2 files changed, 170 insertions, 0 deletions
diff --git a/locale/tools/Cargo.toml b/locale/tools/Cargo.toml
new file mode 100644
index 00000000..e8084b23
--- /dev/null
+++ b/locale/tools/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "localetool"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "4.5.16", features = ["derive"] }
+anyhow = "1.0.86"
+serde_json = "1.0.127"
diff --git a/locale/tools/src/main.rs b/locale/tools/src/main.rs
new file mode 100644
index 00000000..017d9d74
--- /dev/null
+++ b/locale/tools/src/main.rs
@@ -0,0 +1,161 @@
+#![feature(iterator_try_collect)]
+use anyhow::{anyhow, Context, Result};
+use clap::Parser;
+use std::{
+    collections::BTreeMap,
+    fs::{read_to_string, File},
+    io::Write,
+    path::PathBuf,
+};
+
+#[derive(Parser)]
+enum Args {
+    ImportOldPot {
+        input: PathBuf,
+        output: PathBuf,
+    },
+    ImportOldPo {
+        reference: PathBuf,
+        input: PathBuf,
+        output: PathBuf,
+    },
+}
+
+fn main() -> Result<()> {
+    let args = Args::parse();
+    match args {
+        Args::ImportOldPo {
+            reference,
+            input,
+            output,
+        } => {
+            let reference = read_to_string(reference)?;
+            let input = read_to_string(input)?;
+
+            let id_reverse = reference
+                .lines()
+                .skip(1)
+                .map(|l| {
+                    l.split_once("=")
+                        .map(|(k, v)| (v, k))
+                        .ok_or(anyhow!("invalid ini"))
+                })
+                .try_collect::<BTreeMap<&str, &str>>()?;
+
+            let mut outmap = BTreeMap::new();
+            let mut mode = 0;
+            let mut msgid = String::new();
+            let mut msgstr = String::new();
+            for (i, mut line) in input.lines().enumerate() {
+                if line.starts_with("#") {
+                    continue;
+                }
+                if line.is_empty() {
+                    continue;
+                }
+                if let Some(rest) = line.strip_prefix("msgid ") {
+                    if !msgid.is_empty() {
+                        if let Some(id) = id_reverse.get(&msgid.as_str()) {
+                            outmap.insert(id.to_owned(), msgstr.clone());
+                        } else {
+                            eprintln!("warning: message id {msgid:?} is unknown")
+                        }
+                    }
+                    line = rest;
+                    msgid = String::new();
+                    mode = 1;
+                } else if let Some(rest) = line.strip_prefix("msgstr ") {
+                    line = rest;
+                    msgstr = String::new();
+                    mode = 2;
+                } else if let Some(_) = line.strip_prefix("msgctxt ") {
+                    mode = 0;
+                    eprintln!("warning: msgctxt not implemented (line {})", i + 1);
+                    continue;
+                }
+                let frag =
+                    serde_json::from_str::<String>(line).context(anyhow!("line {}", i + 1))?;
+                match mode {
+                    0 => (),
+                    1 => msgid.push_str(&frag),
+                    2 => msgstr.push_str(&frag),
+                    _ => unreachable!(),
+                };
+            }
+
+            File::create(output)?.write_all(
+                format!(
+                    "[hurrycurry]\n{}",
+                    outmap
+                        .into_iter()
+                        .map(|(k, v)| format!("{k}={v}\n"))
+                        .collect::<String>()
+                )
+                .as_bytes(),
+            )?;
+
+            Ok(())
+        }
+        Args::ImportOldPot { input, output } => {
+            let output_raw = read_to_string(&output).unwrap_or("".to_owned());
+            let input = read_to_string(input)?;
+
+            let mut output_flip = output_raw
+                .lines()
+                .skip(1)
+                .map(|l| {
+                    l.split_once("=")
+                        .map(|(k, v)| (v.to_owned(), k.to_owned()))
+                        .ok_or(anyhow!("invalid ini"))
+                })
+                .try_collect::<BTreeMap<String, String>>()?;
+
+            let mut id = false;
+            let mut msgid = String::new();
+            for (i, mut line) in input.lines().enumerate() {
+                if line.starts_with("#") {
+                    continue;
+                }
+                if line.is_empty() {
+                    continue;
+                }
+                if let Some(rest) = line.strip_prefix("msgid ") {
+                    if !msgid.is_empty() {
+                        if !output_flip.contains_key(&msgid) {
+                            output_flip.insert(msgid.replace("\n", "\\n"), format!("unknown{i}"));
+                        }
+                    }
+                    line = rest;
+                    id = true;
+                    msgid = String::new();
+                } else if line.starts_with("msgctxt ") || line.starts_with("msgstr ") {
+                    id = false;
+                    continue;
+                }
+                if id {
+                    let frag =
+                        serde_json::from_str::<String>(line).context(anyhow!("line {}", i + 1))?;
+                    msgid.push_str(frag.as_str());
+                }
+            }
+
+            let output_unflip = output_flip
+                .into_iter()
+                .map(|(v, k)| (k, v))
+                .collect::<BTreeMap<_, _>>();
+
+            File::create(output)?.write_all(
+                format!(
+                    "[hurrycurry]\n{}",
+                    output_unflip
+                        .into_iter()
+                        .map(|(k, v)| format!("{k}={v}\n"))
+                        .collect::<String>()
+                )
+                .as_bytes(),
+            )?;
+
+            Ok(())
+        }
+    }
+}