cleaned flac code. started writing db logic

5 files changed, 2240 insertions, 97 deletions

diff --git a/Cargo.lock b/Cargo.lock
index dca53dc..497cbad 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,18 +3,223 @@
 version = 4
 
 [[package]]
+name = "addr2line"
+version = "0.24.2"
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+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
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+ "gimli",
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+checksum = "b169f7a6d4742236a0a00c541b845991d0ac43e546831af1249753ab4c3aa3a0"
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+ "cfg-if",
+ "cipher",
+ "cpufeatures",
+]
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+ "cfg-if",
+ "once_cell",
+ "version_check",
+ "zerocopy 0.8.25",
+]
+
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+checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916"
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+ "memchr",
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+checksum = "819e7219dbd41043ac279b19830f2efc897156490d7fd6ea916720117ee66311"
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+ "libc",
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+ "async-trait",
+ "axum-core",
+ "bitflags 1.3.2",
+ "bytes",
+ "futures-util",
+ "http",
+ "http-body",
+ "hyper",
+ "itoa",
+ "matchit",
+ "memchr",
+ "mime",
+ "percent-encoding",
+ "pin-project-lite",
+ "rustversion",
+ "serde",
+ "sync_wrapper",
+ "tower",
+ "tower-layer",
+ "tower-service",
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+ "async-trait",
+ "bytes",
+ "futures-util",
+ "http",
+ "http-body",
+ "mime",
+ "rustversion",
+ "tower-layer",
+ "tower-service",
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+ "addr2line",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+ "windows-targets 0.52.6",
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+
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+ "bitflags 2.9.1",
+ "cexpr",
+ "clang-sys",
+ "lazy_static",
+ "lazycell",
+ "log",
+ "peeking_take_while",
+ "prettyplease",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "rustc-hash",
+ "shlex",
+ "syn",
+ "which",
+]
+
+[[package]]
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+
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@@ -30,6 +235,21 @@ dependencies = [
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+checksum = "a8894febbff9f758034a5b8e12d87918f56dfc64a8e1fe757d65e29041538d93"
+dependencies = [
+ "generic-array",
+]
+
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+checksum = "793db76d6187cd04dff33004d8e6c9cc4e05cd330500379d2394209271b4aeee"
+
+[[package]]
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 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -42,6 +262,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
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+name = "bytes"
+version = "1.10.1"
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+checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
+dependencies = [
+ "serde",
+]
+
+[[package]]
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+version = "0.1.2"
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+checksum = "26b52a9543ae338f279b96b0b9fed9c8093744685043739079ce85cd58f289a6"
+dependencies = [
+ "cipher",
+]
+
+[[package]]
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@@ -51,10 +289,54 @@ dependencies = [
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+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6fac387a98bb7c37292057cffc56d62ecb629900026402633ae9160df93a8766"
+dependencies = [
+ "nom",
+]
+
+[[package]]
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+checksum = "9555578bc9e57714c812a1f84e4fc5b4d21fcb063490c624de019f7464c91268"
+
+[[package]]
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+checksum = "c469d952047f47f91b68d1cba3f10d63c11d73e4636f24f08daf0278abf01c4d"
+dependencies = [
+ "android-tzdata",
+ "iana-time-zone",
+ "js-sys",
+ "num-traits",
+ "wasm-bindgen",
+ "windows-link",
+]
+
+[[package]]
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+dependencies = [
+ "crypto-common",
+ "inout",
+]
+
+[[package]]
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+checksum = "0b023947811758c97c59bf9d1c188fd619ad4718dcaa767947df1cadb14f39f4"
+dependencies = [
+ "glob",
+ "libc",
+ "libloading",
+]
 
