private AudioProgram UpdateProgram(Dictionary <string, object> programDict)
{
string currentGroupName = (string)programDict["currentGroupName"];
string updateGroupName = (string)programDict["updateGroupName"];
string currentProgramName = (string)programDict["currentName"];
string updateProgramName = (string)programDict["updateName"];
AudioProgram currentProgram = _programsCollection.FindOne(x => x.GroupName == currentGroupName && x.Name == currentProgramName);
if (currentProgram != null)
{
//are we changing the group name
if (!updateGroupName.Equals(currentProgram.GroupName))
{
//we are changing the group name; so is the current program the last program in the current group?
//if so then delete the old group
IEnumerable <AudioProgram> programs = _programsCollection.Find(x => x.GroupName.Equals(currentProgram.GroupName));
if (programs.Count() == 1)
{
//this is the last program with a GroupName that is changing, so delete the group
_groupsCollection.Delete(x => x.Name.Equals(currentProgram.GroupName));
}
}
//does the new group exist in db?
int groupId;
AudioGroup group = _groupsCollection.FindOne(x => x.Name.Equals(updateGroupName));
if (group == null) //if not then create it
{
groupId = AddGroup(updateGroupName);
}
else
{
groupId = group.Id;
}
AudioProgram audioProgram = new AudioProgram();
audioProgram.Id = currentProgram.Id;
audioProgram.Name = updateProgramName;
audioProgram.Start = (int)programDict["Start"];
audioProgram.Stop = (int)programDict["Stop"];
audioProgram.Dow = (ArrayList)programDict["Dow"];
audioProgram.Url = (string)programDict["Url"];
audioProgram.GroupName = updateGroupName;
audioProgram.GroupId = groupId;
bool found = _programsCollection.Update(audioProgram); //debug 'found'
return(currentProgram);
}
else
{
return(null);
}
}
private AudioProgram AddProgram(Dictionary <string, object> programDict)
{
string groupName = (string)programDict["GroupName"];
string programName = (string)programDict["Name"];
//does the group exist in db?
int groupId;
AudioGroup group = _groupsCollection.FindOne(x => x.Name.Equals(groupName));
if (group == null) //if not then create it
{
groupId = AddGroup(groupName);
}
else
{
groupId = group.Id;
}
//does the program exist with this group
AudioProgram program = _programsCollection.FindOne(x => x.GroupId == groupId && x.Name.Equals(programName));
if (program == null)
{
AudioProgram newProgram = new AudioProgram();
newProgram.Name = (string)programDict["Name"];
newProgram.Start = (int)programDict["Start"];
newProgram.Stop = (int)programDict["Stop"];
newProgram.Dow = (ArrayList)programDict["Dow"];
newProgram.Url = (string)programDict["Url"];
newProgram.GroupId = groupId;
newProgram.GroupName = groupName;
_programsCollection.Insert(newProgram);
return(newProgram);
}
else
{
return(null);
}
}
public Handlers(string serverBaseFolder, string databasePath)
{
_serverBaseFolder = serverBaseFolder;
_serializer = new JavaScriptSerializer();
_helpers = new Helpers();
_db = new LiteDatabase(databasePath);
_programsCollection = _db.GetCollection <AudioProgram>("ProgramsCollection");
_groupsCollection = _db.GetCollection <AudioGroup>("GroupsCollection");
_sessionCollection = _db.GetCollection <AudioSession>("SessionCollection");
//create database if necessary
if (!File.Exists(databasePath))
{
Dictionary <string, object> program1 = new Dictionary <string, object>()
{
{ "Name", "prog_1" },
{ "Start", 654 },
{ "Stop", 655 },
{ "Dow", new ArrayList()
{
0, 1, 2, 3, 4, 5, 6
} },
{ "Url", @"https://dal-wku-stream-1.neighborhoodca.com/stream" },
{ "GroupName", "BG Test" }
};
AddProgram(program1);
Dictionary <string, object> program2 = new Dictionary <string, object>()
{
{ "Name", "prog_2" },
