FilesExpand file tree

master

/

Config.cs

Copy path

Blame

More file actions

Blame

More file actions

Latest commit

 

History

History

History

234 lines (211 loc) · 7.26 KB

master

/

Config.cs

Copy path

Top

File metadata and controls

• Code
• Blame

234 lines (211 loc) · 7.26 KB

Raw

Copy raw file

Download raw file

Open symbols panel

Edit and raw actions

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

using System.Text.Json;

using System.Text.Json.Nodes;

namespace NpgsqlRestClient;

public static class Config

{

public static IConfigurationRoot Cfg { get; private set; } = null!;

public static IConfigurationSection NpgsqlRestCfg { get; private set; } = null!;

public static IConfigurationSection AuthCfg { get; private set; } = null!;

public static string CurrentDir => Directory.GetCurrentDirectory();

public static void Build(string[] args)

{

IConfigurationBuilder configBuilder;

var tempBuilder = new ConfigurationBuilder();

IConfigurationRoot tempCfg;

if (args.Length > 0)

{

foreach (var (fileName, optional) in Arguments.EnumerateConfigFiles(args))

{

tempBuilder.AddJsonFile(Path.GetFullPath(fileName, CurrentDir), optional: optional);

}

tempCfg = tempBuilder.Build();

}

else

{

tempCfg = tempBuilder

.AddJsonFile("appsettings.json", optional: false)

.AddJsonFile("appsettings.Development.json", optional: true)

.Build();

}

var cfgCfg = tempCfg.GetSection("Config");

if (cfgCfg != null && GetConfigBool("AddEnvironmentVariables", cfgCfg))

{

configBuilder = new ConfigurationBuilder().AddEnvironmentVariables();

}

else

{

configBuilder = new ConfigurationBuilder();

}

if (args.Length > 0)

{

foreach (var (fileName, optional) in Arguments.EnumerateConfigFiles(args))

{

configBuilder.AddJsonFile(Path.GetFullPath(fileName, CurrentDir), optional: optional);

}

Cfg = configBuilder.Build();

}

else

{

Cfg = configBuilder

.AddJsonFile("appsettings.json", optional: false)

.AddJsonFile("appsettings.Development.json", optional: true)

.Build();

}

NpgsqlRestCfg = Cfg.GetSection("NpgsqlRest");

AuthCfg = NpgsqlRestCfg.GetSection("AuthenticationOptions");

}

public static bool Exists(this IConfigurationSection? section)

{

if (section is null)

{

return false;

}

if (section.GetChildren().Any() is false)

{

return false;

}

return true;

}

public static bool GetConfigBool(string key, IConfiguration? subsection = null, bool defaultVal = false)

{

var section = subsection?.GetSection(key) ?? Cfg.GetSection(key);

if (string.IsNullOrEmpty(section?.Value))

{

return defaultVal;

}

return string.Equals(section?.Value, "true", StringComparison.OrdinalIgnoreCase);

}

public static string? GetConfigStr(string key, IConfiguration? subsection = null)

{

var section = subsection?.GetSection(key) ?? Cfg.GetSection(key);

return string.IsNullOrEmpty(section?.Value) ? null : section.Value;

}

public static int? GetConfigInt(string key, IConfiguration? subsection = null)

{

var section = subsection?.GetSection(key) ?? Cfg.GetSection(key);

if (section?.Value is null)

{

return null;

}

if (int.TryParse(section.Value, out var value))

{

return value;

}

return null;

}

public static T? GetConfigEnum<T>(string key, IConfiguration? subsection = null)

{

var section = subsection?.GetSection(key) ?? Cfg.GetSection(key);

if (string.IsNullOrEmpty(section?.Value))

{

return default;

}

return GetEnum<T>(section?.Value);

}

public static T? GetEnum<T>(string? value)

{

if (value is null)

{

return default;

}

var type = typeof(T);

var nullable = Nullable.GetUnderlyingType(type);

var names = Enum.GetNames(nullable ?? type);

foreach (var name in names)

{

if (string.Equals(value, name, StringComparison.OrdinalIgnoreCase))

{

return (T)Enum.Parse(nullable ?? type, name);

}

}

return default;

}

public static IEnumerable<string>? GetConfigEnumerable(string key, IConfiguration? subsection = null)

{

var section = subsection is not null ? subsection?.GetSection(key) : Cfg.GetSection(key);

var children = section?.GetChildren().ToArray();

if (children is null || (children.Length == 0 && section?.Value == ""))

{

return null;

}

return children.Select(c => c.Value ?? "");

}

public static T? GetConfigFlag<T>(string key, IConfiguration? subsection = null)

{

var array = GetConfigEnumerable(key, subsection)?.ToArray();

if (array is null)

{

return default;

}

var type = typeof(T);

var nullable = Nullable.GetUnderlyingType(type);

var names = Enum.GetNames(nullable ?? type);

T? result = default;

foreach (var value in array)

{

foreach (var name in names)

{

if (string.Equals(value, name, StringComparison.OrdinalIgnoreCase))

{

var e = (T)Enum.Parse(nullable ?? type, name);

if (result is null)

{

result = e;

}

else

{

result = (T)Enum.ToObject(type, Convert.ToInt32(result) | Convert.ToInt32(e));

}

}

}

}

return result;

}

public static string Serialize()

{

var json = SerializeConfig(Cfg);

return json?.ToJsonString(new JsonSerializerOptions() { WriteIndented = true }) ?? "{}";

}

private static JsonNode? SerializeConfig(IConfiguration config)

{

JsonObject obj = new();

foreach (var child in config.GetChildren())

{

if (child.Path.EndsWith(":0"))

{

var arr = new JsonArray();

foreach (var arrayChild in config.GetChildren())

{

arr.Add(SerializeConfig(arrayChild));

}

return arr;

}

else

{

obj.Add(child.Key, SerializeConfig(child));

}

}

if (obj.Count() == 0 && config is IConfigurationSection section)

{

if (bool.TryParse(section.Value, out bool boolean))

{

return JsonValue.Create(boolean);

}

else if (decimal.TryParse(section.Value, out decimal real))

{

return JsonValue.Create(real);

}

else if (long.TryParse(section.Value, out long integer))

{

return JsonValue.Create(integer);

}

if (section.Path.StartsWith("ConnectionStrings:"))

{

return JsonValue.Create(string.Join(';',

section?.Value?.Split(';')?.Where(p => p.StartsWith("password", StringComparison.OrdinalIgnoreCase) is false) ?? []));

}

return JsonValue.Create(section.Value);

}

return obj;

}

}