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@@ -66,6 +348,30 @@ dependencies = [
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+version = "0.8.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
+
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+dependencies = [
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+
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+
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@@ -86,6 +392,67 @@ dependencies = [
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "16f5094c54661b38d03bd7e50df373292118db60b585c08a411c6d840017fe7d"
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+dependencies = [
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@@ -95,6 +462,101 @@ dependencies = [
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+ "memchr",
+ "pin-project-lite",
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+
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@@ -105,12 +567,182 @@ dependencies = [
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+ "windows-link",
+ "windows-result",
+ "windows-strings",
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+ "windows_aarch64_msvc 0.52.6",
+ "windows_i686_gnu 0.52.6",
+ "windows_i686_gnullvm 0.52.6",
+ "windows_i686_msvc 0.52.6",
+ "windows_x86_64_gnu 0.52.6",
+ "windows_x86_64_gnullvm 0.52.6",
+ "windows_x86_64_msvc 0.52.6",
+]
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+ "windows_aarch64_msvc 0.53.0",
+ "windows_i686_gnu 0.53.0",
+ "windows_i686_gnullvm 0.53.0",
+ "windows_i686_msvc 0.53.0",
+ "windows_x86_64_gnu 0.53.0",
+ "windows_x86_64_gnullvm 0.53.0",
+ "windows_x86_64_msvc 0.53.0",
+]
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+dependencies = [
+ "bitflags 2.9.1",
+]
+
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+dependencies = [
+ "byteorder",
+ "zerocopy-derive 0.7.35",
+]
+
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+dependencies = [
+ "zerocopy-derive 0.8.25",
+]
+
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+name = "zerocopy-derive"
+version = "0.7.35"
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+checksum = "fa4f8080344d4671fb4e831a13ad1e68092748387dfc4f55e356242fae12ce3e"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "28a6e20d751156648aa063f3800b706ee209a32c0b4d9f24be3d980b01be55ef"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
diff --git a/Cargo.toml b/Cargo.toml
index cdef9ba..2145830 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -6,9 +6,13 @@ repository = "https://github.com/justjakka/reencoder/"
 
 [dependencies]
 anyhow = "1.0.98"
+directories = "6.0.0"
 flac-bound = { version = "0.5.0", features = ["libflac-noogg"], default-features = false }
+futures-util = "0.3.31"
 i24 = "2.1.0"
+libsql = { version = "0.9.10", default-features = false, features = ["core", "sync"] }
 md-5 = "0.10.6"
 metaflac = "0.2.8"
 symphonia = { version = "0.5.4", path = "../Symphonia/symphonia", default-features = false, features = ["flac"] }
+tokio = { version = "1.45.1", features = ["macros", "rt-multi-thread"] }
 #symphonia = { git = "https://github.com/pdeljanov/Symphonia.git", branch = "dev-0.6", default-features = false, features = ["flac"] }
diff --git a/src/db.rs b/src/db.rs
index 8b13789..e42d235 100644
--- a/src/db.rs
+++ b/src/db.rs
@@ -1 +1,146 @@
+use anyhow::{Ok, Result, anyhow};
+use directories::BaseDirs;
+use futures_util::StreamExt;
+use libsql::{Builder, Connection, params};
+use std::{
+    ffi::OsStr,
+    fmt::Display,
+    path::{Path, absolute},
+};
 
