Check dependencies and outputs
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Sources/Generator/Processing/DependencyCheck.swift
Normal file
77
Sources/Generator/Processing/DependencyCheck.swift
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@ -0,0 +1,77 @@
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import Foundation
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func checkDependencies() -> Bool {
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print("--- DEPENDENCIES -----------------------------------")
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print(" ")
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let result = checkImageOptimAvailability() && checkMagickAvailability() && checkCwebpAvailability() && checkAvifAvailability()
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print(" Complete: \(result ? "Yes" : "No")")
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print(" ")
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return result
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}
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private func checkImageOptimAvailability() -> Bool {
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do {
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let output = try safeShell("imageoptim --version")
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let version = output.components(separatedBy: ".").compactMap { Int($0.trimmed) }
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if version.count > 1 {
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print(" ImageOptim: \(version.map { "\($0)" }.joined(separator: "."))")
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} else {
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print(" ImageOptim: Not found")
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return false
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}
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} catch {
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print(" ImageOptim: Failed to get version (\(error))")
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return false
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}
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return true
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}
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private func checkMagickAvailability() -> Bool {
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do {
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let output = try safeShell("magick --version")
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guard let version = output.components(separatedBy: "ImageMagick ").dropFirst().first?
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.components(separatedBy: " ").first else {
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print(" Magick: Not found")
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return false
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}
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print(" Magick: \(version)")
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} catch {
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print(" Magick: Failed to get version (\(error))")
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return false
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}
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return true
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}
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private func checkCwebpAvailability() -> Bool {
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do {
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let output = try safeShell("cwebp -version")
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let version = output.components(separatedBy: ".").compactMap { Int($0.trimmed) }
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if version.count > 1 {
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print(" cwebp: \(version.map { "\($0)" }.joined(separator: "."))")
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} else {
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print(" cwebp: Not found")
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return false
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}
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} catch {
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print(" cwebp: Failed to get version (\(error))")
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return false
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}
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return true
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}
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private func checkAvifAvailability() -> Bool {
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do {
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let output = try safeShell("npx avif --version")
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let version = output.components(separatedBy: ".").compactMap { Int($0.trimmed) }
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if version.count > 1 {
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print(" avif: \(version.map { "\($0)" }.joined(separator: "."))")
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} else {
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print(" avif: Not found")
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return false
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}
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} catch {
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print(" avif: Failed to get version (\(error))")
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return false
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}
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return true
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}
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@ -46,7 +46,7 @@ final class ImageGenerator {
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private let numberOfTotalImages: Int
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private lazy var numberImagesToCreate = jobs.reduce(0) { $0 + $1.images.count } + multiJobs.count * 2
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private lazy var numberOfImagesToCreate = jobs.reduce(0) { $0 + $1.images.count } + multiJobs.count * 2
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private var numberOfImagesToOptimize = 0
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@ -100,7 +100,7 @@ final class ImageGenerator {
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for (baseImage, source) in multiJobs {
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createMultiImages(from: baseImage, path: source)
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}
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print(" Generated images: \(numberOfGeneratedImages)/\(numberImagesToCreate)")
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print(" Generated images: \(numberOfGeneratedImages)/\(numberOfImagesToCreate)")
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optimizeImages()
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print(" Optimized images: \(numberOfOptimizedImages)/\(numberOfImagesToOptimize)")
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@ -219,14 +219,18 @@ final class ImageGenerator {
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generatedImages.insert(webpPath)
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didGenerateImage()
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compress(at: source)
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compress(at: sourcePath)
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}
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private func createAVIF(at destination: String, from source: String, quality: Int = 55, effort: Int = 5) {
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let folder = destination.dropAfterLast("/")
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let command = "npx avif --input=\(source) --quality=\(quality) --effort=\(effort) --output=\(folder) --overwrite"
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do {
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_ = try safeShell(command)
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let output = try safeShell(command)
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if output == "" {
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return
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}
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markImageAsFailed(destination, error: "Failed to create AVIF image: \(output)")
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} catch {
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markImageAsFailed(destination, error: "Failed to create AVIF image")
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}
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@ -235,18 +239,26 @@ final class ImageGenerator {
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private func createWEBP(at destination: String, from source: String, quality: Int = 75) {
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let command = "cwebp \(source) -q \(quality) -o \(destination)"
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do {
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_ = try safeShell(command)
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let output = try safeShell(command)
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if !output.contains("Error") {
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return
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}
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markImageAsFailed(destination, error: "Failed to create WEBP image: \(output)")
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} catch {
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markImageAsFailed(destination, error: "Failed to create WEBP image")
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markImageAsFailed(destination, error: "Failed to create WEBP image: \(error)")
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}
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}
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private func compress(at destination: String, quality: Int = 70) {
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let command = "magick convert \(destination) -quality \(quality)% \(destination)"
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do {
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_ = try safeShell(command)
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let output = try safeShell(command)
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if output == "" {
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return
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}
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markImageAsFailed(destination, error: "Failed to compress image: \(output)")
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} catch {
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markImageAsFailed(destination, error: "Failed to compress image")
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markImageAsFailed(destination, error: "Failed to compress image: \(error)")
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}
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}
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@ -267,11 +279,18 @@ final class ImageGenerator {
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private func optimizeImageBatch(_ batch: ArraySlice<String>) -> Bool {
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let command = "imageoptim " + batch.joined(separator: " ")
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do {
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_ = try safeShell(command)
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let output = try safeShell(command)
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if output.contains("Finished") {
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return true
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}
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for image in batch {
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markImageAsFailed(image, error: "Failed to optimize image: \(output)")
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}
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return true
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} catch {
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for image in batch {
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markImageAsFailed(image, error: "Failed to optimize image")
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markImageAsFailed(image, error: "Failed to optimize image: \(error)")
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}
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return false
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}
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@ -281,7 +300,7 @@ final class ImageGenerator {
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private func didGenerateImage(count: Int = 1) {
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numberOfGeneratedImages += count
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print(" Generated images: \(numberOfGeneratedImages)/\(numberImagesToCreate) \r", terminator: "")
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print(" Generated images: \(numberOfGeneratedImages)/\(numberOfImagesToCreate) \r", terminator: "")
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fflush(stdout)
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}
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@ -14,7 +14,6 @@ struct CHGenerator: ParsableCommand {
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}
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private func loadConfiguration(at configPath: String) -> Configuration? {
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print(" ")
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print("--- CONFIGURATION ----------------------------------")
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print(" ")
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print(" Configuration file: \(configPath)")
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@ -128,6 +127,12 @@ private func finish(start: Date) {
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private func generate(configPath: String) throws {
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let start = Date()
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print(" ")
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guard checkDependencies() else {
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return
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}
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// 1. Load configuration
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guard let configuration = loadConfiguration(at: configPath) else {
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return
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