From 68eb2fa1b431ccd0106b2f484787213c6b26770c Mon Sep 17 00:00:00 2001
From: ntr <ntr@smokestack.io>
Date: Mon, 21 Oct 2019 17:01:10 +1100
Subject: [PATCH] wip

---
 server/src/img.rs | 93 +++++++++++++++++++++++++++++++++++++++++++++++
 server/src/mtx.rs |  2 +-
 2 files changed, 94 insertions(+), 1 deletion(-)

diff --git a/server/src/img.rs b/server/src/img.rs
index c10d8e57..5a707a1d 100644
--- a/server/src/img.rs
+++ b/server/src/img.rs
@@ -257,6 +257,94 @@ fn _hieroglyph() -> String {
     return s;
 }
 
+
+pub fn smiley(id: Uuid) -> Result<Uuid, Error> {
+    let mut rng = thread_rng();
+    let mut svg = Vec::new();
+
+    // distribution for lightness
+    // bellcurve around 75%
+    let l_dist = Normal::new(50.0, 10.0);
+    let s_dist = Normal::new(50.0, 20.0);
+
+
+    // basic layout is 2000x1000 box w/ 50 padding
+    // 2:1 for each x,y
+
+    // left eye is top left
+    // x = 50 left padding + point offset
+    // y = 750 + 50 top padding + point offset
+
+    // right eye is top right
+    // x = 50 left padding + 1500 + point offset
+    // y = 50 top padding + point offset
+
+    // mouth is bottom centre
+    // x = 50 + 500 + xoffset
+    // y = 50 + 750 + yoffset
+
+    write!(&mut svg, "<svg xmlns='http://www.w3.org/2000/svg' version='1.1' viewBox='0 0 2100 1100' width='2000' height='2000' background=\"black\" ><g>")?;
+
+    let n_points = rng.gen_range(3, 5);
+    let left_eye_path: String = std::iter::repeat(())
+        .map(|()| {
+            let x = 50 + (rng.gen_range(0, 5) * 100);
+            let y = 50 + (rng.gen_range(0, 5) * 50);
+            format!("{} {}", x, y)
+        })
+        .take(n_points)
+        .collect::<Vec<String>>()
+        .join(",");
+
+    // left eye
+    write!(&mut svg,
+        "<polyline fill=\"none\" stroke=\"whitesmoke\" stroke-width=\"15px\" x=\"50\" y=\"50\" points=\"{:}\" />",
+        left_eye_path)?;
+
+    let n_points = rng.gen_range(3, 5);
+    let right_eye_path: String = std::iter::repeat(())
+        .map(|()| {
+            let x = 50 + 1500 + (rng.gen_range(0, 5) * 100);
+            let y = 50 + (rng.gen_range(0, 5) * 50);
+            format!("{} {}", x, y)
+        })
+        .take(n_points)
+        .collect::<Vec<String>>()
+        .join(",");
+
+    // right eye
+    write!(&mut svg,
+        "<polyline fill=\"none\" stroke=\"whitesmoke\" stroke-width=\"15px\" x=\"1550\" y=\"50\" points=\"{:}\" />",
+        right_eye_path)?;
+
+    let n_points = rng.gen_range(3, 5);
+    let mouth_path: String = std::iter::repeat(())
+        .map(|()| {
+            let x = 50 + 500 + (rng.gen_range(0, 10) * 100);
+            let y = 50 + 750 + (rng.gen_range(0, 5) * 50);
+            format!("{} {}", x, y)
+        })
+        .take(n_points)
+        .collect::<Vec<String>>()
+        .join(",");
+
+    // mouth
+    write!(&mut svg,
+        "<polyline fill=\"none\" stroke=\"whitesmoke\" stroke-width=\"15px\" x=\"550\" y=\"800\" points=\"{:}\" />",
+        mouth_path)?;
+
+    write!(&mut svg, "</g></svg>")?;
+
+    let dest = format!("/var/lib/mnml/public/imgs/{}.svg", id);
+    println!("/var/lib/mnml/public/imgs/{}.svg", id);
+
+    let mut file = File::create(dest)?;
+    file.write_all(&svg)?;
+
+    Ok(id)
+}
+
+
 pub fn exists(id: Uuid) -> bool {
     std::path::Path::new(&format!("/var/lib/mnml/public/imgs/{}.svg", id)).exists()
 }
@@ -283,6 +371,11 @@ mod tests {
     //         shapes_write(Uuid::new_v4()).unwrap();
     //     }
     // }
+
+    #[test]
+    fn smiley_test() {
+        smiley(Uuid::new_v4()).unwrap();
+    }
 }
 
 
diff --git a/server/src/mtx.rs b/server/src/mtx.rs
index 239e1fe7..a6acd9a9 100644
--- a/server/src/mtx.rs
+++ b/server/src/mtx.rs
@@ -159,7 +159,7 @@ pub fn apply(tx: &mut Transaction, account: &Account, variant: MtxVariant, const
     match mtx.variant {
         MtxVariant::Invader => img::invader_write(construct.img)?,
         MtxVariant::Molecular => img::molecular_write(construct.img)?,
-        MtxVariant::Shapes => img::shapes_write(construct.img)?,
+        MtxVariant::Shapes => img::smiley(construct.img)?,
         _ => construct.img,
     };