chore: Initial Commit

This repository was migrated out of my nixos-config.

3 files changed, 377 insertions, 0 deletions

diff --git a/src/comments/comment.rs b/src/comments/comment.rs
new file mode 100644
index 0000000..752c510
--- /dev/null
+++ b/src/comments/comment.rs
@@ -0,0 +1,63 @@
+// yt - A fully featured command line YouTube client
+//
+// Copyright (C) 2024 Benedikt Peetz <benedikt.peetz@b-peetz.de>
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Yt.
+//
+// You should have received a copy of the License along with this program.
+// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
+
+use yt_dlp::wrapper::info_json::Comment;
+
+#[derive(Debug, Clone)]
+pub struct CommentExt {
+    pub value: Comment,
+    pub replies: Vec<CommentExt>,
+}
+
+#[derive(Debug, Default)]
+pub struct Comments {
+    pub(super) vec: Vec<CommentExt>,
+}
+
+impl Comments {
+    pub fn new() -> Self {
+        Self::default()
+    }
+    pub fn push(&mut self, value: CommentExt) {
+        self.vec.push(value);
+    }
+    pub fn get_mut(&mut self, key: &str) -> Option<&mut CommentExt> {
+        self.vec.iter_mut().filter(|c| c.value.id.id == key).last()
+    }
+    pub fn insert(&mut self, key: &str, value: CommentExt) {
+        let parent = self
+            .vec
+            .iter_mut()
+            .filter(|c| c.value.id.id == key)
+            .last()
+            .expect("One of these should exist");
+        parent.push_reply(value);
+    }
+}
+impl CommentExt {
+    pub fn push_reply(&mut self, value: CommentExt) {
+        self.replies.push(value)
+    }
+    pub fn get_mut_reply(&mut self, key: &str) -> Option<&mut CommentExt> {
+        self.replies
+            .iter_mut()
+            .filter(|c| c.value.id.id == key)
+            .last()
+    }
+}
+
+impl From<Comment> for CommentExt {
+    fn from(value: Comment) -> Self {
+        Self {
+            replies: vec![],
+            value,
+        }
+    }
+}
diff --git a/src/comments/display.rs b/src/comments/display.rs
new file mode 100644
index 0000000..7000063
--- /dev/null
+++ b/src/comments/display.rs
@@ -0,0 +1,117 @@
+// yt - A fully featured command line YouTube client
+//
+// Copyright (C) 2024 Benedikt Peetz <benedikt.peetz@b-peetz.de>
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Yt.
+//
+// You should have received a copy of the License along with this program.
+// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
+
+use std::fmt::Write;
+
+use chrono::{Local, TimeZone};
+use chrono_humanize::{Accuracy, HumanTime, Tense};
+
+use crate::comments::comment::CommentExt;
+
+use super::comment::Comments;
+
+impl Comments {
+    pub fn render(&self, color: bool) -> String {
+        self.render_help(color).expect("This should never fail.")
+    }
+
+    fn render_help(&self, color: bool) -> Result<String, std::fmt::Error> {
+        let mut f = String::new();
+
+        macro_rules! c {
+            ($color_str:expr, $write:ident, $color:expr) => {
+                if $color {
+                    $write.write_str(concat!("\x1b[", $color_str, "m"))?
