329 lines
8.0 KiB
Dart
329 lines
8.0 KiB
Dart
import "dart:convert";
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import "dart:typed_data";
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import "package:flutter/foundation.dart";
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import "package:http/http.dart" as http;
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class QuoteEngagement {
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final int? likes;
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final int? retweets;
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final int? replies;
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final int? views;
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QuoteEngagement({
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this.likes,
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this.retweets,
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this.replies,
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this.views,
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});
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Map<String, dynamic> toJson() {
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return {
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if (likes != null) "likes": likes,
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if (retweets != null) "retweets": retweets,
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if (replies != null) "replies": replies,
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if (views != null) "views": views,
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};
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}
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factory QuoteEngagement.fromJson(Map<String, dynamic> json) {
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return QuoteEngagement(
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likes: json["likes"],
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retweets: json["retweets"],
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replies: json["replies"],
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views: json["views"],
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);
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}
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}
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class QuoteSessionRequest {
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final String? displayName;
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final String? username;
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final dynamic avatarUrl;
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final String? text;
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final dynamic imageUrl;
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final int? timestamp;
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final bool? verified;
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final QuoteEngagement? engagement;
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final bool clearAvatarUrl;
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final bool clearImageUrl;
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final bool clearEngagement;
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QuoteSessionRequest({
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this.displayName,
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this.username,
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this.avatarUrl,
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this.text,
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this.imageUrl,
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this.timestamp,
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this.verified,
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this.engagement,
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this.clearAvatarUrl = false,
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this.clearImageUrl = false,
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this.clearEngagement = false,
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});
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// convert img bytes to base64 data uri
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String? _encodeImage(dynamic image) {
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if (image == null) return null;
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if (image is String) return image;
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if (image is Uint8List) {
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final base64String = base64Encode(image);
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return "data:image/png;base64,$base64String";
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}
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return null;
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}
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Map<String, dynamic> toJson() {
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final map = <String, dynamic>{};
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if (displayName != null) map["displayName"] = displayName;
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if (username != null) map["username"] = username;
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if (clearAvatarUrl) {
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map["avatarUrl"] = null;
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} else {
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final encodedAvatar = _encodeImage(avatarUrl);
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if (encodedAvatar != null) map["avatarUrl"] = encodedAvatar;
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}
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if (text != null) map["text"] = text;
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if (clearImageUrl) {
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map["imageUrl"] = null;
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} else {
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final encodedImage = _encodeImage(imageUrl);
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if (encodedImage != null) map["imageUrl"] = encodedImage;
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}
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if (timestamp != null) map["timestamp"] = timestamp;
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if (verified != null) map["verified"] = verified;
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if (clearEngagement) {
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map["engagement"] = null;
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} else if (engagement != null) {
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map["engagement"] = engagement!.toJson();
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}
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return map;
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}
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}
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class QuoteSession {
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final String id;
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final String? displayName;
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final String? username;
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final String? avatarUrl;
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final String? text;
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final String? imageUrl;
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final int? timestamp;
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final bool? verified;
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final QuoteEngagement? engagement;
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final int createdAt;
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final int updatedAt;
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QuoteSession({
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required this.id,
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this.displayName,
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this.username,
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this.avatarUrl,
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this.text,
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this.imageUrl,
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this.timestamp,
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this.verified,
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this.engagement,
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required this.createdAt,
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required this.updatedAt,
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});
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factory QuoteSession.fromJson(Map<String, dynamic> json) {
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return QuoteSession(
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id: json["id"],
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displayName: json["displayName"],
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username: json["username"],
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avatarUrl: json["avatarUrl"],
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text: json["text"],
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imageUrl: json["imageUrl"],
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timestamp: json["timestamp"],
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verified: json["verified"],
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engagement: json["engagement"] != null
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? QuoteEngagement.fromJson(json["engagement"])
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: null,
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createdAt: json["createdAt"],
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updatedAt: json["updatedAt"],
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);
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}
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}
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class QuoteSnapshot {
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final String token;
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final String url;
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final String sessionId;
