From f87697e22f289cc96fc4e79da81575115b3e89a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Anton=20Luka=20=C5=A0ijanec?= <sijanecantonluka@gmail.com>
Date: Sat, 8 Feb 2020 16:41:06 +0100
Subject: added messaging

---
 js/login.js     |   2 +-
 js/messaging.js | 303 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 304 insertions(+), 1 deletion(-)
 create mode 100644 js/messaging.js

(limited to 'js')

diff --git a/js/login.js b/js/login.js
index 564214f..6a68d98 100644
--- a/js/login.js
+++ b/js/login.js
@@ -17,7 +17,7 @@ function setupEventListeners() {
 	    event.preventDefault();
 	    login();
 	  }
-});
+	});
 }
 
 // Handle login button click
diff --git a/js/messaging.js b/js/messaging.js
new file mode 100644
index 0000000..250bf62
--- /dev/null
+++ b/js/messaging.js
@@ -0,0 +1,303 @@
+function htmlEncode(value){
+  // Create a in-memory element, set its inner text (which is automatically encoded)
+  // Then grab the encoded contents back out. The element never exists on the DOM.
+  return $('<textarea/>').text(value).html();
+}
+
+function htmlDecode(value){
+  return $('<textarea/>').html(value).text();
+}
+
+const API_ENDPOINT = "https://gimb.tk/test.php";
+// const API_ENDPOINT = "http://localhost:5000/test.php";
+
+var receivedmessages = null;
+
+loadMessages(true, 0);
+
+localforage.setItem('directory', {
+"Anton Luka Šijanec": 6326,
+"Rok Štular": 5313
+}).then(function (value) {
+    // Do other things once the value has been saved.
+    console.log("fake directory set");
+}).catch(function(err) {
+    // This code runs if there were any errors
+    M.toast({ html: "Unable to set fake directory."});
+    console.log(err);
+});
+function setLoading(state) {
+    if (state) {
+        $("#loading-bar").removeClass("hidden");
+    } else {
+        $("#loading-bar").addClass("hidden");
+    }
+}
+// Function, responsible for fetching and displaying data
+async function loadMessages(force_refresh = true, katera = 0) {
+    setLoading(true);
+    // Load required data
+    let promises_to_run = [
+        localforage.getItem("username").then((value) => {
+            username = value;
+        }),
+        localforage.getItem("password").then((value) => {
+            password = value;
+        }),
+        localforage.getItem("messages").then((value) => {
+            messages = value;
+        })
+    ];
+    Promise.all(promises_to_run).then(() => {
+        // If we don't have a list of teachers, query it
+        if (messages === null || force_refresh) {
+            $.ajax({
+                url: API_ENDPOINT,
+                crossDomain: true,
+                data: {
+                    "u": username,
+                    "p": password,
+                    "m": "fetchsporocilaseznam",
+		    "a": katera // prejeta
+                },
+                dataType: "json",
+                cache: false,
+                type: "GET",
+                success: (data) => {
+                    // If data is null, the request failed
+                    if (data === null) {
+                        M.toast({ html: "Request failed!" });
+                        setLoading(false);
+                    } else {
+                        // Save teachers & populate table
+                        localforage.setItem("messages", data).then((value) => {
+                            messages = value;
+                            displayData();
+                            setLoading(false);
+                        });
+                    }
+                },
+
+                error: () => {
+                    M.toast({ html: "Error fetching messages!" });
+                    setLoading(false);
+                }
+
+            })
+        } else {
+            displayData();
+            setLoading(false);
+        }
+    });
+}
+async function loadMsg(id) {
+    setLoading(true);
+    // Load required data
+    let promises_to_run = [
+        localforage.getItem("username").then((value) => {
+            username = value;
+        }),
+        localforage.getItem("password").then((value) => {
+            password = value;
+        }),
+    ];
+    Promise.all(promises_to_run).then(() => {
+            $.ajax({
+                url: API_ENDPOINT,
+                crossDomain: true,
+                data: {
+                    "u": username,
+                    "p": password,
+                    "m": "fetchsporocilo",
+		    "a": id
+                },
+                dataType: "json",
+                cache: false,
+                type: "GET",
+                success: (data) => {
+                    // If data is null, the request failed
+                    if (data === null) {
+                        M.toast({ html: "Unable to receive the message, Request failed!" });
+                        setLoading(false);
+                    } else {
+                        displayMessage(id, data);
+                        setLoading(false);
+                    }
+                },
+
+                error: () => {
+                    M.toast({ html: "Error fetching message, No Internet connnection?" });
+                    setLoading(false);
+                }
+
+            })
+    });
+}
+async function deleteMsg(id) {
+    setLoading(true);
+    // Load required data
