image base64 + json write

rklipd/Cargo.lock

@@ -133,6 +133,12 @@ dependencies = [
  "arrayvec",
 ]
 
+[[package]]
+name = "base64"
+version = "0.22.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
+
 [[package]]
 name = "bit_field"
 version = "0.10.3"
@@ -475,6 +481,12 @@ dependencies = [
  "either",
 ]
 
+[[package]]
+name = "itoa"
+version = "1.0.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "92ecc6618181def0457392ccd0ee51198e065e016d1d527a7ac1b6dc7c1f09d2"
+
 [[package]]
 name = "jobserver"
 version = "0.1.34"
@@ -969,7 +981,11 @@ name = "rklipd"
 version = "0.1.0"
 dependencies = [
  "arboard",
+ "base64",
  "image",
+ "serde",
+ "serde_json",
+ "serde_millis",
 ]
 
 [[package]]
@@ -997,6 +1013,58 @@ version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
+[[package]]
+name = "serde"
+version = "1.0.228"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e"
+dependencies = [
+ "serde_core",
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_core"
+version = "1.0.228"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41d385c7d4ca58e59fc732af25c3983b67ac852c1a25000afe1175de458b67ad"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
+version = "1.0.228"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "serde_json"
+version = "1.0.149"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83fc039473c5595ace860d8c4fafa220ff474b3fc6bfdb4293327f1a37e94d86"
+dependencies = [
+ "itoa",
+ "memchr",
+ "serde",
+ "serde_core",
+ "zmij",
+]
+
+[[package]]
+name = "serde_millis"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e6e2dc780ca5ee2c369d1d01d100270203c4ff923d2a4264812d723766434d00"
+dependencies = [
+ "serde",
+]
+
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -1290,6 +1358,12 @@ dependencies = [
  "syn",
 ]
 
+[[package]]
+name = "zmij"
+version = "1.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8848ee67ecc8aedbaf3e4122217aff892639231befc6a1b58d29fff4c2cabaa"
+
 [[package]]
 name = "zune-core"
 version = "0.4.12"

rklipd/Cargo.toml

@@ -6,3 +6,7 @@ edition = "2024"
 [dependencies]
 arboard = "3.6.1"
 image = "0.25.9"
+serde = {version = "1.0.228", features = ["derive"]}
+serde_json = "1.0.149"
+serde_millis = "0.1.1"
+base64 = "0.22.1"

rklipd/src/lib.rs

@@ -1,16 +1,43 @@
 use arboard::{Clipboard, ImageData};
-use image::codecs::png::{PngDecoder, PngEncoder};
-use image::{ColorType, DynamicImage, ExtendedColorType, ImageEncoder, RgbaImage};
+use image::codecs::png::PngEncoder;
+use image::{ExtendedColorType, ImageEncoder};
+use serde::{Deserialize, Serialize};
+use std::fs::{self, File};
+use std::io::Write;
+use std::path::Path;
+use std::result::Result;
 use std::{error::Error, time::SystemTime};
 
+#[derive(Serialize, Deserialize, Debug)]
 pub struct ClipboardEntry {
     pub content: ClipboardData,
+    #[serde(with = "serde_millis")]
     pub timestamp: SystemTime,
 }
 
+#[derive(Serialize, Deserialize, Debug)]
 pub enum ClipboardData {
     Text(String),
-    Image(Vec<u8>), // png storage
+    #[serde(with = "base64_vec")]
+    Image(Vec<u8>),
+}
+
+mod base64_vec {
+    use serde::{Deserialize, Deserializer, Serializer};
+    pub fn serialize<S: Serializer>(v: &Vec<u8>, serializer: S) -> Result<S::Ok, S::Error> {
+        let base64_str = base64::encode(v);
+        serializer.serialize_str(&base64_str)
+    }
+    pub fn deserialize<'de, D: Deserializer<'de>>(deserializer: D) -> Result<Vec<u8>, D::Error> {
+        let base64_str = String::deserialize(deserializer)?;
+        match base64::decode(base64_str) {
+            Ok(bytes) => Ok(bytes),
+            Err(error_base64) => {
+                let error_serde = serde::de::Error::custom(error_base64);
+                Err(error_serde)
+            }
+        }
+    }
 }
 
 pub trait ImageDataExt {
@@ -61,4 +88,25 @@ impl ClipboardEntry {
             timestamp: SystemTime::now(),
         })
     }
+
+    pub fn new_json(path: &str) -> Result<(), Box<dyn Error>> {
+        if Path::new(path).exists() {
+            Err("File already exists.".into())
+        } else {
+            File::create(path)?;
+            Ok(())
+        }
+    }
+    pub fn write_entry_json(&self, path: &str) -> Result<(), Box<dyn Error>> {
+        let json = serde_json::to_string_pretty(self)?;
+        let mut file = File::create(path)?;
+        file.write_all(json.as_bytes())?;
+        Ok(())
+    }
+
+    pub fn read_entry_json(path: &str) -> Result<Self, Box<dyn Error>> {
+        let data = fs::read_to_string(path)?;
+        let entry: ClipboardEntry = serde_json::from_str(&data)?;
+        Ok(entry)
+    }
 }