Initial release: Claude Pro usage widget for Android

2026-05-22 15:11:56 +00:00
commit 33ac02ead4
639 changed files with 52708 additions and 0 deletions
@@ -0,0 +1,150 @@
+package me.khodak.claudeusage
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.View
+import androidx.appcompat.app.AppCompatActivity
+import androidx.lifecycle.lifecycleScope
+import kotlinx.coroutines.launch
+import me.khodak.claudeusage.data.PreferencesManager
+import me.khodak.claudeusage.data.UsageData
+import me.khodak.claudeusage.databinding.ActivityMainBinding
+import java.text.SimpleDateFormat
+import java.util.*
+import java.util.concurrent.TimeUnit
+
+class MainActivity : AppCompatActivity() {
+
+    private lateinit var binding: ActivityMainBinding
+    private lateinit var prefs: PreferencesManager
+    private lateinit var repo: UsageRepository
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+
+        prefs = PreferencesManager(this)
+        repo = UsageRepository(prefs)
+
+        binding.btnLogin.setOnClickListener {
+            startActivity(Intent(this, LoginActivity::class.java))
+        }
+
+        // If already logged in, go straight to logged-in state without re-opening login
+        if (prefs.isLoggedIn()) {
+            updateUI(prefs.getUsageData())
+        }
+
+        binding.btnLogout.setOnClickListener {
+            prefs.clearSession()
+            updateUI(null)
+        }
+
+        binding.btnRefresh.setOnClickListener {
+            refreshUsage()
+        }
+
+        binding.tvWidgetHint.setOnClickListener {
+            startActivity(Intent(Intent.ACTION_MAIN).apply {
+                addCategory(Intent.CATEGORY_HOME)
+            })
+        }
+
+        binding.btnDebug.setOnClickListener {
+            if (binding.tvDebugInfo.visibility == android.view.View.GONE) {
+                binding.tvDebugInfo.text = repo.lastDebugInfo.ifBlank { "No debug info yet — tap Refresh first" }
+                binding.tvDebugInfo.visibility = android.view.View.VISIBLE
+                binding.btnDebug.text = "Hide API Debug"
+            } else {
+                binding.tvDebugInfo.visibility = android.view.View.GONE
+                binding.btnDebug.text = "Show API Debug"
+            }
+        }
+    }
+
+    override fun onResume() {
+        super.onResume()
+        val cached = prefs.getUsageData()
+        updateUI(cached)
+        if (prefs.isLoggedIn()) {
+            refreshUsage()
+        }
+    }
+
+    private fun refreshUsage() {
+        binding.btnRefresh.isEnabled = false
+        binding.progressIndicator.visibility = View.VISIBLE
+        lifecycleScope.launch {
+            val data = try {
+                repo.fetchUsage()
+            } catch (e: Exception) {
+                prefs.getUsageData()?.copy(errorMessage = "Network error")
+                    ?: UsageData(errorMessage = "Network error")
+            }
+            prefs.saveUsageData(data)
+            updateUI(data)
+            if (binding.tvDebugInfo.visibility == View.VISIBLE) {
+                binding.tvDebugInfo.text = repo.lastDebugInfo
+            }
+            binding.btnRefresh.isEnabled = true
+            binding.progressIndicator.visibility = View.GONE
+        }
+    }
+
+    private fun updateUI(data: UsageData?) {
+        val loggedIn = prefs.isLoggedIn()
+
+        binding.layoutLoggedOut.visibility = if (loggedIn) View.GONE else View.VISIBLE
+        binding.layoutLoggedIn.visibility = if (loggedIn) View.VISIBLE else View.GONE
+
+        if (!loggedIn || data == null) return
+
+        binding.progressBar.progress = data.progressPercent
+
+        if (data.weeklyUtilization >= 0f) {
+            val wPct = data.weeklyUtilization.toInt()
+            binding.progressBarWeekly.progress = wPct
+            binding.tvWeeklyUsage.text = "$wPct% this week"
+        } else {
+            binding.progressBarWeekly.progress = 0
+            binding.tvWeeklyUsage.text = "—"
+        }
+
+        binding.tvUsage.text = when {
+            data.fiveHourUtilization >= 0f -> {
+                val pct = data.fiveHourUtilization.toInt()
+                "$pct% of limit used"
+            }
+            data.messagesLimit > 0 && data.effectiveUsed >= 0 ->
+                "${data.effectiveUsed} of ${data.messagesLimit} messages used"
+            data.effectiveRemaining >= 0 && data.messagesLimit > 0 ->
+                "${data.effectiveRemaining} of ${data.messagesLimit} remaining"
+            data.effectiveRemaining >= 0 ->
+                "${data.effectiveRemaining} messages remaining"
+            else -> "Usage data unavailable"
+        }
+
+        binding.tvReset.text = formatReset(data.effectiveResetEpoch)
+        binding.tvWeeklyReset.text = formatReset(data.weeklyResetAtEpoch)
+        binding.tvUpdated.text = if (data.lastUpdated > 0)
+            "Last updated: ${SimpleDateFormat("h:mm a, MMM d", Locale.US).format(Date(data.lastUpdated))}"
+        else ""
+
+        binding.tvError.text = data.errorMessage
+        binding.tvError.visibility = if (data.errorMessage.isNotBlank()) View.VISIBLE else View.GONE
+    }
+
+    private fun formatReset(epochMs: Long): String {
+        if (epochMs <= 0) return ""
+        val now = System.currentTimeMillis()
+        if (epochMs <= now) return "Resets soon"
+        val diffH = TimeUnit.MILLISECONDS.toHours(epochMs - now)
+        val timeStr = SimpleDateFormat("h:mm a", Locale.US).format(Date(epochMs))
+        return when {
+            diffH < 24 -> "Resets at $timeStr"
+            diffH < 48 -> "Resets tomorrow $timeStr"
+            else -> "Resets ${SimpleDateFormat("EEE", Locale.US).format(Date(epochMs))} $timeStr"
+        }
+    }
+}