+use crate::flac;
+
+pub async fn open_db() -> Result<Connection> {
+    let conn = if let Some(base_dir) = BaseDirs::new() {
+        let db_name = Path::new(base_dir.data_dir()).join("reencoder.db");
+        Builder::new_local(db_name).build().await?.connect()?
+    } else {
+        return Err(anyhow!("Failed to locate data directory"));
+    };
+
+    conn.execute("CREATE TABLE IF NOT EXISTS flacs (path TEXT PRIMARY KEY, vendor TEXT, toencode BOOLEAN NOT NULL)", ()).await?;
+
+    Ok(conn)
+}
+
+#[derive(Debug)]
+enum Errors {
+    EmptyQuery,
+}
+
+impl Display for Errors {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            Errors::EmptyQuery => write!(f, "Empty query"),
+        }
+    }
+}
+
+trait Reencoder {
+    async fn insert_file(&self, filename: &impl AsRef<OsStr>) -> Result<()>;
+    async fn update_file(&self, filename: &impl AsRef<OsStr>) -> Result<()>;
+    async fn get_files_toencode(&self) -> Result<Vec<String>>;
+}
+
+impl Reencoder for Connection {
+    async fn insert_file(&self, filename: &impl AsRef<OsStr>) -> Result<()> {
+        let file = Path::new(filename);
+        let vendor = flac::get_vendor(file);
+        let toencode = !matches!(vendor.as_str(), flac::CURRENT_VENDOR);
+
+        let abs_filename = absolute(file)?;
+
+        self.execute(
+            "INSERT INTO flacs (path, vendor, toencode) VALUES (?1, ?2, ?3)",
+            params![abs_filename.to_str().unwrap(), vendor, toencode],
+        )
+        .await?;
+
+        Ok(())
+    }
+
+    async fn update_file(&self, filename: &impl AsRef<OsStr>) -> Result<()> {
+        let abs_filename = absolute(Path::new(filename))?;
+
+        self.execute(
+            "REPLACE INTO flacs (path, vendor, toencode) VALUES (?1, ?2, ?3)",
+            params![abs_filename.to_str().unwrap(), flac::CURRENT_VENDOR, false],
+        )
+        .await?;
+
+        Ok(())
+    }
+
+    async fn get_files_toencode(&self) -> Result<Vec<String>> {
+        let rows = self
+            .query("SELECT path FROM flacs WHERE toencode", ())
+            .await?;
+        if rows.column_count() == 0 {
+            return Err(anyhow!(Errors::EmptyQuery));
+        };
+
+        let filenames = rows
+            .into_stream()
+            .map(|row| row.unwrap().get_str(0).unwrap().to_string())
+            .collect::<Vec<String>>()
+            .await;
+
+        Ok(filenames)
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    async fn dummy_db(name: impl AsRef<Path>) -> Connection {
+        let conn = Builder::new_local(name)
+            .build()
+            .await
+            .unwrap()
+            .connect()
+            .unwrap();
+        conn.execute("CREATE TABLE IF NOT EXISTS flacs (path TEXT PRIMARY KEY, vendor TEXT, toencode BOOLEAN NOT NULL)", ()).await.unwrap();
+        conn
+    }
+
+    #[tokio::test]
+    async fn check_localfiles() {
+        let dbname = String::from("temp1.db");
+        let filenames = ["16bit.flac", "24bit.flac", "32bit.flac"];
+        let conn = dummy_db(&dbname).await;
+        for file in filenames {
+            let _ = conn.insert_file(&file.to_string()).await;
+        }
+        let returned = conn.get_files_toencode().await.unwrap();
+        std::fs::remove_file(dbname).unwrap();
+        assert!(returned.is_empty())
+    }
+
+    #[tokio::test]
+    async fn check_update() {
+        let dbname = String::from("temp2.db");
+        let filenames = ["16bit.flac", "24bit.flac", "32bit.flac"];
+        let conn = dummy_db(&dbname).await;
+        for file in filenames {
+            let _ = conn.insert_file(&file.to_string()).await;
+        }
+
+        let _ = conn
+            .execute(
+                "REPLACE INTO flacs (path, vendor, toencode) VALUES (?1, ?2, ?3)",
+                params![
+                    absolute(Path::new("16bit.flac")).unwrap().to_str(),
+                    "",
+                    true
+                ],
+            )
+            .await;
+
+        conn.update_file(&"16bit.flac".to_string()).await.unwrap();
+
+        let returned = conn.get_files_toencode().await.unwrap();
+        std::fs::remove_file(dbname).unwrap();
+        assert!(returned.is_empty())
+    }
+}
diff --git a/src/flac.rs b/src/flac.rs
index 9b1b7f3..a4c204e 100644
--- a/src/flac.rs
+++ b/src/flac.rs
@@ -3,7 +3,7 @@ use flac_bound::{FlacEncoder, WriteWrapper};
 use i24::i24;
 use md5::{Digest, Md5, Md5Core, digest::core_api::CoreWrapper};
 use metaflac::{Block, Tag};
-use std::fs::File;
+use std::{ffi::OsStr, fs::File, path::Path};
 use symphonia::core::{
     audio::{Audio, GenericAudioBufferRef},
     codecs::audio::AudioDecoder,
@@ -12,6 +12,9 @@ use symphonia::core::{
     meta::MetadataOptions,
 };
 
