fix: folder copy is harder than it looks

Cargo.lock

@@ -292,6 +292,15 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d3fd119d74b830634cea2a0f58bbd0d54540518a14397557951e79340abc28c0"
 
+[[package]]
+name = "copy_dir"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "543d1dd138ef086e2ff05e3a48cf9da045da2033d16f8538fd76b86cd49b2ca3"
+dependencies = [
+ "walkdir",
+]
+
 [[package]]
 name = "core-foundation-sys"
 version = "0.8.7"
@@ -849,6 +858,15 @@ version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3cb5ba0dc43242ce17de99c180e96db90b235b8a9fdc9543c96d2209116bd9f"
 
+[[package]]
+name = "same-file"
+version = "1.0.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93fc1dc3aaa9bfed95e02e6eadabb4baf7e3078b0bd1b4d7b6b0b68378900502"
+dependencies = [
+ "winapi-util",
+]
+
 [[package]]
 name = "scopeguard"
 version = "1.2.0"
@@ -920,6 +938,7 @@ dependencies = [
  "chrono",
  "clap",
  "color-eyre",
+ "copy_dir",
  "futures",
  "jsonrpsee",
  "serde",
@@ -1172,6 +1191,16 @@ version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0b928f33d975fc6ad9f86c8f283853ad26bdd5b10b7f1542aa2fa15e2289105a"
 
+[[package]]
+name = "walkdir"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "29790946404f91d9c5d06f9874efddea1dc06c5efe94541a7d6863108e3a5e4b"
+dependencies = [
+ "same-file",
+ "winapi-util",
+]
+
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -1233,6 +1262,15 @@ version = "0.2.93"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c62a0a307cb4a311d3a07867860911ca130c3494e8c2719593806c08bc5d0484"
 
+[[package]]
+name = "winapi-util"
+version = "0.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf221c93e13a30d793f7645a0e7762c55d169dbb0a49671918a2319d289b10bb"
+dependencies = [
+ "windows-sys 0.59.0",
+]
+
 [[package]]
 name = "windows-core"
 version = "0.52.0"

Cargo.toml

@@ -9,6 +9,7 @@ base64 = "0.22.1"
 chrono = "0.4.38"
 clap = { version = "4.5.17", features = ["derive"] }
 color-eyre = "0.6.3"
+copy_dir = "0.1.3"
 futures = "0.3.30"
 jsonrpsee = { version = "0.24.3", features = ["macros", "async-client"] }
 serde = { version = "1.0.209", features = ["derive"] }

src/main.rs

@@ -1,21 +1,20 @@
-use std::fs::{create_dir_all, remove_file, rename, write, File, OpenOptions};
+use copy_dir::copy_dir;
+use std::fs::{create_dir_all, remove_file, write, File, OpenOptions};
 use std::io::{BufRead, BufReader, Write};
 use std::path::{Path, PathBuf};
 use std::process::Stdio;
-use std::time::Duration;
 
 use askama::Template;
 use base64::prelude::BASE64_STANDARD;
 use base64::Engine;
-use chrono::{DateTime, Local};
+use chrono::{DateTime, Days, Local};
 use clap::{command, Parser};
-use color_eyre::eyre::{eyre, Result};
+use color_eyre::eyre::{eyre, OptionExt, Result};
 use futures::future::join_all;
 use jsonrpsee::async_client::{Client, ClientBuilder};
 use serde_json::Value;
 use tempfile::tempdir;
 use tokio::process::Command;
-use tokio::task::yield_now;
 use tokio_util::codec::{FramedRead, LinesCodec};
 
 use crate::jsonrpc::RpcClient;
@@ -69,7 +68,11 @@ async fn generate_post(config: &Config, client: &mut Client) -> Result<String> {
     }
     let mut template = PostTemplate {
         date: day.to_rfc3339(),
-        date_title: day.format("%d.%m.%Y").to_string(),
+        date_title: day
+            .checked_sub_days(Days::new(1))
+            .ok_or_eyre("Gestern gab es nicht?????????")?
+            .format("%d.%m.%Y")
+            .to_string(),
         ..Default::default()
     };
     let mut msgs = Vec::new();
@@ -90,7 +93,7 @@ async fn generate_post(config: &Config, client: &mut Client) -> Result<String> {
             msgs.push(Message {
                 content: get_msg_text(&v).unwrap_or("").to_string(),
                 attachments,
-                time: get_msg_time(&v).unwrap(),
+                time: get_msg_time(&v).ok_or_eyre("Message without time???")?,
             });
         }
         if msgs.is_empty() {
@@ -98,7 +101,6 @@ async fn generate_post(config: &Config, client: &mut Client) -> Result<String> {
         };
         template.messages = msgs;
 
-        println!("{}", template.render()?);
         write(tempdir.path().join("index.md"), template.render()?)?;
     }
     let folder: PathBuf = [config.output_folder.clone(), day.to_rfc3339()]
@@ -107,7 +109,7 @@ async fn generate_post(config: &Config, client: &mut Client) -> Result<String> {
     if folder.exists() {
         return Err(eyre!("Blog folder already exists"));
     }
-    rename(tempdir, folder)?;
+    copy_dir(tempdir, folder)?;
     // Delete messages after we're finished with writing
     remove_file(file)?;
     Ok(day.to_rfc3339())