From 7251320e9928f898d478aa4e5f0551450264cb6a Mon Sep 17 00:00:00 2001
From: cos <cos>
Date: Thu, 30 May 2024 12:18:38 +0200
Subject: Initial commit, used for meetup#46

---
 .gitignore  |   1 +
 Cargo.toml  |  11 +++++++
 src/main.rs | 103 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 115 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 Cargo.toml
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..ea8c4bf
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/target
diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..898f90c
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "cphrs-attendance"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+anyhow = "1.0.82"
+html-escape = "0.2.13"
+svg = "0.15.0"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..b92a0eb
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,103 @@
+use {
+    anyhow::{
+        anyhow,
+        Result,
+    },
+    std::{
+        env::args,
+        fs::File,
+        io::prelude::*,
+    },
+    svg::{
+        Document,
+        node::{
+            Text as TextNode,
+            element::{
+                Rectangle,
+                Text,
+            }
+        }
+    }
+};
+
+const COL_WIDTH: f64 = 350.0;
+const ROWS: usize = 35;
+
+fn main() -> Result<()> {
+    let first_arg = args().nth(1).ok_or_else(|| anyhow!("Missing meetup csv file argument."))?;
+    let fullpath = first_arg.clone();
+    let filename = fullpath.split('/').last().unwrap_or(&fullpath);
+    let (basename, _) = filename.split_once('.')
+        .ok_or_else(|| anyhow!("Unexpected filename. Was it downloaded from meetup.com?"))?;
+    let (event_name, _) = filename.split_once("_sponsored")
+        .ok_or_else(|| anyhow!("Unexpected filename. Was it downloaded from meetup.com?"))?;
+
+    let mut csv_file = File::open(first_arg)?;
+    let mut contents = String::new();
+    csv_file.read_to_string(&mut contents)?;
+
+    let mut attendees: Vec<String> = vec![];
+    let mut waitlisted: Vec<String> = vec![];
+
+    for (n, row) in contents.split('\n').enumerate() {
+        let fields: Vec<&str> = row.split('\t').collect();
+        match (fields.get(1), fields.get(4)) {
+            (Some(name), Some(rsvp)) => { },
+            _ => eprintln!("Unparsable row {n}: {}", row),
+        // fields.get(5) "Waiting List"
+        }
+    }
+
+    let page_height = "297mm";
+    let page_width = "210mm";
+    let x_crop = 60.047f64;
+    let y_crop = 110.717f64;
+    // let fontfamily = "Liberation Serif";
+    let fontfamily = "Iosevka";
+    let fontsize = 22.2;
+
+    let title_text = Text::new()
+        .set("x", 1.2 * x_crop)
+        .set("y", 1.2 * y_crop / 2.0)
+        .add(TextNode::new(event_name.chars().map(|c| if c == '_' { ' '} else { c }).collect::<String>()))
+        .set("style", format!("font-size:{fontsize}px;line-height:1.25;font-family:'{fontfamily}'"));
+
+    let mut document = Document::new()
+        .set("viewBox", (0, 0, page_width, page_height))
+        .set("width", page_width)
+        .set("height", page_height)
+        .set("xmlns:inkscape", "http://www.inkscape.org/namespaces/inkscape")
+        .add(title_text);
+
+    for (n, attendee) in contents.split('\n').enumerate() {
+        if let Some((name, _)) = attendee.split_once('\t') {
+            let row = n % ROWS;
+            let col = n / ROWS;
+
+            let attendee_box = Rectangle::new()
+                .set("x", 1.2 * x_crop + col as f64 * COL_WIDTH)
+                .set("y", 1.2 * y_crop + row as f64 * fontsize * 1.2)
+                .set("style", "fill:#ffffff;stroke:#000000;fill-opacity=0.4;opacity=0.4")
+                .set("height", fontsize * 1.2)
+                .set("width", COL_WIDTH);
+
+            let attendee_text = Text::new()
+                .set("x", 1.2 * x_crop + col as f64 * COL_WIDTH + 40.0)
+                .set("y", 1.2 * y_crop + fontsize + row as f64 * fontsize * 1.2)
+                .add(TextNode::new(name))
+                .set("style", format!("font-size:{fontsize}px;line-height:1.25;font-family:'{fontfamily}'"));
+
+            document = document
+                .add(attendee_box)
+                .add(attendee_text);
+        } else {
+            if attendee.is_empty() {
+                continue;
+            }
+            return Err(anyhow!("Could not parse: '{attendee}'"));
+        }
+    }
+
+    svg::save(format!("{basename}.svg"), &document).unwrap();
+    Ok(())
+}
-- 
cgit v1.2.3