Added a counter tree experiment.

Added more logging for odd user agents.

experimental/counterTree/tree.go

@@ -0,0 +1,76 @@
+package main
+
+import (
+	"fmt"
+	"math/bits"
+	"sync/atomic"
+	"unsafe"
+)
+
+const debug = true
+
+type TreeCounterNode struct {
+	Value  uint64
+	Zero   *TreeCounterNode
+	One    *TreeCounterNode
+	Parent *TreeCounterNode
+}
+
+// MEGA EXPERIMENTAL. Start from the right-most bits in the integer and move leftwards
+type TreeTopicViewCounter struct {
+	root *TreeCounterNode
+}
+
+func newTreeTopicViewCounter() *TreeTopicViewCounter {
+	return &TreeTopicViewCounter{
+		&TreeCounterNode{0, nil, nil, nil},
+	}
+}
+
+func (counter *TreeTopicViewCounter) Bump(signTopicID int64) {
+	var topicID uint64 = uint64(signTopicID)
+	var zeroCount = bits.LeadingZeros64(topicID)
+	if debug {
+		fmt.Printf("topicID int64: %d\n", signTopicID)
+		fmt.Printf("topicID int64: %x\n", signTopicID)
+		fmt.Printf("topicID int64: %b\n", signTopicID)
+		fmt.Printf("topicID uint64: %b\n", topicID)
+		fmt.Printf("leading zeroes: %d\n", zeroCount)
+
+		var leadingZeroes = ""
+		for i := 0; i < zeroCount; i++ {
+			leadingZeroes += "0"
+		}
+		fmt.Printf("topicID lead uint64: %s%b\n", leadingZeroes, topicID)
+
+		fmt.Printf("---\n")
+	}
+
+	var stopAt uint64 = 64 - uint64(zeroCount)
+	var spot uint64 = 1
+	var node = counter.root
+	for {
+		if debug {
+			fmt.Printf("spot: %d\n", spot)
+			fmt.Printf("topicID&spot: %d\n", topicID&spot)
+		}
+		if topicID&spot == 1 {
+			if node.One == nil {
+				atomic.CompareAndSwapPointer((*unsafe.Pointer)(unsafe.Pointer(node.One)), nil, unsafe.Pointer(&TreeCounterNode{0, nil, nil, node}))
+			}
+			node = node.One
+		} else {
+			if node.Zero == nil {
+				atomic.CompareAndSwapPointer((*unsafe.Pointer)(unsafe.Pointer(node.Zero)), nil, unsafe.Pointer(&TreeCounterNode{0, nil, nil, node}))
+			}
+			node = node.Zero
+		}
+
+		spot++
+		if spot >= stopAt {
+			break
+		}
+	}
+
+	atomic.AddUint64(&node.Value, 1)
+}

experimental/counterTree/tree_test.go

@@ -0,0 +1,24 @@
+package main
+
+import (
+	"log"
+	"testing"
+)
+
+func TestCounter(t *testing.T) {
+	counter := newTreeTopicViewCounter()
+	counter.Bump(1)
+	counter.Bump(57)
+	counter.Bump(58)
+	counter.Bump(59)
+	counter.Bump(9)
+}
+
+func TestScope(t *testing.T) {
+	var outVar int
+	closureHolder := func() {
+		outVar = 2
+	}
+	closureHolder()
+	log.Print("outVar: ", outVar)
+}

gen_router.go

@@ -380,10 +380,20 @@ func (router *GenRouter) ServeHTTP(w http.ResponseWriter, req *http.Request) {
 		common.AgentViewCounter.Bump(13)
 	case ua == "":
 		common.AgentViewCounter.Bump(14)
+		if common.Dev.DebugMode {
+			log.Print("prefix: ", prefix)
+			log.Print("req.URL.Path: ", req.URL.Path)
+			log.Print("extraData: ", extraData)
+			log.Print("req.Referer(): ", req.Referer())
+		}
 	default:
 		common.AgentViewCounter.Bump(0)
 		if common.Dev.DebugMode {
 			log.Print("Unknown UA: ", req.UserAgent())
+			log.Print("prefix: ", prefix)
+			log.Print("req.URL.Path: ", req.URL.Path)
+			log.Print("extraData: ", extraData)
+			log.Print("req.Referer(): ", req.Referer())
 		}
 	}
 	

router_gen/main.go

@@ -340,10 +340,20 @@ func (router *GenRouter) ServeHTTP(w http.ResponseWriter, req *http.Request) {
 		common.AgentViewCounter.Bump({{.AllAgentMap.lynx}})
 	case ua == "":
 		common.AgentViewCounter.Bump({{.AllAgentMap.blank}})
+		if common.Dev.DebugMode {
+			log.Print("prefix: ", prefix)
+			log.Print("req.URL.Path: ", req.URL.Path)
+			log.Print("extraData: ", extraData)
+			log.Print("req.Referer(): ", req.Referer())
+		}
 	default:
 		common.AgentViewCounter.Bump({{.AllAgentMap.unknown}})
 		if common.Dev.DebugMode {
 			log.Print("Unknown UA: ", req.UserAgent())
+			log.Print("prefix: ", prefix)
+			log.Print("req.URL.Path: ", req.URL.Path)
+			log.Print("extraData: ", extraData)
+			log.Print("req.Referer(): ", req.Referer())
 		}
 	}
 	

themes/cosora/public/main.css

@@ -319,6 +319,8 @@ h1, h3 {
 	border: 1px solid var(--header-border-color);
 	border-bottom: 2px solid var(--header-border-color);
 	padding: 8px;
+	padding-left: 12px;
+	padding-right: 12px;
 }
 
 @keyframes fadein {