fix: stable deterministic IDs from content hash - same row always gets same Job ID across refreshes

This commit is contained in:
2026-05-08 09:37:53 +10:00
parent 3322c5f3d4
commit 1ea1ec418a
+54 -44
View File
@@ -29,7 +29,6 @@ namespace Disco.Plugins.ServiceTracker.Services
string csvData = null;
// Check cache
if (File.Exists(_cachePath))
{
var cacheAge = DateTime.Now - File.GetLastWriteTime(_cachePath);
@@ -60,11 +59,11 @@ namespace Disco.Plugins.ServiceTracker.Services
if (File.Exists(_cachePath))
{
csvData = File.ReadAllText(_cachePath);
result.Warning = "Got HTML instead of CSV. Using cache. Publish sheet as CSV format.";
result.Warning = "Got HTML instead of CSV. Using cache.";
}
else
{
result.Error = "Google returned HTML not CSV. Publish the sheet tab as CSV: File > Share > Publish to web > select tab > CSV > Publish.";
result.Error = "Google returned HTML not CSV. Publish as CSV.";
return result;
}
}
@@ -82,7 +81,7 @@ namespace Disco.Plugins.ServiceTracker.Services
}
else
{
result.Error = "Fetch failed: " + ex.Message + ". Publish the sheet tab as CSV.";
result.Error = "Fetch failed: " + ex.Message;
return result;
}
}
@@ -97,7 +96,7 @@ namespace Disco.Plugins.ServiceTracker.Services
{
result.Tickets = ParseCsv(csvData);
if (result.Tickets.Count == 0 && string.IsNullOrEmpty(result.Warning))
result.Warning = "Sheet OK but no open tickets. All may be Completed/Closed.";
result.Warning = "Sheet OK but no open tickets found.";
}
catch (Exception ex)
{
@@ -111,7 +110,7 @@ namespace Disco.Plugins.ServiceTracker.Services
{
var tickets = new List<ExternalTicket>();
var lines = csvData.Split(new[] { '\n' }, StringSplitOptions.RemoveEmptyEntries);
int nextId = 100001;
var usedIds = new HashSet<int>();
for (int i = _config.HeaderRows; i < lines.Length; i++)
{
@@ -126,13 +125,14 @@ namespace Disco.Plugins.ServiceTracker.Services
var taskTitle = SafeGet(fields, _config.ColTask);
var issueDesc = SafeGet(fields, _config.ColIssue);
var requestedBy = SafeGet(fields, _config.ColRequestedBy);
var email = SafeGet(fields, _config.ColEmail);
var timestamp = SafeGetDate(fields, _config.ColTimestamp);
var ticket = new ExternalTicket
{
InternalId = nextId++,
Source = "ntt",
Timestamp = SafeGetDate(fields, _config.ColTimestamp),
RequesterEmail = SafeGet(fields, _config.ColEmail),
Timestamp = timestamp,
RequesterEmail = email,
RequesterName = requestedBy,
TaskTitle = taskTitle,
DeviceName = taskTitle,
@@ -145,9 +145,12 @@ namespace Disco.Plugins.ServiceTracker.Services
SheetNotes = SafeGet(fields, _config.ColNotes)
};
ticket.ExternalId = GenerateStableId(ticket);
// Generate STABLE IDs from content - same row always gets same ID
var stableHash = GenerateStableHash(timestamp, email, taskTitle);
ticket.InternalId = StableIdFromHash(stableHash, usedIds);
ticket.ExternalId = "NTT" + ticket.InternalId.ToString();
usedIds.Add(ticket.InternalId);
// Determine if open
var status = (ticket.RawStatus ?? "").ToLower().Trim();
ticket.IsOpen = status != "completed" && status != "closed"
&& status != "resolved" && status != "done" && status != "cancelled";
@@ -159,41 +162,52 @@ namespace Disco.Plugins.ServiceTracker.Services
return tickets;
}
/// <summary>
/// Generates a deterministic hash from the row's key fields.
/// Same timestamp + email + task always produces the same number.
