feat: report duration for multi-month anon sub gifts (#5293)

src/util/SampleData.cpp

@@ -70,6 +70,12 @@ const QStringList &getSampleSubMessages()
         // hyperbolicxd gifted a sub to quote_if_nam
         R"(@badges=subscriber/0,premium/1;color=#00FF7F;display-name=hyperbolicxd;emotes=;id=b20ef4fe-cba8-41d0-a371-6327651dc9cc;login=hyperbolicxd;mod=0;msg-id=subgift;msg-param-months=1;msg-param-recipient-display-name=quote_if_nam;msg-param-recipient-id=217259245;msg-param-recipient-user-name=quote_if_nam;msg-param-sender-count=1;msg-param-sub-plan-name=Channel\sSubscription\s(nymn_hs);msg-param-sub-plan=1000;room-id=62300805;subscriber=1;system-msg=hyperbolicxd\sgifted\sa\sTier\s1\ssub\sto\squote_if_nam!\sThis\sis\stheir\sfirst\sGift\sSub\sin\sthe\schannel!;tmi-sent-ts=1528190938558;turbo=0;user-id=111534250;user-type= :tmi.twitch.tv USERNOTICE #pajlada)",
 
+        // multi-month sub gift
+        R"(@badge-info=subscriber/32;badges=subscriber/3030,sub-gift-leader/2;color=#FF8EA3;display-name=iNatsuFN;emotes=;flags=;id=0d0decbd-b8f4-4e83-9e18-eca9cab69153;login=inatsufn;mod=0;msg-id=subgift;msg-param-gift-months=6;msg-param-goal-contribution-type=SUBS;msg-param-goal-current-contributions=881;msg-param-goal-target-contributions=900;msg-param-goal-user-contributions=1;msg-param-months=16;msg-param-origin-id=2524053421157386961;msg-param-recipient-display-name=kimmi_tm;msg-param-recipient-id=225806893;msg-param-recipient-user-name=kimmi_tm;msg-param-sender-count=334;msg-param-sub-plan-name=Channel\sSubscription\s(mxddy);msg-param-sub-plan=1000;room-id=210915729;subscriber=1;system-msg=iNatsuFN\sgifted\s6\smonths\sof\sTier\s1\sto\skimmi_tm.\sThey've\sgifted\s334\smonths\sin\sthe\schannel!;tmi-sent-ts=1712034497332;user-id=218205938;user-type=;vip=0 :tmi.twitch.tv USERNOTICE #mxddy)",
+
+        // multi-month anon sub gift
+        R"(@msg-param-goal-user-contributions=1;system-msg=An\sanonymous\suser\sgifted\sa\sTier\s1\ssub\sto\sMohammadrezaDH!\s;msg-param-goal-current-contributions=2;vip=0;color=;user-id=274598607;mod=0;flags=;msg-param-months=2;historical=1;id=afa2155b-f563-4973-a5c2-e4075882bbfb;msg-param-gift-months=6;msg-id=subgift;badge-info=;msg-param-recipient-user-name=mohammadrezadh;login=ananonymousgifter;room-id=441388138;msg-param-goal-target-contributions=25;rm-received-ts=1712002037736;msg-param-recipient-id=204174899;emotes=;display-name=AnAnonymousGifter;badges=;msg-param-fun-string=FunStringFive;msg-param-goal-contribution-type=NEW_SUB_POINTS;msg-param-origin-id=8862142563198473546;msg-param-recipient-display-name=MohammadrezaDH;msg-param-sub-plan-name=jmarxists;user-type=;subscriber=0;tmi-sent-ts=1712002037615;msg-param-sub-plan=1000;msg-param-goal-description=day\slee\sgoal\s:-) :tmi.twitch.tv USERNOTICE #jmarianne)",
+
         // first time sub
         R"(@badges=subscriber/0,premium/1;color=#0000FF;display-name=byebyeheart;emotes=;id=fe390424-ab89-4c33-bb5a-53c6e5214b9f;login=byebyeheart;mod=0;msg-id=sub;msg-param-months=0;msg-param-sub-plan-name=Dakotaz;msg-param-sub-plan=Prime;room-id=39298218;subscriber=0;system-msg=byebyeheart\sjust\ssubscribed\swith\sTwitch\sPrime!;tmi-sent-ts=1528190963670;turbo=0;user-id=131956000;user-type= :tmi.twitch.tv USERNOTICE #pajlada)",