feat(tooltip): add data-source attribution line to tooltips

Objective tooltips (Tooltip.lua) and world-map icon tooltips
(MapIconTooltip.lua) now append a greyed-out 'Source:' line listing the
data origin: Static DB or Learner per the active data-source mode, plus
Comms when remote player data exists for the key. Also corrects an
internal QuestieDB:GetQuest colon call to the dot form QuestieDB.GetQuest.

CHANGELOG.md

@@ -31,6 +31,7 @@
 
 ### Tooltip
 
+- **[Tooltip - Data Source Attribution Line]** Objective tooltips and world-map icon tooltips now append a greyed-out `Source:` line listing where the data came from — `Static DB` or `Learner` depending on the active data-source mode, plus `Comms` when remote player data exists for that key. This makes it clear at a glance whether a pin/objective is backed by the shipped database, runtime-learned evidence, or another player's broadcast. The objective-tooltip path also corrects an internal `QuestieDB:GetQuest` colon call to the dot form `QuestieDB.GetQuest`.
 - **[QuestieLearner - Secondary Tooltip Style Match]** The optional secondary learner tooltip frame is now styled to match the standard GameTooltip whether or not ElvUI is installed. When ElvUI is loaded, the frame defers to `ElvUI:GetModule("Tooltip"):SetStyle(frame)` so the user's configured colors and fonts take effect. When ElvUI is absent, the frame applies a hard-coded replica of ElvUI's default "Transparent" template (backdrop color `0.06, 0.06, 0.06, 0.8`, black 1px border, `FRIZQT__.TTF` 12px, 3px insets, 12px edge) using the standard GameTooltip textures. The skin is re-applied on every `OnShow` so the frame stays consistent if ElvUI loads late or its settings change.
 - **[QuestieLearner - Combined Tooltip Spacing]** When the secondary learner tooltip is disabled and learner stats are appended directly to the active GameTooltip, the learner section is now framed by an invisible spacer line above and below. This keeps NPC/quest data above and any other-addon data below from being visually crammed against the learner counts, while adding no new texture or color assets.
 

Modules/Tooltips/MapIconTooltip.lua

@@ -69,6 +69,14 @@ local DEFAULT_WAYPOINT_HOVER_COLOR = { 0.93, 0.46, 0.13, 0.8 }
 
 local lastTooltipShowTimestamp = GetTime()
 
+local function _GetWorldMapTooltipSourceLine()
+    local parts = { "Questie DB" }
+    if QuestieComms and (QuestieComms.remotePlayerEnabled or QuestieComms.data) then
+        tinsert(parts, "Comms")
+    end
+    return "|cFF808080Source: " .. table.concat(parts, " + ") .. "|r"
+end
+
 function MapIconTooltip:Show()
     local _, _, _, alpha = self.texture:GetVertexColor();
     if alpha == 0 then
@@ -716,6 +724,8 @@ function MapIconTooltip:Show()
                 self:AddLine('|cFFa6a6a6Shift-click to hide|r') -- grey
             end
         end
+
+        self:AddLine(_GetWorldMapTooltipSourceLine(), 0.55, 0.55, 0.55)
     end
     Tooltip:_Rebuild() -- we separate this so things like MODIFIER_STATE_CHANGED can redraw the tooltip
     Tooltip:SetFrameStrata("TOOLTIP");

Modules/Tooltips/Tooltip.lua

@@ -95,7 +95,7 @@ local function _GetQuestObjectiveSummary(questId)
         return nil
     end
 
-    local quest = QuestieDB:GetQuest(questId)
+    local quest = QuestieDB.GetQuest(questId)
     if not quest or not quest.ObjectiveData then
         return nil
     end
@@ -115,6 +115,47 @@ local function _GetQuestObjectiveSummary(questId)
     return summary
 end
 
+local function _BuildTooltipSourceLine(sourceFlags)
+    if not sourceFlags then
+        return nil
+    end
+
+    local parts = {}
+    if sourceFlags.static then
+        tinsert(parts, "Static DB")
+    end
+    if sourceFlags.learner then
+        tinsert(parts, "Learner")
+    end
+    if sourceFlags.comms then
+        tinsert(parts, "Comms")
+    end
+
+    if table.getn(parts) == 0 then
+        return nil
+    end
+
+    return "|cFF808080Source: " .. table.concat(parts, " + ") .. "|r"
+end
+
+local function _GetTooltipSourceLine(key)
+    local sourceFlags = {}
+
+    local QuestieLearner = QuestieLoader:ImportModule("QuestieLearner")
+    local mode = QuestieLearner and QuestieLearner.GetDataSourceMode and QuestieLearner:GetDataSourceMode() or "auto"
+    if mode == "learner" then
+        sourceFlags.learner = true
+    else
+        sourceFlags.static = true
+    end
+
+    if QuestieComms and QuestieComms.data and QuestieComms.data.KeyExists and QuestieComms.data:KeyExists(key) then
+        sourceFlags.comms = true
+    end
+
+    return _BuildTooltipSourceLine(sourceFlags)
+end
+
 ---@param questId number
 ---@param key string monster: m_, items: i_, objects: o_ + string name of the objective
 ---@param objective table
@@ -538,6 +579,12 @@ elseif key:sub(1,2) == "o_" then
             end
         end
     end
+
+    local sourceLine = _GetTooltipSourceLine(key)
+    if sourceLine then
+        tinsert(tooltipLines, sourceLine)
+    end
+
     return tooltipLines
 end