32d297c9134b8c88677813a227df8f779daa29bfc29c183fe3dca6"
+
 [[package]]
 name = "convert_case"
 version = "0.8.0"
@@ -103,6 +159,86 @@ version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
+[[package]]
+name = "cpufeatures"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "59ed5838eebb26a2bb2e58f6d5b5316989ae9d08bab10e0e6d103e656d1b0280"
+dependencies = [
+ "libc",
+]
+
+[[package]]
+name = "crc"
+version = "3.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9710d3b3739c2e349eb44fe848ad0b7c8cb1e42bd87ee49371df2f7acaf3e675"
+dependencies = [
+ "crc-catalog",
+]
+
+[[package]]
+name = "crc-catalog"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "19d374276b40fb8bbdee95aef7c7fa6b5316ec764510eb64b8dd0e2ed0d7e7f5"
+
+[[package]]
+name = "crc32fast"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9481c1c90cbf2ac953f07c8d4a58aa3945c425b7185c9154d67a65e4230da511"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "crypto-common"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
+dependencies = [
+ "generic-array",
+ "typenum",
+]
+
+[[package]]
+name = "deflate64"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da692b8d1080ea3045efaab14434d40468c3d8657e42abddfffca87b428f4c1b"
+
+[[package]]
+name = "deranged"
+version = "0.5.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d630bccd429a5bb5a64b5e94f693bfc48c9f8566418fda4c494cc94f911f87cc"
+dependencies = [
+ "powerfmt",
+]
+
+[[package]]
+name = "derive_arbitrary"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1e567bd82dcff979e4b03460c307b3cdc9e96fde3d73bed1496d2bc75d9dd62a"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "digest"
+version = "0.10.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
+dependencies = [
+ "block-buffer",
+ "crypto-common",
+ "subtle",
+]
+
 [[package]]
 name = "displaydoc"
 version = "0.2.5"
@@ -146,12 +282,29 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
+
 [[package]]
 name = "find-msvc-tools"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fd99930f64d146689264c637b5af2f0233a933bef0d8570e2526bf9e083192d"
 
+[[package]]
+name = "flate2"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a3d7db9596fecd151c5f638c0ee5d5bd487b6e0ea232e5dc96d5250f6f94b1d"
+dependencies = [
+ "crc32fast",
+ "libz-rs-sys",
+ "miniz_oxide",
+]
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.2"
@@ -167,6 +320,16 @@ version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
 
+[[package]]
+name = "generic-array"
+version = "0.14.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85649ca51fd72272d7821adaf274ad91c288277713d9c18820d8499a7ff69e9a"
+dependencies = [
+ "typenum",
+ "version_check",
+]
+
 [[package]]
 name = "getrandom"
 version = "0.3.3"
@@ -185,6 +348,21 @@ version = "0.31.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
 
+[[package]]
+name = "hashbrown"
+version = "0.15.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
+
+[[package]]
+name = "hmac"
+version = "0.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
+dependencies = [
+ "digest",
+]
+
 [[package]]
 name = "iana-time-zone"
 version = "0.1.63"
@@ -316,6 +494,16 @@ dependencies = [
  "icu_properties",
 ]
 
+[[package]]
+name = "indexmap"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "206a8042aec68fa4a62e8d3f7aa4ceb508177d9324faf261e1959e495b7a1921"
+dependencies = [
+ "equivalent",
+ "hashbrown",
+]
+
 [[package]]
 name = "inotify"
 version = "0.11.0"
@@ -338,6 +526,15 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "inout"
+version = "0.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "879f10e63c20629ecabbb64a8010319738c66a5cd0c29b02d63d272b03751d01"
+dependencies = [
+ "generic-array",
+]
+
 [[package]]
 name = "io-uring"
 version = "0.7.10"
@@ -349,6 +546,16 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "jobserver"
+version = "0.1.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9afb3de4395d6b3e67a780b6de64b51c978ecf11cb9a462c66be7d4ca9039d33"
+dependencies = [
+ "getrandom",
+ "libc",
+]
+
 [[package]]
 name = "js-sys"
 version = "0.3.78"
@@ -359,12 +566,27 @@ dependencies = [
  "wasm-bindgen",
 ]
 
+[[package]]
+name = "libbz2-rs-sys"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c4a545a15244c7d945065b5d392b2d2d7f21526fba56ce51467b06ed445e8f7"
+
 [[package]]
 name = "libc"
 version = "0.2.175"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6a82ae493e598baaea5209805c49bbf2ea7de956d50d7da0da1164f9c6d28543"
 
