From 76a782599b4ecc4ecb9b0ce7acc6420ed9e1ec8e Mon Sep 17 00:00:00 2001
From: "Adam T. Carpenter" <atc@53hor.net>
Date: Tue, 20 Oct 2020 09:50:08 -0400
Subject: back to basics -- working on the most-required functionality first,
 like handlers

---
 dichroism/src/image_api.rs | 98 ----------------------------------------------
 1 file changed, 98 deletions(-)
 delete mode 100644 dichroism/src/image_api.rs

(limited to 'dichroism/src/image_api.rs')

diff --git a/dichroism/src/image_api.rs b/dichroism/src/image_api.rs
deleted file mode 100644
index 07b9552..0000000
--- a/dichroism/src/image_api.rs
+++ /dev/null
@@ -1,98 +0,0 @@
-use crate::error::DichroismError;
-use crate::result::Result;
-use base64::decode;
-use image::imageops::FilterType;
-use image::DynamicImage;
-use image::GenericImageView;
-use regex::Regex;
-use std::path::PathBuf;
-use uuid::Uuid;
-
-use once_cell::sync::Lazy;
-
-static DATA_URI_RE: Lazy<Regex> = Lazy::new(|| {
-    Regex::new("^data:image/(png|jpeg);base64,(?P<data>.+)")
-        .expect("Couldn't parse data URI Regex.")
-});
-
-pub struct NewProductImageData {
-    original: DynamicImage,  // original, just for safe-keeping
-    fullsize: DynamicImage,  // full-size, "zoomed" view
-    base: DynamicImage,      // basic viewing
-    thumbnail: DynamicImage, // tiny, square thumbnail
-}
-
-impl NewProductImageData {
-    pub fn from_data_uri(uri: &str) -> Result<Self> {
-        let data = DATA_URI_RE
-            .captures(uri)
-            .ok_or(DichroismError::UriDataExtract)?
-            .name("data")
-            .ok_or(DichroismError::UriDataExtract)?
-            .as_str();
-        let original = image::load_from_memory(&decode(data)?)?;
-        let fullsize = original.resize(1000, 1000, FilterType::Lanczos3);
-        let base = original.resize(640, 640, FilterType::Lanczos3);
-
-        let (width, height) = original.dimensions();
-        let thumbnail = if width > height {
-            let offset = (width - height) / 2;
-            original.crop_imm(offset, 0, width - offset * 2, height)
-        } else {
-            let offset = (height - width) / 2;
-            original.crop_imm(0, offset, width, height - offset * 2)
-        }
-        .resize(300, 300, FilterType::Lanczos3);
-
-        Ok(NewProductImageData {
-            original,
-            fullsize,
-            base,
-            thumbnail,
-        })
-    }
-
-    pub fn commit(self, prefix: &str) -> Result<NewProductImages> {
-        Ok(NewProductImages {
-            original: self.commit_single(prefix, &self.original)?,
-            fullsize: self.commit_single(prefix, &self.fullsize)?,
-            base: self.commit_single(prefix, &self.base)?,
-            thumbnail: self.commit_single(prefix, &self.thumbnail)?,
-        })
-    }
-
-    fn commit_single(&self, prefix: &str, image: &DynamicImage) -> Result<String> {
-        let base_name = Uuid::new_v3(&Uuid::NAMESPACE_OID, &image.to_bytes())
-            .to_hyphenated()
-            .to_string();
-        let mut path = PathBuf::new();
-        path.push(prefix);
-        path.push(base_name);
-        path.set_extension("jpg");
-        image.save(&path)?;
-        Ok(path.to_str().ok_or(DichroismError::ImageWrite)?.to_string())
-    }
-}
-
-pub struct NewProductImages {
-    original: String,
-    fullsize: String,
-    base: String,
-    thumbnail: String,
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-
-    const TEST_DATA_URI: &str = include_str!("unit_test_data/img_data_uri.txt");
-    const TEST_DATA_BASE64: &str = include_str!("unit_test_data/test_data_base64.txt");
-
-    #[test]
-    fn test_gen_product_images() {
-        NewProductImageData::from_data_uri(TEST_DATA_URI.trim())
-            .unwrap()
-            .commit(".")
-            .unwrap();
-    }
-}
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