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Removed async methods (except when getting data) and versioned up NuGet

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This commit is contained in:
Russ Kollmansberger
2025-09-06 11:28:14 -05:00
parent e25a6b166a
commit df79b32d45
3 changed files with 87 additions and 29 deletions
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94
SqlBuilder.cs
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@@ -155,14 +155,14 @@ namespace DbTools {
sb.AppendLine("\t" + columns.Trim());
sb.AppendLine(sql.Substring(startIndex + length) + ";");
string indexes = await GetIndexCreateSqlAsync(cn, tableName);
string indexes = GetIndexCreateSql(cn, tableName);
if (!string.IsNullOrEmpty(indexes)) {
sb.AppendLine();
sb.AppendLine("-- INDEXES --");
sb.AppendLine(indexes);
}
string triggers = await GetTriggerCreateSqlAsync(cn, tableName);
string triggers = GetTriggerCreateSql(cn, tableName);
if (!string.IsNullOrEmpty(triggers)) {
sb.AppendLine();
sb.AppendLine("-- TRIGGERS --");
@@ -183,6 +183,60 @@ namespace DbTools {
}
}
public string GetTableCreateSql(IDbConnection cn, string tableName) {
if (cn == null) {
throw new ArgumentNullException("cn");
}
if (string.IsNullOrEmpty(tableName)) {
throw new ArgumentNullException("tableName");
}
if (cn.State != ConnectionState.Open) {
cn.Open();
}
using (IDbCommand cmd = cn.CreateCommand()) {
cmd.CommandText = $"select sql from sqlite_master where tbl_name='{tableName}' and type='table'";
using (IDataReader reader = cmd.ExecuteReader()) {
StringBuilder sb = new StringBuilder();
reader.Read();
string sql = reader.GetString(0);
Match m = Regex.Match(sql, "CREATE TABLE \\S+ \\((.*)\\)", RegexOptions.Singleline);
if (!m.Success) {
Trace.TraceWarning("Unable to match regex on table " + tableName);
return string.Empty;
}
sb.AppendLine("-- TABLE " + tableName + " --");
int startIndex = m.Groups[1].Index;
int length = m.Groups[1].Length;
string columns = Regex.Replace(m.Groups[1].Value, "\\s{2,}", " ");
columns = Regex.Replace(columns.Replace(", ", ",").Replace(",\n", ","), ",(?!\\d+\\))", ",\r\n\t");
sb.AppendLine(sql.Substring(0, startIndex));
sb.AppendLine("\t" + columns.Trim());
sb.AppendLine(sql.Substring(startIndex + length) + ";");
string indexes = GetIndexCreateSql(cn, tableName);
if (!string.IsNullOrEmpty(indexes)) {
sb.AppendLine();
sb.AppendLine("-- INDEXES --");
sb.AppendLine(indexes);
}
string triggers = GetTriggerCreateSql(cn, tableName);
if (!string.IsNullOrEmpty(triggers)) {
sb.AppendLine();
sb.AppendLine("-- TRIGGERS --");
sb.AppendLine(triggers);
}
sb.AppendLine("-- END TABLE " + tableName + " --");
return sb.ToString();
}
}
}
public string GetTableDropSql(IDbConnection cn, string tableName) {
if (cn == null) {
@@ -193,7 +247,7 @@ namespace DbTools {
}
StringBuilder sb = new StringBuilder();
string[] indexes = GetIndexCreateSqlAsync(cn, tableName).Result.Split(new string[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
string[] indexes = GetIndexCreateSql(cn, tableName).Split(new string[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string index in indexes) {
Match m = Regex.Match(index, "CREATE INDEX (\\S+) ON .*", RegexOptions.Singleline);
if (m.Success) {
@@ -201,7 +255,7 @@ namespace DbTools {
}
}
string[] triggers = GetTriggerCreateSqlAsync(cn, tableName).Result.Split(new string[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
string[] triggers = GetTriggerCreateSql(cn, tableName).Split(new string[] { "\r\n", "\n" }, StringSplitOptions.RemoveEmptyEntries);
foreach (string trigger in triggers) {
Match m = Regex.Match(trigger, "CREATE TRIGGER (\\S+) .*", RegexOptions.Singleline);
if (m.Success) {
@@ -224,7 +278,7 @@ namespace DbTools {
/// <returns>A string containing the SQL statements for creating all indexes on the specified table, separated by
/// newlines. Returns an empty string if no indexes are found.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="cn"/> is null or if <paramref name="tableName"/> is null or empty.</exception>
public async Task<string> GetIndexCreateSqlAsync(IDbConnection cn, string tableName) {
public string GetIndexCreateSql(IDbConnection cn, string tableName) {
if (cn == null) {
throw new ArgumentNullException("cn");
}
@@ -236,16 +290,14 @@ namespace DbTools {
}
StringBuilder sb = new StringBuilder();
await Task.Run(() => {
using (IDbCommand cmd = cn.CreateCommand()) {
cmd.CommandText = $"SELECT sql FROM sqlite_master WHERE type='index' AND tbl_name='{tableName}' AND sql NOT NULL;";
using (IDataReader reader = cmd.ExecuteReader()) {
while (reader.Read()) {
sb.AppendLine(reader.GetString(0) + ";");
}
using (IDbCommand cmd = cn.CreateCommand()) {
cmd.CommandText = $"SELECT sql FROM sqlite_master WHERE type='index' AND tbl_name='{tableName}' AND sql NOT NULL;";
using (IDataReader reader = cmd.ExecuteReader()) {
while (reader.Read()) {
sb.AppendLine(reader.GetString(0) + ";");
}
}
});
}
return sb.ToString();
}
@@ -261,7 +313,7 @@ namespace DbTools {
/// <returns>A string containing the SQL definitions of all triggers for the specified table, separated by semicolons.
/// Returns an empty string if no triggers are found.</returns>
/// <exception cref="ArgumentNullException">Thrown if <paramref name="cn"/> is null or if <paramref name="tableName"/> is null or empty.</exception>
public async Task<string> GetTriggerCreateSqlAsync(IDbConnection cn, string tableName) {
public string GetTriggerCreateSql(IDbConnection cn, string tableName) {
if (cn == null) {
throw new ArgumentNullException("cn");
}
@@ -272,16 +324,14 @@ namespace DbTools {
cn.Open();
}
StringBuilder sb = new StringBuilder();
await Task.Run(() => {
using (IDbCommand cmd = cn.CreateCommand()) {
cmd.CommandText = $"SELECT sql FROM sqlite_master WHERE type='trigger' AND tbl_name='{tableName}' AND sql NOT NULL;";
using (IDataReader reader = cmd.ExecuteReader()) {
while (reader.Read()) {
sb.AppendLine(reader.GetString(0) + ";");
}
using (IDbCommand cmd = cn.CreateCommand()) {
cmd.CommandText = $"SELECT sql FROM sqlite_master WHERE type='trigger' AND tbl_name='{tableName}' AND sql NOT NULL;";
using (IDataReader reader = cmd.ExecuteReader()) {
while (reader.Read()) {
sb.AppendLine(reader.GetString(0) + ";");
}
}
});
}
return sb.ToString();
}