+[[package]]
+name = "libz-rs-sys"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "840db8cf39d9ec4dd794376f38acc40d0fc65eec2a8f484f7fd375b84602becd"
+dependencies = [
+ "zlib-rs",
+]
+
 [[package]]
 name = "litemap"
 version = "0.8.0"
@@ -377,6 +599,16 @@ version = "0.4.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34080505efa8e45a4b816c349525ebe327ceaa8559756f0356cba97ef3bf7432"
 
+[[package]]
+name = "lzma-rust2"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c60a23ffb90d527e23192f1246b14746e2f7f071cb84476dd879071696c18a4a"
+dependencies = [
+ "crc",
+ "sha2",
+]
+
 [[package]]
 name = "memchr"
 version = "2.7.5"
@@ -403,6 +635,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "num-conv"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -438,6 +676,17 @@ dependencies = [
  "serde",
  "url",
  "uuid",
+ "zip",
+]
+
+[[package]]
+name = "pbkdf2"
+version = "0.12.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8ed6a7761f76e3b9f92dfb0a60a6a6477c61024b775147ff0973a02653abaf2"
+dependencies = [
+ "digest",
+ "hmac",
 ]
 
 [[package]]
@@ -452,6 +701,12 @@ version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
 
+[[package]]
+name = "pkg-config"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+
 [[package]]
 name = "potential_utf"
 version = "0.1.3"
@@ -461,6 +716,18 @@ dependencies = [
  "zerovec",
 ]
 
+[[package]]
+name = "powerfmt"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
+
+[[package]]
+name = "ppmd-rust"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c834641d8ad1b348c9ee86dec3b9840d805acd5f24daa5f90c788951a52ff59b"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.21"
@@ -565,18 +832,46 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "sha1"
+version = "0.10.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3bf829a2d51ab4a5ddf1352d8470c140cadc8301b2ae1789db023f01cedd6ba"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "sha1_smol"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bbfa15b3dddfee50a0fff136974b3e1bde555604ba463834a7eb7deb6417705d"
 
+[[package]]
+name = "sha2"
+version = "0.10.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a7507d819769d01a365ab707794a4084392c824f54a7a6a7862f8c3d0892b283"
+dependencies = [
+ "cfg-if",
+ "cpufeatures",
+ "digest",
+]
+
 [[package]]
 name = "shlex"
 version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 
+[[package]]
+name = "simd-adler32"
+version = "0.3.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
+
 [[package]]
 name = "slab"
 version = "0.4.11"
@@ -605,6 +900,12 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
+[[package]]
+name = "subtle"
+version = "2.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "13c2bddecc57b384dee18652358fb23172facb8a2c51ccc10d74c157bdea3292"
+
 [[package]]
 name = "syn"
 version = "2.0.106"
@@ -647,6 +948,25 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "time"
+version = "0.3.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83bde6f1ec10e72d583d91623c939f623002284ef622b87de38cfd546cbf2031"
+dependencies = [
+ "deranged",
+ "num-conv",
+ "powerfmt",
+ "serde",
+ "time-core",
+]
+
+[[package]]
+name = "time-core"
+version = "0.1.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "40868e7c1d2f0b8d73e4a8c7f0ff63af4f6d19be117e90bd73eb1d62cf831c6b"
+
 [[package]]
 name = "tinystr"
 version = "0.8.1"
@@ -673,6 +993,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "typenum"
+version = "1.18.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1dccffe3ce07af9386bfd29e80c0ab1a8205a2fc34e4bcd40364df902cfa8f3f"
+
 [[package]]
 name = "unicode-ident"
 version = "1.0.18"
@@ -729,6 +1055,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "version_check"
+version = "0.9.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
+
 [[package]]
 name = "wasi"
 version = "0.11.1+wasi-snapshot-preview1"
@@ -1018,6 +1350,26 @@ dependencies = [
  "synstructure",
 ]
 
