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Refactored the code to make it unit testable

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This commit is contained in:
Alekhya Reddy 2020-03-17 11:28:21 -07:00
parent 7164260f6e
commit 69758b80a5
1 changed files with 59 additions and 46 deletions
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105
src/modules/launcher/Plugins/Wox.Plugin.Indexer/SearchHelper/WindowsSearchAPI.cs
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@ -7,7 +7,63 @@ namespace Wox.Plugin.Indexer.SearchHelper
{
public class WindowsSearchAPI
{
public IEnumerable<SearchResult> Search(string keyword, string pattern = "*", int offset = 0, int maxCount = 100)
private OleDbConnection conn;
private OleDbCommand command;
private OleDbDataReader WDSResults;
public IEnumerable<SearchResult> ExecuteQuery(ISearchQueryHelper queryHelper, string keyword)
{
// Generate SQL from our parameters, converting the userQuery from AQS->WHERE clause
string sqlQuery = queryHelper.GenerateSQLFromUserQuery(keyword);
// --- Perform the query ---
// create an OleDbConnection object which connects to the indexer provider with the windows application
using (conn = new OleDbConnection(queryHelper.ConnectionString))
{
// open the connection
conn.Open();
// now create an OleDB command object with the query we built above and the connection we just opened.
using (command = new OleDbCommand(sqlQuery, conn))
{
// execute the command, which returns the results as an OleDbDataReader.
using (WDSResults = command.ExecuteReader())
{
while (WDSResults.Read())
{
// col 0 is our path in display format
Console.WriteLine("{0}", WDSResults.GetString(0));
var result = new SearchResult { Path = WDSResults.GetString(0) };
yield return result;
}
}
}
}
}
public void setQueryHelper(ref ISearchQueryHelper queryHelper, string pattern)
{
// convert file pattern if it is not '*'. Don't create restriction for '*' as it includes all files.
if (pattern != "*")
{
pattern = pattern.Replace("*", "%");
pattern = pattern.Replace("?", "_");
if (pattern.Contains("%") || pattern.Contains("_"))
{
queryHelper.QueryWhereRestrictions += " AND System.FileName LIKE '" + pattern + "' ";
}
else
{
// if there are no wildcards we can use a contains which is much faster as it uses the index
queryHelper.QueryWhereRestrictions += " AND Contains(System.FileName, '" + pattern + "') ";
}
}
}
public IEnumerable<SearchResult> Search(string keyword, string pattern = "*", int maxCount = 100)
{
// This uses the Microsoft.Search.Interop assembly
CSearchManager manager = new CSearchManager();
@ -27,55 +83,12 @@ namespace Wox.Plugin.Indexer.SearchHelper
// Set additional query restriction
queryHelper.QueryWhereRestrictions = "AND scope='file:'";
// convert file pattern if it is not '*'. Don't create restriction for '*' as it includes all files.
if (pattern != "*")
{
pattern = pattern.Replace("*", "%");
pattern = pattern.Replace("?", "_");
if (pattern.Contains("%") || pattern.Contains("_"))
{
queryHelper.QueryWhereRestrictions += " AND System.FileName LIKE '" + pattern + "' ";
}
else
{
// if there are no wildcards we can use a contains which is much faster as it uses the index
queryHelper.QueryWhereRestrictions += " AND Contains(System.FileName, '" + pattern + "') ";
}
}
// Set sorting order
queryHelper.QuerySorting = "System.DateModified DESC";
// Generate SQL from our parameters, converting the userQuery from AQS->WHERE clause
string sqlQuery = queryHelper.GenerateSQLFromUserQuery(keyword);
// --- Perform the query ---
// create an OleDbConnection object which connects to the indexer provider with the windows application
using (System.Data.OleDb.OleDbConnection conn = new OleDbConnection(queryHelper.ConnectionString))
{
// open the connection
conn.Open();
// now create an OleDB command object with the query we built above and the connection we just opened.
using (OleDbCommand command = new OleDbCommand(sqlQuery, conn))
{
// execute the command, which returns the results as an OleDbDataReader.
using (OleDbDataReader WDSResults = command.ExecuteReader())
{
while (WDSResults.Read())
{
// col 0 is our path in display format
Console.WriteLine("{0}", WDSResults.GetString(0));
var result = new SearchResult { Path = WDSResults.GetString(0) };
yield return result;
}
}
}
}
setQueryHelper(ref queryHelper, pattern);
return ExecuteQuery(queryHelper, keyword);
}
}
}