mirror of https://github.com/Corewala/Buran
100 lines
2.6 KiB
Kotlin
100 lines
2.6 KiB
Kotlin
package corewala.buran
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import android.net.Uri
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import java.util.*
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const val GEM_SCHEME = "gemini://"
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const val GUS_SEARCH_BASE = "gemini://geminispace.info/search?"
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class OmniTerm(private val listener: Listener) {
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val history = ArrayList<OppenURI>()
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var uri = OppenURI()
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var penultimate = OppenURI()
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/**
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* User input to the 'omni bar' - could be an address or a search term
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* @param term - User-inputted term
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*/
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fun input(term: String){
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when {
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term.startsWith(GEM_SCHEME) && term != GEM_SCHEME -> {
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listener.request(term)
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return
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}
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term.contains(".") -> {
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listener.request("gemini://${term}")
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}
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else -> {
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val encoded = Uri.encode(term)
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listener.request("$GUS_SEARCH_BASE$encoded")
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}
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}
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}
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fun search(term: String){
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val encoded = Uri.encode(term)
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listener.request("$GUS_SEARCH_BASE$encoded")
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}
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fun navigation(link: String) {
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navigation(link, true)
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}
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fun imageAddress(link: String){
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navigation(link, false)
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}
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/**
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* A clicked link, could be absolute or relative
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* @param link - a Gemtext link
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*/
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private fun navigation(link: String, invokeListener: Boolean) {
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when {
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link.startsWith("http") -> listener.openBrowser(link)
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link.startsWith(GEM_SCHEME) -> uri.set(link)
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link.startsWith("//") -> uri.set("gemini:$link")
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else -> uri.resolve(link)
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}
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//todo - fix this, the double slash fix breaks the scheme, so this hack puts it back... uggh
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val address = uri.toString().replace("%2F", "/").replace("//", "/").replace("gemini:/", "gemini://")
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println("OmniTerm resolved address: $address")
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if(invokeListener) listener.request(address)
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}
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fun traverse(address: String): String {
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return OppenURI(address).traverse().toString()
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}
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fun reset(){
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uri = penultimate.copy()
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}
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fun set(address: String) {
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penultimate.set(address)
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uri.set(address)
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if (history.isEmpty() || history.last().toString() != address) {
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history.add(uri.copy())
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}
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}
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fun getCurrent(): String {
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return history.last().toString()
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}
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fun canGoBack(): Boolean {
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return history.size > 1
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}
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fun goBack(): String {
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history.removeLast()
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return history.last().toString()
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}
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interface Listener{
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fun request(address: String)
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fun openBrowser(address: String)
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}
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} |