{ "Start", 654 },
{ "Stop", 655 },
{ "Dow", new ArrayList()
{
0, 1, 2, 3, 4, 5, 6
} },
{ "Url", @"http://lpm.streamguys1.com/wfpl-popup" },
{ "GroupName", "Louisville Test" }
};
AddProgram(program2);
AddSession("BG Test");
}
;
_actions = new Dictionary <string, Action>()
{
{ "getGroupNames", () => {
List <string> groupNames = GetGroupNames();
string responseStr = _serializer.Serialize(groupNames);
_helpers.SendHttpTextResponse(_httpDetails.Response, responseStr);
} },
{ "getSession", () => {
string groupName = GetSession();
_helpers.SendHttpTextResponse(_httpDetails.Response, groupName);
} },
{ "setSession", () => {
string groupName = (string)_requestDictionary["GroupName"];
bool found = UpdateSession(groupName);
if (found)
{
_helpers.SendHttpTextResponse(_httpDetails.Response, "Successfully updated session.");
}
else
{
_helpers.SendHttpResponse(400, "Could not locate group", new byte[0], "text/html", "MoneyTracker Server", _httpDetails.Response);
}
} },
{ "getPrograms", () => {
string groupName = (string)_requestDictionary["GroupName"];
List <Dictionary <string, object> > programsList = GetPrograms(groupName);
string responseStr = _serializer.Serialize(programsList);
_helpers.SendHttpTextResponse(_httpDetails.Response, responseStr);
} },
{ "addProgram", () => {
Dictionary <string, object> programDict = (Dictionary <string, object>)_requestDictionary["program"];
AudioProgram newProgram = AddProgram(programDict);
if (newProgram != null)
{
//return both a list of group names and the new program
List <string> groupNames = GetGroupNames();
Dictionary <string, object> responseDict = new Dictionary <string, object>()
{
{ "backup_program", newProgram.Program() },
{ "group_names", groupNames }
};
string responseStr = _serializer.Serialize(responseDict);
_helpers.SendHttpTextResponse(_httpDetails.Response, responseStr);
}
else
{
_helpers.SendHttpResponse(400, "Duplicate Program Found", new byte[0], "text/html", "MoneyTracker Server", _httpDetails.Response);
}
} },
{ "deleteProgram", () => {
Dictionary <string, object> programDict = (Dictionary <string, object>)_requestDictionary["program"];
string groupName = (string)programDict["GroupName"];
string programName = (string)programDict["Name"];
AudioProgram program = _programsCollection.FindOne(x => x.GroupName == groupName && x.Name == programName);
if (program != null)
{
DeleteProgram(program.Id, program.GroupId);
//return the current set of group names and backup program
List <string> groupNames = GetGroupNames();
Dictionary <string, object> responseDict = new Dictionary <string, object>()
{
{ "backup_program", program.Program() },
{ "group_names", groupNames }
};
string responseStr = _serializer.Serialize(responseDict);
_helpers.SendHttpTextResponse(_httpDetails.Response, responseStr);
}
else
{
_helpers.SendHttpResponse(400, "Could not locate program", new byte[0], "text/html", "MoneyTracker Server", _httpDetails.Response);
}
} },
{ "updateProgram", () => {
Dictionary <string, object> programDict = (Dictionary <string, object>)_requestDictionary["program"];
AudioProgram backupProgram = UpdateProgram(programDict);
if (backupProgram != null)
{
//return the current set of group names
List <string> groupNames = GetGroupNames();
Dictionary <string, object> responseDict = new Dictionary <string, object>()
{
{ "backup_program", backupProgram.Program() },
{ "group_names", groupNames }
};
string responseStr = _serializer.Serialize(responseDict);
_helpers.SendHttpTextResponse(_httpDetails.Response, responseStr);
}
else
{
_helpers.SendHttpResponse(400, "Could not locate program. Try adding instead of updating ", new byte[0], "text/html", "MoneyTracker Server", _httpDetails.Response);
}
} }
};
}