+[[package]]
+name = "zeroize"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ced3678a2879b30306d323f4542626697a464a97c0a07c9aebf7ebca65cd4dde"
+dependencies = [
+ "zeroize_derive",
+]
+
+[[package]]
+name = "zeroize_derive"
+version = "1.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "zerotrie"
 version = "0.2.2"
@@ -1050,3 +1402,76 @@ dependencies = [
  "quote",
  "syn",
 ]
+
+[[package]]
+name = "zip"
+version = "5.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9fdfa5f34b5980f2c21b3a2c68c09ade4debddc7be52c51056695effc73a08c"
+dependencies = [
+ "aes",
+ "arbitrary",
+ "bzip2",
+ "constant_time_eq",
+ "crc32fast",
+ "deflate64",
+ "flate2",
+ "getrandom",
+ "hmac",
+ "indexmap",
+ "lzma-rust2",
+ "memchr",
+ "pbkdf2",
+ "ppmd-rust",
+ "sha1",
+ "time",
+ "zeroize",
+ "zopfli",
+ "zstd",
+]
+
+[[package]]
+name = "zlib-rs"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2f06ae92f42f5e5c42443fd094f245eb656abf56dd7cce9b8b263236565e00f2"
+
+[[package]]
+name = "zopfli"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "edfc5ee405f504cd4984ecc6f14d02d55cfda60fa4b689434ef4102aae150cd7"
+dependencies = [
+ "bumpalo",
+ "crc32fast",
+ "log",
+ "simd-adler32",
+]
+
+[[package]]
+name = "zstd"
+version = "0.13.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e91ee311a569c327171651566e07972200e76fcfe2242a4fa446149a3881c08a"
+dependencies = [
+ "zstd-safe",
+]
+
+[[package]]
+name = "zstd-safe"
+version = "7.2.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f49c4d5f0abb602a93fb8736af2a4f4dd9512e36f7f570d66e65ff867ed3b9d"
+dependencies = [
+ "zstd-sys",
+]
+
+[[package]]
+name = "zstd-sys"
+version = "2.0.16+zstd.1.5.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "91e19ebc2adc8f83e43039e79776e3fda8ca919132d68a1fed6a5faca2683748"
+dependencies = [
+ "cc",
+ "pkg-config",
+]

Cargo.toml

@@ -19,6 +19,7 @@ uuid = { version = "1.18.1", features = [
     "rng",
 ] }
 quick-xml = { version = "0.38.3", features = ["serialize", "serde"] }
+zip = "5.0.0"
 
 [profile.release]
 lto = "fat"

src/application/loaders/fs.rs

@@ -10,6 +10,7 @@ pub struct Loader {
 
 pub struct LoaderIter {
     queue: VecDeque<PathBuf>,
+    pending_books: VecDeque<Book>,
 }
 
 impl Loader {
@@ -25,13 +26,20 @@ impl IntoIterator for Loader {
     fn into_iter(self) -> Self::IntoIter {
         let mut queue = VecDeque::new();
         queue.push_back(self.root);
-        LoaderIter { queue }
+        LoaderIter {
+            queue,
+            pending_books: VecDeque::new(),
+        }
     }
 }
 
 impl Iterator for LoaderIter {
     type Item = Book;
     fn next(&mut self) -> Option<Self::Item> {
+        if let Some(book) = self.pending_books.pop_front() {
+            return Some(book);
+        }
+
         while let Some(path) = self.queue.pop_front() {
             match path.is_dir() {
                 true => {
@@ -42,9 +50,11 @@ impl Iterator for LoaderIter {
                     }
                 }
                 false => {
-                    let book = Self::parse_path(&path);
+                    if let Some(books) = Self::parse_path(&path) {
-                    if book.is_some() {
+                        self.pending_books.extend(books);
-                        return book;
+                        if let Some(book) = self.pending_books.pop_front() {
+                            return Some(book);
+                        }
                     }
 
                     continue;
@@ -57,9 +67,9 @@ impl Iterator for LoaderIter {
 }
 
 impl LoaderIter {
-    fn parse_path(path: &PathBuf) -> Option<Book> {
+    fn parse_path(path: &PathBuf) -> Option<Vec<Book>> {
         match parsers::parse(&path) {
-            Ok(book) => return Some(book),
+            Ok(books) => return Some(books),
             Err(err) => {
                 match err {
                     parsers::Error::ParseError(err) => {

src/application/loaders/inotify.rs

@@ -48,9 +48,8 @@ impl<'a> Iterator for LoaderIter<'a> {
             Ok(events) => {
                 for ev in events {
                     println!("{:?}", ev);
-                    if let Some(book) = Self::process_event(ev) {
+                    if let Some(books) = Self::process_event(ev) {
-                        println!("{}", book);
+                        self.queue.extend(books);
-                        self.queue.push_back(book);
                     }
                 }
                 self.queue.pop_front()
@@ -64,16 +63,21 @@ impl<'a> Iterator for LoaderIter<'a> {
 }
 
