spm2pod.js

/// https://developers.cloudflare.com/workers/

addEventListener("fetch", event => {
    event.respondWith(handleRequest(event.request))
  })
  
async function handleRequest(request) {
    // https://example.com/author/repo/name.podspec?xxx=xxx
    const url = new URL(request.url)
    const [, author, repo, name] = url.pathname.split(/[\./]/g)
    // version=1.0.0
    const version = url.searchParams.get('version')
    // dependencies=A,B,C
    const dependencies = url.searchParams.get('dependencies')?.split(',') ?? []
    // subspecs=core!dep1,dep2$ui!core,dep3
    const subspecs = url.searchParams.get('subspecs')?.split('$') ?? []
    // default_subspec=default
    const defaultSubspec = url.searchParams.get('default_subspec')
    // target=ios!9.0$osx!10.9$tvos!9.0$watchos!3.0
    const target = url.searchParams.get('target')?.split('$') ?? ['ios!9.0$osx!10.9$tvos!9.0$watchos!3.0']
    return new Response(createPodspec(name, repo, author, version, dependencies, subspecs, defaultSubspec, target))
}

function createPodspec(name, repo, author, version, dependencies, subspecs, defaultSubspec, target) {
    return `
Pod::Spec.new do |s|
    s.name             = '${name}'
    s.version          = '${version}'
    s.summary          = 'SPM to CocoaPods Bridge.'
    s.description      = 'Swift Package Manager to CocoaPods Bridge.'
    s.homepage         = 'https://github.com/${author}/${repo}'
    s.license          = { :type => 'MIT', :file => 'LICENSE' }
    s.author           = { '${author}' => 'letpods@tbxark.com' }
    s.source           = { :git => 'https://github.com/${author}/${repo}.git', :tag => '${version}' }
${
    target.length > 0 ? target.map(t => {
        const [name, version] = t.split('!')
        return `    s.${name}.deployment_target = '${version}'`
    } ).join('\n') : ''
}    
${
    defaultSubspec == null ? `    s.source_files = 'Sources/${name}/**/*'` : ''   
}
${
        dependencies.length > 0 ? dependencies.map(dependency => `    s.dependency '${dependency}'`).join('\n') : ''  
}
${
    subspecs.length > 0 ? subspecs.map(subspec => {
        const [name, dependencies] = subspec.split('!')
        return `  
    s.subspec '${name}' do |ss|
        ss.source_files = 'Sources/${name}/**/*'
${
        dependencies.length > 0 ? dependencies.map(dependency => `        ss.dependency '${dependency}'`).join('\n') : ''
}
    end`
    }).join('\n') : ''
}
${
    defaultSubspec ? `    s.default_subspec = '${defaultSubspec}'` : ''
}
end
    `
}