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final int createdAt;
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final int expiresAt;
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QuoteSnapshot({
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required this.token,
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required this.url,
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required this.sessionId,
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required this.createdAt,
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required this.expiresAt,
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});
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factory QuoteSnapshot.fromJson(Map<String, dynamic> json) {
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return QuoteSnapshot(
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token: json["token"],
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url: json["url"],
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sessionId: json["sessionId"],
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createdAt: json["createdAt"],
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expiresAt: json["expiresAt"],
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);
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}
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}
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class QuoteGeneratorApiV2 {
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// static const String _baseUrl = "https://quotes.imbenji.net";
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static const String _baseUrl = kDebugMode ? "http://localhost:3000" : "https://quotes.imbenji.net";
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// create new session
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static Future<QuoteSession> createSession(QuoteSessionRequest request) async {
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final url = Uri.parse("$_baseUrl/v2/quote");
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final response = await http.post(
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url,
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headers: {
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"Content-Type": "application/json",
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"User-Agent": "QuoteGen-Flutter/1.0",
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},
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body: jsonEncode(request.toJson()),
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);
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if (response.statusCode == 201) {
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final data = jsonDecode(response.body);
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return QuoteSession.fromJson(data);
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} else {
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throw Exception("Failed to create session: ${response.statusCode}");
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}
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}
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// get session state
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static Future<QuoteSession> getSession(String sessionId) async {
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final url = Uri.parse("$_baseUrl/v2/quote/$sessionId");
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final response = await http.get(
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url,
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headers: {"User-Agent": "QuoteGen-Flutter/1.0"},
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);
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if (response.statusCode == 200) {
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final data = jsonDecode(response.body);
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return QuoteSession.fromJson(data);
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} else {
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throw Exception("Failed to get session: ${response.statusCode}");
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}
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}
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// update session fields (only send whats changed)
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static Future<QuoteSession> updateSession(
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String sessionId,
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QuoteSessionRequest updates,
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) async {
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final url = Uri.parse("$_baseUrl/v2/quote/$sessionId");
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final response = await http.patch(
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url,
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headers: {
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"Content-Type": "application/json",
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"User-Agent": "QuoteGen-Flutter/1.0",
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},
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body: jsonEncode(updates.toJson()),
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);
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if (response.statusCode == 200) {
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final data = jsonDecode(response.body);
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return QuoteSession.fromJson(data);
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} else {
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throw Exception("Failed to update session: ${response.statusCode}");
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}
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}
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// render the session as image
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static Future<Uint8List> generateImage(String sessionId) async {
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final url = Uri.parse("$_baseUrl/v2/quote/$sessionId/image");
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final response = await http.get(
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url,
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headers: {"User-Agent": "QuoteGen-Flutter/1.0"},
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);
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if (response.statusCode == 200) {
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return response.bodyBytes;
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} else {
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throw Exception("Failed to generate image: ${response.statusCode}");
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}
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}
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// delete session
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static Future<void> deleteSession(String sessionId) async {
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final url = Uri.parse("$_baseUrl/v2/quote/$sessionId");
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final response = await http.delete(
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url,
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headers: {"User-Agent": "QuoteGen-Flutter/1.0"},
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);
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if (response.statusCode != 204) {
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throw Exception("Failed to delete session: ${response.statusCode}");
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}
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}
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// create persistant snapshot link
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static Future<QuoteSnapshot> createSnapshotLink(String sessionId) async {
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final url = Uri.parse("$_baseUrl/v2/quote/$sessionId/snapshot-link");
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final response = await http.post(
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url,
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headers: {"User-Agent": "QuoteGen-Flutter/1.0"},
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);
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if (response.statusCode == 201) {
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final data = jsonDecode(response.body);
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return QuoteSnapshot.fromJson(data);
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} else {
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throw Exception("Failed to create snapshot link: ${response.statusCode}");
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}
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}
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// get snapshot image by token
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static Future<Uint8List> getSnapshot(String token) async {
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final url = Uri.parse("$_baseUrl/v2/snapshot/$token");
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final response = await http.get(
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url,
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headers: {"User-Agent": "QuoteGen-Flutter/1.0"},
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);
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if (response.statusCode == 200) {
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return response.bodyBytes;
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} else {
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throw Exception("Failed to get snapshot: ${response.statusCode}");
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}
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}
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// helper to get current timestamp in seconds
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static int getCurrentTimestamp() {
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return DateTime.now().millisecondsSinceEpoch ~/ 1000;
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}
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}
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