+#[allow(dead_code)]
+pub const CURRENT_VENDOR: &str = "reference libFLAC 1.5.0 20250211";
+
 struct StreamConfig {
     channels: u32,
     bits_per_sample: Bps,
@@ -201,8 +204,14 @@ fn encode_cycle_32(
     Ok(())
 }
 
-pub fn encode_file(file: &std::path::Path) -> Result<()> {
-    let src = std::fs::File::open(file)?;
+fn init_decoder(
+    filename: impl AsRef<Path>,
+) -> Result<(
+    Box<dyn FormatReader>,
+    Box<dyn AudioDecoder + 'static>,
+    StreamConfig,
+)> {
+    let src = std::fs::File::open(filename)?;
     let mss = MediaSourceStream::new(Box::new(src), Default::default());
     let mut hint = Hint::new();
     hint.with_extension("flac");
@@ -231,9 +240,44 @@ pub fn encode_file(file: &std::path::Path) -> Result<()> {
         sample_rate: params.sample_rate.unwrap(),
     };
 
-    let tempname = format!("{}.tmp", file.display());
+    Ok((format, decoder, config))
+}
+
+fn write_tags(
+    file: impl AsRef<Path>,
+    tempname: impl AsRef<Path>,
+    hasher: impl Digest,
+) -> Result<()> {
+    let tags = Tag::read_from_path(file)?;
+    let mut output = Tag::read_from_path(&tempname)?;
+    let mut streaminfo = tags.get_streaminfo().unwrap().clone();
+
+    streaminfo.md5 = hasher.finalize()[..].to_vec();
+    output.set_streaminfo(streaminfo);
+
+    for block in tags.blocks() {
+        match block {
+            Block::VorbisComment(comment) => {
+                for (key, val) in comment.comments.clone() {
+                    output.set_vorbis(key, val);
+                }
+            }
+            Block::StreamInfo(_) => {}
+            _ => output.push_block(block.clone()),
+        }
+    }
+
+    output.write_to_path(&tempname)?;
+    Ok(())
+}
+
+pub fn encode_file(filename: impl AsRef<OsStr>) -> Result<()> {
+    let file = Path::new(&filename);
+    let tempname = &format!("{}.tmp", file.to_str().unwrap());
 
-    let mut outf = File::create(&tempname)?;
+    let (format, decoder, config) = init_decoder(file)?;
+
+    let mut outf = File::create(tempname)?;
     let mut outw = WriteWrapper(&mut outf);
     let enc = FlacEncoder::new()
         .unwrap()
@@ -253,28 +297,86 @@ pub fn encode_file(file: &std::path::Path) -> Result<()> {
         Bps::_32 => encode_cycle_32(format, decoder, enc, &mut hasher),
     }?;
 
-    let tags = Tag::read_from_path(file)?;
-    let mut output = Tag::read_from_path(&tempname)?;
-    let mut streaminfo = tags.get_streaminfo().unwrap().clone();
+    write_tags(file, tempname, hasher)?;
 
-    streaminfo.md5 = hasher.finalize()[..].to_vec();
-    output.set_streaminfo(streaminfo);
+    std::fs::rename(tempname, file)?;
 
-    for block in tags.blocks() {
-        match block {
-            Block::VorbisComment(comment) => {
-                for (key, val) in comment.comments.clone() {
-                    output.set_vorbis(key, val);
-                }
-            }
-            Block::StreamInfo(_) => {}
-            _ => output.push_block(block.clone()),
-        }
-    }
+    Ok(())
+}
 