+                }
+            };
+        }
+
+        fn format(
+            comment: &CommentExt,
+            f: &mut String,
+            ident_count: u32,
+            color: bool,
+        ) -> std::fmt::Result {
+            let ident = &(0..ident_count).map(|_| " ").collect::<String>();
+            let value = &comment.value;
+
+            f.write_str(ident)?;
+
+            if value.author_is_uploader {
+                c!("91;1", f, color);
+            } else {
+                c!("35", f, color);
+            }
+
+            f.write_str(&value.author)?;
+            c!("0", f, color);
+            if value.edited || value.is_favorited {
+                f.write_str("[")?;
+                if value.edited {
+                    f.write_str("")?;
+                }
+                if value.edited && value.is_favorited {
+                    f.write_str(" ")?;
+                }
+                if value.is_favorited {
+                    f.write_str("")?;
+                }
+                f.write_str("]")?;
+            }
+
+            c!("36;1", f, color);
+            write!(
+                f,
+                " {}",
+                HumanTime::from(
+                    Local
+                        .timestamp_opt(value.timestamp, 0)
+                        .single()
+                        .expect("This should be valid")
+                )
+                .to_text_en(Accuracy::Rough, Tense::Past)
+            )?;
+            c!("0", f, color);
+
+            // c!("31;1", f);
+            // f.write_fmt(format_args!(" [{}]", comment.value.like_count))?;
+            // c!("0", f);
+
+            f.write_str(":\n")?;
+            f.write_str(ident)?;
+
+            f.write_str(&value.text.replace('\n', &format!("\n{}", ident)))?;
+            f.write_str("\n")?;
+
+            if !comment.replies.is_empty() {
+                let mut children = comment.replies.clone();
+                children.sort_by(|a, b| a.value.timestamp.cmp(&b.value.timestamp));
+
+                for child in children {
+                    format(&child, f, ident_count + 4, color)?;
+                }
+            } else {
+                f.write_str("\n")?;
+            }
+
+            Ok(())
+        }
+
+        if !&self.vec.is_empty() {
+            let mut children = self.vec.clone();
+            children.sort_by(|a, b| b.value.like_count.cmp(&a.value.like_count));
+
+            for child in children {
+                format(&child, &mut f, 0, color)?
+            }
+        }
+        Ok(f)
+    }
+}
diff --git a/src/comments/mod.rs b/src/comments/mod.rs
new file mode 100644
index 0000000..eba391e
--- /dev/null
+++ b/src/comments/mod.rs
@@ -0,0 +1,197 @@
+// yt - A fully featured command line YouTube client
+//
+// Copyright (C) 2024 Benedikt Peetz <benedikt.peetz@b-peetz.de>
+// SPDX-License-Identifier: GPL-3.0-or-later
+//
+// This file is part of Yt.
+//
+// You should have received a copy of the License along with this program.
+// If not, see <https://www.gnu.org/licenses/gpl-3.0.txt>.
+
+use std::{
+    env,
+    fs::{self},
+    io::Write,
+    mem,
+    path::PathBuf,
+    process::{Command, Stdio},
+};
+
+use anyhow::{bail, Context, Result};
+use comment::{CommentExt, Comments};
+use regex::Regex;
+use yt_dlp::wrapper::info_json::{Comment, InfoJson, Parent};
+
+use crate::{
+    app::App,
+    storage::video_database::{
+        getters::{get_currently_playing_video, get_video_info_json},
+        Video,
+    },
+};
+
+mod comment;
+mod display;
+
+fn get_runtime_path(component: &'static str) -> anyhow::Result<PathBuf> {
+    let out: PathBuf = format!(
+        "{}/{}",
+        env::var("XDG_RUNTIME_DIR").expect("This should always exist"),
+        component
+    )
+    .into();
+    fs::create_dir_all(out.parent().expect("Parent should exist"))?;
+    Ok(out)
+}
+
+const STATUS_PATH: &str = "ytcc/running";
+pub fn status_path() -> anyhow::Result<PathBuf> {
+    get_runtime_path(STATUS_PATH)
+}
+
+pub async fn get_comments(app: &App) -> Result<Comments> {
+    let currently_playing_video: Video =
+        if let Some(video) = get_currently_playing_video(&app).await? {
+            video
+        } else {
+            bail!("Could not find a currently playing video!");
+        };
+
+    let mut info_json: InfoJson = get_video_info_json(&currently_playing_video)
+        .await?
