feat: add script and workflow step for generating SVG variants from logos

scripts/generate-svg-variants.js

@@ -0,0 +1,190 @@
+#!/usr/bin/env node
+
+const fs = require('fs');
+const path = require('path');
+
+const LOGOS_DIR = path.join(__dirname, '..', 'public', 'logos');
+const LOGOS_GEN_DIR = path.join(__dirname, '..', 'public', 'logos_gen');
+
+// Try multiple possible locations for logos.json
+const POSSIBLE_LOGOS_JSON_PATHS = [
+  path.join(process.cwd(), 'public', 'data', 'logos.json'), // Correct location after scan-logos
+  path.join(__dirname, '..', 'public', 'data', 'logos.json'),
+  path.join(process.cwd(), 'public', 'logos.json'),
+  path.join(__dirname, '..', 'public', 'logos.json'),
+  path.join(__dirname, '..', 'src', 'data', 'logos.json')
+];
+
+function findLogosJsonPath() {
+  for (const possiblePath of POSSIBLE_LOGOS_JSON_PATHS) {
+    if (fs.existsSync(possiblePath)) {
+      console.log(`📁 Found logos.json at: ${possiblePath}`);
+      return possiblePath;
+    }
+  }
+
+  console.error('❌ Could not find logos.json in any of these locations:');
+  POSSIBLE_LOGOS_JSON_PATHS.forEach(p => console.error(`   ${p}`));
+  return null;
+}
+
+/**
+ * Load logos data from logos.json
+ */
+function loadLogosData() {
+  const LOGOS_JSON_PATH = findLogosJsonPath();
+
+  if (!LOGOS_JSON_PATH) {
+    console.error('❌ logos.json file not found');
+    process.exit(1);
+  }
+
+  try {
+    const data = fs.readFileSync(LOGOS_JSON_PATH, 'utf8');
+    return JSON.parse(data);
+  } catch (error) {
+    console.error('Error loading logos.json:', error.message);
+    process.exit(1);
+  }
+}
+
+/**
+ * Apply color set to SVG content
+ */
+function applySvgColors(svgContent, colorSet, targets) {
+  let modifiedSvg = svgContent;
+
+  if (!targets || !colorSet) {
+    return modifiedSvg;
+  }
+
+  // Apply colors based on targets mapping
+  Object.entries(targets).forEach(([targetKey, selector]) => {
+    if (colorSet[targetKey]) {
+      const color = colorSet[targetKey];
+
+      // Handle different types of selectors
+      if (selector.startsWith('#')) {
+        // ID selector - replace fill/stroke for specific element
+        const elementId = selector.substring(1);
+        const idRegex = new RegExp(`(id="${elementId}"[^>]*?)fill="[^"]*"`, 'g');
+        modifiedSvg = modifiedSvg.replace(idRegex, `$1fill="${color}"`);
+
+        // If no fill attribute, add it
+        const addFillRegex = new RegExp(`(id="${elementId}"[^>]*?)(?!.*fill=)([^>]*>)`, 'g');
+        modifiedSvg = modifiedSvg.replace(addFillRegex, `$1 fill="${color}"$2`);
+      } else {
+        // Default: replace all fill attributes (fallback)
+        modifiedSvg = modifiedSvg.replace(
+          /fill="[^"]*"/g,
+          `fill="${color}"`
+        );
+      }
+    }
+  });
+
+  return modifiedSvg;
+}
+
+/**
+ * Generate SVG variants with color sets
+ */
+function generateSvgVariants() {
+  console.log('🎨 Generating SVG variants with color sets...');
+
+  // Ensure the logos_gen directory exists
+  if (!fs.existsSync(LOGOS_GEN_DIR)) {
+    fs.mkdirSync(LOGOS_GEN_DIR, { recursive: true });
+    console.log(`📁 Created directory: ${LOGOS_GEN_DIR}`);
+  }
+
+  const logos = loadLogosData();
+  let generatedCount = 0;
+  let skippedCount = 0;
+
+  if (!Array.isArray(logos)) {
+    console.error('❌ Expected logos.json to contain an array, got:', typeof logos);
+    process.exit(1);
+  }  console.log(`📊 Processing ${logos.length} logos...`);
+
+  logos.forEach((logo, index) => {
+    // Check if logo has required properties
+    if (!logo || typeof logo !== 'object') {
+      console.warn(`⚠️  Logo at index ${index} is not a valid object`);
+      skippedCount++;
+      return;
+    }// Handle different possible filename properties
+    const pathOrFilename = logo.path || logo.filename || logo.file || logo.name;
+
+    if (!pathOrFilename) {
+      console.warn(`⚠️  Logo at index ${index} has no path/filename property`);
+      skippedCount++;
+      return;
+    }
+
+    // Extract just the filename from path if needed
+    const actualFilename = pathOrFilename.includes('/') ? path.basename(pathOrFilename) : pathOrFilename;
+
+    // Skip if no sets or not an SVG
+    if (!logo.sets || !actualFilename.endsWith('.svg')) {
+      skippedCount++;
+      return;
+    }
+
+    const basePath = path.join(LOGOS_DIR, actualFilename);
+    const baseNameWithoutExt = path.basename(actualFilename, '.svg');    // Check if base SVG exists
+    if (!fs.existsSync(basePath)) {
+      console.warn(`⚠️  Base SVG not found: ${actualFilename}`);
+      skippedCount++;
+      return;
+    }
+
+    // Read the base SVG content
+    const baseSvgContent = fs.readFileSync(basePath, 'utf8');
+
+    // Generate variants for each color set
+    // Handle sets as object (not array)
+    Object.entries(logo.sets).forEach(([setName, setConfig]) => {
+      if (!setName || !setConfig) {
+        console.warn(`⚠️  Invalid set in ${actualFilename}: missing name or config`);
+        return;
+      }
+
+      // Convert set config to colors object
+      const colors = {};
+      if (logo.colors && logo.targets) {
+        Object.entries(setConfig).forEach(([targetKey, colorKey]) => {
+          if (logo.colors[colorKey]) {
+            colors[targetKey] = logo.colors[colorKey];
+          }
+        });
+      }
+
+      if (Object.keys(colors).length === 0) {
+        console.warn(`⚠️  No valid colors found for set ${setName} in ${actualFilename}`);
+        return;
+      }      const variantFilename = `${baseNameWithoutExt}__${setName}.svg`;
+      const variantPath = path.join(LOGOS_GEN_DIR, variantFilename);
+
+      // Apply colors to SVG
+      const modifiedSvg = applySvgColors(baseSvgContent, colors, logo.targets);
+
+      // Write the variant SVG
+      fs.writeFileSync(variantPath, modifiedSvg, 'utf8');
+
+      console.log(`✅ Generated: ${variantFilename}`);
+      generatedCount++;
+    });
+  });
+
+  console.log(`\n🎨 SVG variant generation complete!`);
+  console.log(`   Generated: ${generatedCount} variants`);
+  console.log(`   Skipped: ${skippedCount} logos (no sets or not SVG)`);
+}
+
+// Run the script
+if (require.main === module) {
+  generateSvgVariants();
+}
+
+module.exports = { generateSvgVariants };