Added ability to add task; Started on an agentManager.

server/Start.go

@@ -11,8 +11,12 @@ func (server *Server) Start() {
 	// Declare ourselves up and running to the console.
 	log.Println("Started sudoku-funpark server")
 
+	// Run the agent manager
+	server.agentManager()
+
 	// Start the http server
-	http.HandleFunc("/json", server.jsonDumper)
+	http.HandleFunc("GET /json", server.jsonDumper)
+	http.HandleFunc("POST /addTask", server.addTask)
 
 	// Start the websocket server
 	http.HandleFunc("/ws", server.handleConnections)

server/addTask.go

@@ -0,0 +1,61 @@
+package server
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func (server *Server) addTask(w http.ResponseWriter, r *http.Request) {
+	var valid bool = true
+
+	if r.Method != http.MethodPost {
+		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
+		return
+	}
+	if err := r.ParseForm(); err != nil {
+		fmt.Fprintf(w, "ERROR: Failed ParseForm() err: %v", err)
+		return
+	}
+
+	//fmt.Println(r.PostForm)
+	// Validate r.PostForm["rows"]
+	// Look at flags.validateRow()
+	// 1. Make sure the rows is 9 in length
+	if len(r.PostForm["rows"]) != 9 {
+		fmt.Fprintf(w, "ERROR: There aren't 9 rows")
+		return
+	}
+
+	// 2. Validate the row
+	for _, value := range r.PostForm["rows"] {
+		if !server.validateRow(value) {
+			valid = false
+		}
+	}
+
+	// Go/No-Go moment
+	if !valid {
+		w.Write([]byte("ERROR found"))
+		return
+	}
+
+	// Add the task
+	var puzzle [9]string
+	puzzle[0] = r.PostForm["rows"][0]
+	puzzle[1] = r.PostForm["rows"][1]
+	puzzle[2] = r.PostForm["rows"][2]
+	puzzle[3] = r.PostForm["rows"][3]
+	puzzle[4] = r.PostForm["rows"][4]
+	puzzle[5] = r.PostForm["rows"][5]
+	puzzle[6] = r.PostForm["rows"][6]
+	puzzle[7] = r.PostForm["rows"][7]
+	puzzle[8] = r.PostForm["rows"][8]
+
+	// Create task and chuck it in the server struct
+	task := Task{Puzzle: puzzle}
+	server.Tasks = append(server.Tasks, &task)
+
+	// Calling it
+	w.Write([]byte("Ok"))
+
+}

server/agentManager.go

@@ -0,0 +1,23 @@
+package server
+
+import "time"
+
+func (server *Server) agentManager() {
+	// Start the great for-loop
+	for {
+		// Count the number of agents without a runnig task
+
+		// Check if there are any new Tasks up for grabs
+
+		// See if the task can be divided by the number of agents
+
+		// If so, split
+		// if not, split-1
+		// Try again
+
+		// Give agents task, maybe even look for the ones with the most CPUs
+
+		// 😴
+		time.Sleep(10 * time.Second)
+	}
+}

server/agents.html

@@ -59,5 +59,22 @@
         // Fetch data every second
         setInterval(fetchData, 1000);
     </script>
+    <hr/>
+    <form action="http://localhost:8080/addTask" method="post">
+        <table border="0">
+            <tr><td>Row1</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row2</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row3</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row4</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row5</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row6</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row7</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row8</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td>Row9</td><td>:</td><td><input type="text" value="000000000" name="rows"></td></tr>
+            <tr><td colspan="3" align="right"><input type="submit"></td></tr>
+            
+        </table>
+    </form>
+    <hr/>
 </body>
 </html>

server/types.go

@@ -26,7 +26,7 @@ type Server struct {
 	ListenAddress string
 	ListenPort    int
 	Agents        map[string]*Agent
-	Tasks         []Task
+	Tasks         []*Task
 }
 
 var upgrader = websocket.Upgrader{

server/validChar.go

@@ -0,0 +1,13 @@
+package server
+
+func (server *Server) validChar(char rune) (valid bool) {
+	decvals := [10]int{48, 49, 50, 51, 52, 53, 54, 55, 56, 57}
+
+	for _, value := range decvals {
+		if char == rune(value) {
+			valid = true
+		}
+	}
+
+	return
+}

server/validateRow.go

@@ -0,0 +1,40 @@
+package server
+
+func (server *Server) validateRow(row string) (valid bool) {
+	// Declarations baby!
+	valid = true
+	var found bool
+	var double bool
+	count := make(map[rune]int)
+
+	// 1. Make sure row is 9 in length
+	if len(row) != 9 {
+		valid = false
+	}
+
+	// 2. Ensure all digits are numbers
+	for _, value := range row {
+		found = server.validChar(value)
+	}
+
+	if !found {
+		valid = false
+	}
+
+	// 3. Ensure all digits (except zero) are only present once
+	for _, digits := range row {
+		count[digits] = count[digits] + 1
+	}
+
+	for key, value := range count {
+		if value > 1 && key != 48 {
+			double = true
+		}
+	}
+
+	if double {
+		valid = false
+	}
+
+	return
+}