import Testing
@testable import VoiceDiary

@Suite("DiaryEntry Tests")
struct DiaryEntryTests {
	@Test("Entry date is normalized to start of day")
	func dateNormalization() {
		let now = Date.now
		let entry = DiaryEntry(date: now)
		let startOfDay = Calendar.current.startOfDay(for: now)
		#expect(entry.date == startOfDay)
	}

	@Test("Combined transcript joins memo transcripts")
	func combinedTranscript() {
		let entry = DiaryEntry(date: .now)

		let memo1 = VoiceMemo(audioFileName: "test1.m4a", duration: 10)
		memo1.transcript = "First memo."

		let memo2 = VoiceMemo(audioFileName: "test2.m4a", duration: 20)
		memo2.transcript = "Second memo."

		entry.memos = [memo1, memo2]

		#expect(entry.combinedTranscript.contains("First memo."))
		#expect(entry.combinedTranscript.contains("Second memo."))
	}

	@Test("Entry without memos has empty transcript")
	func emptyTranscript() {
		let entry = DiaryEntry(date: .now)
		#expect(entry.combinedTranscript.isEmpty)
	}

	@Test("hasMemos returns correct state")
	func hasMemos() {
		let entry = DiaryEntry(date: .now)
		#expect(!entry.hasMemos)

		entry.memos.append(VoiceMemo(audioFileName: "test.m4a", duration: 5))
		#expect(entry.hasMemos)
	}
}

@Suite("VoiceMemo Tests")
struct VoiceMemoTests {
	@Test("Formatted duration displays correctly")
	func formattedDuration() {
		let memo = VoiceMemo(audioFileName: "test.m4a", duration: 125)
		#expect(memo.formattedDuration == "2:05")
	}

	@Test("Audio URL is constructed correctly")
	func audioURL() {
		let memo = VoiceMemo(audioFileName: "test-memo.m4a", duration: 10)
		#expect(memo.audioURL.lastPathComponent == "test-memo.m4a")
		#expect(memo.audioURL.pathComponents.contains("VoiceMemos"))
	}
}

@Suite("LocalSummarizationProvider Tests")
struct SummarizationTests {
	@Test("Placeholder summarization produces markdown")
	func basicSummarization() async throws {
		let provider = LocalSummarizationProvider()
		let result = try await provider.summarize(
			transcript: "Heute war ein guter Tag. Ich habe viel geschafft.",
			date: Date.now
		)
		#expect(result.contains("# "))
		#expect(result.contains("Erlebnisse des Tages"))
		#expect(result.contains("Heute war ein guter Tag"))
	}
}