-    output.write_to_path(&tempname)?;
+pub fn get_vendor(file: &Path) -> String {
+    let tag = Tag::read_from_path(file).unwrap();
+    tag.vorbis_comments().unwrap().vendor_string.clone()
+}
 
-    std::fs::rename(&tempname, file)?;
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use metaflac::Tag;
 
-    Ok(())
+    #[test]
+    fn bit16() {
+        let name = "16bit.flac";
+        let tempname = "16bit.flac.temp";
+        std::fs::copy(name, tempname).unwrap();
+        encode_file(std::path::Path::new(name)).unwrap();
+        let target_md5 = Tag::read_from_path(tempname)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        let encoded_md5 = Tag::read_from_path(name)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        std::fs::remove_file(tempname).unwrap();
+        assert_eq!(target_md5, encoded_md5);
+    }
+
+    #[test]
+    fn bit24() {
+        let name = "24bit.flac";
+        let tempname = "24bit.flac.temp";
+        std::fs::copy(name, tempname).unwrap();
+        encode_file(std::path::Path::new(name)).unwrap();
+        let target_md5 = Tag::read_from_path(tempname)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        let encoded_md5 = Tag::read_from_path(name)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        std::fs::remove_file(tempname).unwrap();
+        assert_eq!(target_md5, encoded_md5);
+    }
+
+    #[test]
+    fn bit32() {
+        let name = "32bit.flac";
+        let tempname = "32bit.flac.temp";
+        std::fs::copy(name, tempname).unwrap();
+        encode_file(std::path::Path::new(name)).unwrap();
+        let target_md5 = Tag::read_from_path(tempname)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        let encoded_md5 = Tag::read_from_path(name)
+            .unwrap()
+            .get_streaminfo()
+            .unwrap()
+            .md5
+            .clone();
+        std::fs::remove_file(tempname).unwrap();
+        assert_eq!(target_md5, encoded_md5);
+    }
 }
diff --git a/src/main.rs b/src/main.rs
index 3f73a25..6a67fc4 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,74 +1,7 @@
 mod db;
 mod flac;
 
-fn main() {
-    if let Err(err) = flac::encode_file(std::path::Path::new("32bit.flac")) {
-        println!("{}", err)
-    };
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    use metaflac::Tag;
-
-    #[test]
-    fn bit16() {
-        std::fs::copy("16bit.flac", "16bit.flac.temp").unwrap();
-        flac::encode_file(std::path::Path::new("16bit.flac")).unwrap();
-        let target_md5 = Tag::read_from_path("16bit.flac.temp")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        let encoded_md5 = Tag::read_from_path("16bit.flac")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        std::fs::remove_file("16bit.flac.temp").unwrap();
-        assert_eq!(target_md5, encoded_md5);
-    }
-
-    #[test]
-    fn bit24() {
-        std::fs::copy("24bit.flac", "24bit.flac.temp").unwrap();
-        flac::encode_file(std::path::Path::new("24bit.flac")).unwrap();
-        let target_md5 = Tag::read_from_path("24bit.flac.temp")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        let encoded_md5 = Tag::read_from_path("24bit.flac")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        std::fs::remove_file("24bit.flac.temp").unwrap();
-        assert_eq!(target_md5, encoded_md5);
-    }
-
-    #[test]
-    fn bit32() {
-        std::fs::copy("32bit.flac", "32bit.flac.temp").unwrap();
-        flac::encode_file(std::path::Path::new("32bit.flac")).unwrap();
-        let target_md5 = Tag::read_from_path("32bit.flac.temp")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        let encoded_md5 = Tag::read_from_path("32bit.flac")
-            .unwrap()
-            .get_streaminfo()
-            .unwrap()
-            .md5
-            .clone();
-        std::fs::remove_file("32bit.flac.temp").unwrap();
-        assert_eq!(target_md5, encoded_md5);
-    }
+#[tokio::main]
+async fn main() {
+    todo!()
 }