 impl<'a> LoaderIter<'a> {
-    fn process_event(event: Event<&OsStr>) -> Option<Book> {
+    fn process_event(event: Event<&OsStr>) -> Option<Vec<Book>> {
         let path = PathBuf::from(event.name?);
         if !path.exists() {
             return None;
         }
 
         match parsers::parse(&path) {
-            Ok(book) => Some(book),
+            Ok(books) => {
+                for book in &books {
+                    println!("{}", book);
+                }
+                Some(books)
+            },
             Err(err) => {
-                eprintln!("Failed to parse book from {:?}: {:?}", path, err);
+                eprintln!("Failed to parse book from {:?}: {}", path, err);
                 None
             }
         }

src/application/parsers/fb2.rs

@@ -7,7 +7,7 @@ use std::path::Path;
 use crate::domain::author;
 use crate::domain::book::Book;
 
-pub fn parse(path: &Path) -> Result<Book, String> {
+pub fn parse(path: &Path) -> Result<Vec<Book>, String> {
     let file = File::open(path).map_err(|e| e.to_string())?;
     let mut reader = Reader::from_reader(BufReader::new(file));
     let mut buf = Vec::new();
@@ -131,7 +131,7 @@ pub fn parse(path: &Path) -> Result<Book, String> {
         buf.clear();
     }
 
-    Ok(Book{
+    Ok(vec![Book{
         id: Uuid::new_v4(),
         title,
         author: authors,
@@ -141,5 +141,5 @@ pub fn parse(path: &Path) -> Result<Book, String> {
         published_at,
         publisher,
         updated: chrono::Utc::now().to_rfc3339(),
-    })
+    }])
 }

src/application/parsers/mod.rs

@@ -1,18 +1,31 @@
+use std::fmt;
 use crate::domain::book::Book;
 use std::path::PathBuf;
 
 mod rs;
 mod fb2;
+mod zip;
 
 #[derive(Debug)]
 pub enum Error {
     NotSupported,
     ParseError(String),
 }
-pub fn parse(path: &PathBuf) -> Result<Book, Error> {
+
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        match self {
+            Error::NotSupported => write!(f, "File format not supported"),
+            Error::ParseError(msg) => write!(f, "Parse error: {}", msg),
+        }
+    }
+}
+
+pub fn parse(path: &PathBuf) -> Result<Vec<Book>, Error> {
     match path.extension().and_then(|s| s.to_str()) {
         Some("rs") => rs::parse(path).map_err(Error::ParseError),
         Some("fb2") => fb2::parse(path).map_err(Error::ParseError),
+        Some("zip") => zip::parse(path).map_err(Error::ParseError),
         Some(_) | None => Err(Error::NotSupported),
     }
 }

src/application/parsers/rs.rs

@@ -2,7 +2,7 @@ use crate::domain::author::Author;
 use crate::domain::book::Book;
 use std::path::PathBuf;
 
-pub fn parse(path: &PathBuf) -> Result<Book, String> {
+pub fn parse(path: &PathBuf) -> Result<Vec<Book>, String> {
     let mut book = Book::new();
 
     book.title = path.to_string_lossy().to_string();
@@ -11,5 +11,5 @@ pub fn parse(path: &PathBuf) -> Result<Book, String> {
     author.first_name = path.extension().unwrap().to_string_lossy().to_string();
     book.author.push(author);
 
-    return Ok(book);
+    return Ok(vec![ book]);
 }

src/application/parsers/zip.rs

@@ -0,0 +1,26 @@
+use crate::application::parsers;
+use crate::domain::book::Book;
+use std::fs::File;
+use std::io::BufReader;
+use std::path::{Path, PathBuf};
+use zip::ZipArchive;
+
+pub fn parse(path: &Path) -> Result<Vec<Book>, String> {
+    let file = File::open(path).map_err(|e| e.to_string())?;
+    let reader = BufReader::new(file);
+    let mut archive = ZipArchive::new(reader).map_err(|e| e.to_string())?;
+
+    let mut books: Vec<Book> = Vec::new();
+
+    for i in 0..archive.len() {
+        let file = archive.by_index(i).map_err(|e| e.to_string())?;
+        let name = file.name().to_string();
+
+        match parsers::parse(&PathBuf::from(name.to_lowercase())) {
+            Ok(new_books) => books.extend(new_books),
+            Err(e) => return Err(e.to_string()),
+        }
+    }
+
+    Ok(books)
+}