+        .expect("A currently *playing* must be cached. And thus the info.json should be available");
+
+    let base_comments = mem::take(&mut info_json.comments).expect("A video should have comments");
+    drop(info_json);
+
+    let mut comments = Comments::new();
+    base_comments.into_iter().for_each(|c| {
+        if let Parent::Id(id) = &c.parent {
+            comments.insert(&(id.clone()), CommentExt::from(c));
+        } else {
+            comments.push(CommentExt::from(c));
+        }
+    });
+
+    comments.vec.iter_mut().for_each(|comment| {
+       let replies = mem::take(&mut comment.replies);
+       let mut output_replies: Vec<CommentExt>  = vec![];
+
+       let re = Regex::new(r"\u{200b}?(@[^\t\s]+)\u{200b}?").unwrap();
+       for reply in replies {
+           if let Some(replyee_match) =  re.captures(&reply.value.text){
+               let full_match = replyee_match.get(0).expect("This always exists");
+               let text = reply.
+                   value.
+                   text[0..full_match.start()]
+                   .to_owned()
+                   +
+                   &reply
+                   .value
+                   .text[full_match.end()..];
+               let text: &str = text.trim().trim_matches('\u{200b}');
+
+               let replyee = replyee_match.get(1).expect("This should exist").as_str();
+
+
+               if let Some(parent) = output_replies
+                   .iter_mut()
+                   // .rev()
+                   .flat_map(|com| &mut com.replies)
+                   .flat_map(|com| &mut com.replies)
+                   .flat_map(|com| &mut com.replies)
+                   .filter(|com| com.value.author == replyee)
+                   .last()
+               {
+                   parent.replies.push(CommentExt::from(Comment {
+                       text: text.to_owned(),
+                       ..reply.value
+                   }))
+               } else if let Some(parent) = output_replies
+                   .iter_mut()
+                   // .rev()
+                   .flat_map(|com| &mut com.replies)
+                   .flat_map(|com| &mut com.replies)
+                   .filter(|com| com.value.author == replyee)
+                   .last()
+               {
+                   parent.replies.push(CommentExt::from(Comment {
+                       text: text.to_owned(),
+                       ..reply.value
+                   }))
+               } else if let Some(parent) = output_replies
+                   .iter_mut()
+                   // .rev()
+                   .flat_map(|com| &mut com.replies)
+                   .filter(|com| com.value.author == replyee)
+                   .last()
+               {
+                   parent.replies.push(CommentExt::from(Comment {
+                       text: text.to_owned(),
+                       ..reply.value
+                   }))
+               } else if let Some(parent) = output_replies.iter_mut()
+                   // .rev()
+                   .filter(|com| com.value.author == replyee)
+                   .last()
+               {
+                   parent.replies.push(CommentExt::from(Comment {
+                       text: text.to_owned(),
+                       ..reply.value
+                   }))
+               } else {
+                   eprintln!(
+                   "Failed to find a parent for ('{}') both directly and via replies! The reply text was:\n'{}'\n",
+                   replyee,
+                   reply.value.text
+               );
+                   output_replies.push(reply);
+               }
+           } else {
+               output_replies.push(reply);
+           }
+       }
+       comment.replies = output_replies;
+    });
+
+    Ok(comments)
+}
+
+pub async fn comments(app: &App) -> Result<()> {
+    let comments = get_comments(app).await?;
+
+    let mut less = Command::new("less")
+        .args(["--raw-control-chars"])
+        .stdin(Stdio::piped())
+        .stderr(Stdio::inherit())
+        .spawn()
+        .context("Failed to run less")?;
+
+    let mut child = Command::new("fmt")
+        .args(["--uniform-spacing", "--split-only", "--width=90"])
+        .stdin(Stdio::piped())
+        .stderr(Stdio::inherit())
+        .stdout(less.stdin.take().expect("Should be open"))
+        .spawn()
+        .context("Failed to run fmt")?;
+
+    let mut stdin = child.stdin.take().context("Failed to open stdin")?;
+    std::thread::spawn(move || {
+        stdin
+            .write_all(comments.render(true).as_bytes())
+            .expect("Should be able to write to stdin of fmt");
+    });
+
+    let _ = less.wait().context("Failed to await less")?;
+
+    Ok(())
+}
+
+#[cfg(test)]
+mod test {
+    #[test]
+    fn test_string_replacement() {
+        let s = "A \n\nB\n\nC".to_owned();
+        assert_eq!("A \n  \n  B\n  \n  C", s.replace('\n', "\n  "))
+    }
+}