/// </summary>
private int GenerateStableHash(DateTime timestamp, string email, string task)
{
var key = timestamp.ToString("yyyyMMddHHmmss") + "|"
+ (email ?? "").ToLower().Trim() + "|"
+ (task ?? "").ToLower().Trim();
// Use a simple but stable hash (DJB2-like)
uint hash = 5381;
for (int i = 0; i < key.Length; i++)
hash = ((hash << 5) + hash) + (uint)key[i];
return (int)(hash % 800000) + 100000; // Range: 100000-899999
}
/// <summary>
/// Returns the hash as an ID, resolving collisions by incrementing.
/// </summary>
private int StableIdFromHash(int baseId, HashSet<int> used)
{
int id = baseId;
while (used.Contains(id))
id++;
return id;
}
public static string MapPriority(string raw)
{
if (string.IsNullOrEmpty(raw)) return "medium";
var lower = raw.ToLower().Trim();
// Handle emoji priority format: "🔴 Urgent (Same Day)", "🟠 High (12 days)" etc.
if (lower.Contains("urgent") || lower.Contains("same day") || lower.Contains("critical"))
return "critical";
if (lower.Contains("high") || lower.Contains("1-2 day") || lower.Contains("1\u20132 day"))
return "high";
if (lower.Contains("medium") || lower.Contains("3-5 day") || lower.Contains("3\u20135 day"))
return "medium";
if (lower.Contains("low") || lower.Contains("1 week") || lower.Contains("week+"))
return "low";
if (lower.Contains("scheduled") || lower.Contains("planned"))
return "scheduled";
// Try matching by emoji colour
if (raw.Contains("\U0001F534") || raw.Contains("\uD83D\uDD34")) return "critical"; // red circle
if (raw.Contains("\U0001F7E0") || raw.Contains("\uD83D\uDFE0")) return "high"; // orange circle
if (raw.Contains("\U0001F7E1") || raw.Contains("\uD83D\uDFE1")) return "medium"; // yellow circle
if (raw.Contains("\U0001F7E2") || raw.Contains("\uD83D\uDFE2")) return "low"; // green circle
if (lower.Contains("urgent") || lower.Contains("same day") || lower.Contains("critical")) return "critical";
if (lower.Contains("high") || lower.Contains("1-2 day")) return "high";
if (lower.Contains("medium") || lower.Contains("3-5 day")) return "medium";
if (lower.Contains("low") || lower.Contains("1 week") || lower.Contains("week+")) return "low";
if (lower.Contains("scheduled") || lower.Contains("planned")) return "scheduled";
// Emoji fallback
if (raw.Contains("\U0001F534")) return "critical";
if (raw.Contains("\U0001F7E0")) return "high";
if (raw.Contains("\U0001F7E1")) return "medium";
if (raw.Contains("\U0001F7E2")) return "low";
return "medium";
}
private string GenerateStableId(ExternalTicket t)
{
var key = (t.Timestamp.ToString("yyyyMMddHHmm") + "|" + (t.RequesterEmail ?? "") + "|" + (t.TaskTitle ?? "")).ToLower();
int hash = 0;
for (int i = 0; i < key.Length; i++)
hash = ((hash << 5) - hash) + key[i];
return "NTT" + Math.Abs(hash).ToString().PadLeft(6, '0').Substring(0, 6);
}
private string SafeGet(List<string> fields, int index)
{
if (index < 0 || index >= fields.Count) return null;
@@ -227,11 +241,7 @@ namespace Disco.Plugins.ServiceTracker.Services
for (int i = 0; i < line.Length; i++)
{
char c = line[i];
if (c == '"')
{
if (inQuotes && i + 1 < line.Length && line[i + 1] == '"') { current.Append('"'); i++; }
else inQuotes = !inQuotes;
}
if (c == '"') { if (inQuotes && i + 1 < line.Length && line[i + 1] == '"') { current.Append('"'); i++; } else inQuotes = !inQuotes; }
else if (c == ',' && !inQuotes) { fields.Add(current.ToString()); current.Clear(); }
else if (c != '\r') current.Append(c);
}