From 7863e4caa1d07aef348a437fe0a662db68fd7ac3 Mon Sep 17 00:00:00 2001
From: Aki <please@ignore.pl>
Date: Sat, 21 May 2022 11:55:08 +0200
Subject: Added naive Timeline

---
 Reader.cpp | 57 ++++++++++++---------------------------------------------
 1 file changed, 12 insertions(+), 45 deletions(-)

(limited to 'Reader.cpp')

diff --git a/Reader.cpp b/Reader.cpp
index f14b837..165e049 100644
--- a/Reader.cpp
+++ b/Reader.cpp
@@ -1,12 +1,14 @@
 #include "Reader.h"
 
 #include <ctime>
-#include <vector>
 #include <limits>
+#include <tuple>
+#include <vector>
 
 #include "Grid.h"
 #include "LongVector3.h"
 #include "Source.h"
+#include "Timeline.h"
 #include "Utils.h"
 #include "Wreck.h"
 
@@ -16,21 +18,19 @@ static constexpr long double EXTENT {1000 * 50000};
 
 
 static Grid& find_grid_for(std::vector<Grid>& grids, const LongVector3& position);
-static std::tm end_of_time();
-static bool earlier(const std::tm& lhs, const std::tm& rhs);
 
 
-std::vector<Grid>
+std::tuple<std::vector<Grid>, Timeline>
 Reader::read(Source& source)
 {
     std::vector<Grid> grids;
-    std::tm start = end_of_time();
-    std::tm end = {};
+    std::time_t start {std::numeric_limits<std::time_t>::max()};
+    std::time_t end {0};
     for (auto& km : source.killmails()) {
-        if (earlier(km.time, start)) start = km.time;
-        if (earlier(end, km.time)) end = km.time;
+        if (km.time < start) start = km.time;
+        if (end < km.time) end = km.time;
         auto& grid = find_grid_for(grids, km.position);
-        grid.wrecks.push_back(Wreck{Vector3{0, 0, 0}, km});
+        grid.wrecks.push_back(Wreck{Vector3{0, 0, 0}, km, 0});
     }
     for (auto& grid : grids) {
         LongVector3 average {0, 0, 0};
@@ -49,12 +49,12 @@ Reader::read(Source& source)
                 static_cast<float>((wreck.killmail.position.y - average.y) * SCALE),
                 static_cast<float>((wreck.killmail.position.z - average.z) * SCALE),
             };
+            wreck.time = static_cast<double>(wreck.killmail.time - start);
         }
         grid.origin = average;
     }
-    (void) start;
-    (void) end;
-    return grids;
+    Timeline timeline(start, end);
+    return {grids, timeline};
 }
 
 
@@ -68,36 +68,3 @@ find_grid_for(std::vector<Grid>& grids, const LongVector3& position)
     grids.push_back(Grid{});
     return grids.back();
 }
-
-
-std::tm
-end_of_time()
-{
-    std::tm time {};
-    time.tm_sec = 60;
-    time.tm_min = 59;
-    time.tm_hour = 23;
-    time.tm_mday = 31;
-    time.tm_mon = 11;
-    time.tm_year = std::numeric_limits<decltype(time.tm_year)>::max();
-    return time;
-}
-
-
-bool
-earlier(const std::tm& lhs, const std::tm& rhs)
-{
-    if (lhs.tm_year > rhs.tm_year) return false;
-    if (lhs.tm_year < rhs.tm_year) return true;
-    if (lhs.tm_mon > rhs.tm_mon) return false;
-    if (lhs.tm_mon < rhs.tm_mon) return true;
-    if (lhs.tm_mday > rhs.tm_mday) return false;
-    if (lhs.tm_mday < rhs.tm_mday) return true;
-    if (lhs.tm_hour > rhs.tm_hour) return false;
-    if (lhs.tm_hour < rhs.tm_hour) return true;
-    if (lhs.tm_min > rhs.tm_min) return false;
-    if (lhs.tm_min < rhs.tm_min) return true;
-    if (lhs.tm_sec > rhs.tm_sec) return false;
-    if (lhs.tm_sec < rhs.tm_sec) return true;
-    return false;
-}
-- 
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