Add target to any file in Xcode with Expo config plugin

live-activity-intents.js

const { withXcodeProject } = require('@expo/config-plugins')

const findFileReferenceByName = (xcodeProject, fileName) => {
    const fileReferences = xcodeProject.hash.project.objects['PBXFileReference']
    
    return Object.fromEntries(
        Object
            .entries(fileReferences)
            .filter(([key, value]) => value.name === `"${fileName}"`)
    )
}

const withLiveActivityIntents = (config, { intents }) => {
    return withXcodeProject(config, config => {
        const xcodeProject = config.modResults

        intents.forEach(intent => {
            const fileRef = findFileReferenceByName(xcodeProject, intent)
            const fileRefUUID = Object.keys(fileRef).at(0)
            const fileUUID = xcodeProject.generateUuid()

            xcodeProject.addToPbxBuildFileSection({
                uuid: fileUUID,
                isa: 'PBXBuildFile',
                fileRef: fileRefUUID,
                basename: intent,
                group: 'Sources',
            })
            xcodeProject.addToPbxSourcesBuildPhase({
                uuid: fileUUID,
                basename: intent,
                group: 'Sources',
                target: xcodeProject.getFirstTarget().uuid
            })
        })

        return config
    })
}

module.exports = withLiveActivityIntents