package notification

import (
	"path/filepath"
	"testing"

	"github.com/stretchr/testify/require"
)

var expectedNotificationUserEnrichmentDocumentationSnippets = []string{
	"one trusted `User Service` HTTP enrichment client",
	"user-targeted route enrichment during intent acceptance before durable write",
	"`404 subject_not_found` from `User Service` is recorded under malformed-intent storage with `failure_code=recipient_not_found`",
	"temporary `User Service` lookup failures stop the consumer before stream-offset advance",
	"current implemented support is exactly one locale: `en`",
	"no intermediate locale reduction is used in v1",
}

func TestNotificationUserEnrichmentDocsStayInSync(t *testing.T) {
	t.Parallel()

	readme := loadTextFile(t, "README.md")
	flowsDoc := loadTextFile(t, filepath.Join("docs", "flows.md"))
	docsIndex := loadTextFile(t, filepath.Join("docs", "README.md"))
	architecture := loadTextFile(t, filepath.Join("..", "ARCHITECTURE.md"))
	normalizedReadme := normalizeWhitespace(readme)
	normalizedFlowsDoc := normalizeWhitespace(flowsDoc)
	normalizedArchitecture := normalizeWhitespace(architecture)

	require.Contains(t, docsIndex, "- [Main flows](flows.md)")
	require.Contains(t, normalizedArchitecture, normalizeWhitespace("Acceptance of a user-targeted notification intent is complete only after every"))
	require.Contains(t, normalizedArchitecture, normalizeWhitespace("unresolved user ids are treated as producer input defects"))

	for _, snippet := range expectedNotificationUserEnrichmentDocumentationSnippets {
		normalizedSnippet := normalizeWhitespace(snippet)
		require.Contains(t, normalizedReadme, normalizedSnippet)
	}

	require.Contains(t, normalizedFlowsDoc, normalizeWhitespace("User-targeted routes are enriched before durable route write"))
	require.Contains(t, normalizedFlowsDoc, normalizeWhitespace("supported resolved locale is exactly `en`"))
	require.Contains(t, normalizedFlowsDoc, normalizeWhitespace("record malformed intent recipient_not_found"))
	require.Contains(t, normalizedFlowsDoc, normalizeWhitespace("stop before stream-offset advance"))
}