+    let promises_to_run = [
+        localforage.getItem("username").then((value) => {
+            username = value;
+        }),
+        localforage.getItem("password").then((value) => {
+            password = value;
+        }),
+    ];
+    Promise.all(promises_to_run).then(() => {
+            $.ajax({
+                url: API_ENDPOINT,
+                crossDomain: true,
+                data: {
+                    "u": username,
+                    "p": password,
+                    "m": "izbrisisporocilo",
+		    "a": id
+                },
+                dataType: "json",
+                cache: false,
+                type: "GET",
+                success: (data) => {
+                    // If data is null, the request failed
+                    if (data === null) {
+                        M.toast({ html: "Unable to delete the message, Request failed!" });
+                        setLoading(false);
+                    } else {
+			document.getElementById("msg_box-"+id).remove();
+                        setLoading(false);
+                    }
+                },
+
+                error: () => {
+                    M.toast({ html: "Unable to delete the message, No Internet connnection?" });
+                    setLoading(false);
+                }
+
+            })
+    });
+}
+function displayMessage(id, data) {
+	document.getElementById("msg_body-"+id).innerHTML = filterXSS(data["telo"]);
+}
+// Function for displaying data
+function displayData() {
+	var msg_list = document.getElementById("msg_list");
+	msg_list.innerHTML = "";
+    messages.forEach(element => {
+	msg_list.innerHTML += '<div class="col s12 m6" id="msg_box-'+
+filterXSS(element["id"])+
+'"><div class="card blue-grey darken-1"><div class="card-content white-text"><span class="card-title">'+
+filterXSS(element["zadeva"])+
+'</span><p id="msg_body-'+
+filterXSS(element["id"])+
+'"><button class="btn waves-effect waves-light" onclick=loadMsg("'+
+filterXSS(element["id"])+
+'"); type="submit">Load message body<i class="material-icons right">system_update</i></button></p></div><div class="card-action"><a href=javascript:deleteMsg("'+
+filterXSS(element["id"])+
+'");><i class="material-icons">delete</i></a><a href=\'javascript:document.getElementById("full_name").value="'+
+filterXSS(element["posiljatelj"])+
+'";document.getElementById("msg_subject").value="Re: '+
+filterXSS(element["zadeva"])+
+'";document.getElementById("navigation-main").scrollIntoView();\'><i class="material-icons">reply</i></a>'+
+filterXSS(element["posiljatelj"])+" &raquo; "+filterXSS(element["datum"]["dan"])+". "+filterXSS(element["datum"]["mesec"])+". "+filterXSS(element["datum"]["leto"])+
+'</div></div></div>';
+    });
+}
+
+async function sendMessage(number, subject, bofdy) {
+    setLoading(true);
+    let promises_to_run = [
+        localforage.getItem("username").then((value) => {
+            username = value;
+        }),
+        localforage.getItem("password").then((value) => {
+            password = value;
+        }),
+    ];
+    Promise.all(promises_to_run).then(() => {
+            $.ajax({
+                url: API_ENDPOINT,
+                crossDomain: true,
+                data: {
+                    "u": username,
+                    "p": password,
+                    "m": "posljisporocilo",
+		    "a": number,
+		    "b": subject,
+		    "c": bofdy
+                },
+                dataType: "json",
+                cache: false,
+                type: "POST", // big data not good, maybe u wanna many charzz
+                success: (data) => {
+			// we CAN't know wether the mesgg was delievered
+                        M.toast({ html: "Message was probably sent, but check the Sent folder to be sure!" });
+                        setLoading(false);
+                },
+                error: () => {
+                    M.toast({ html: "Error sending message, No Internet connnection?" });
+                    setLoading(false);
+                }
+            })
+    });
+}
+function validateName() {
+        localforage.getItem('directory').then(function(value) {
+            if(value == null) {
+                    M.toast({ html: "Unable to read directory of people. Name could not be verified. Directory is empty."});
+            }
+                var evals = value;
+                for (var variableKey in evals){
+                    if (evals.hasOwnProperty(variableKey)){
+                        evals[variableKey] = null;
+                    }
+                }
+                array =Object.getOwnPropertyNames(evals);
+            if(array.includes(document.getElementById("full_name").value)) {
+		document.getElementById("full_name").classList.add("valid");
+		document.getElementById("msg_send").disabled = false;
+            } else {
+		document.getElementById("full_name").classList.add("invalid");
+		document.getElementById("msg_send").disabled = true;
+	    }
+        }).catch(function(err) {
+            M.toast({ html: "Unable to read directory of people. Name could not be verified."});
+            console.log(err);
+        });
+}
+
+  document.addEventListener('DOMContentLoaded', function() {
+    var elems = document.querySelectorAll('.autocomplete-fullname');
+		localforage.getItem('directory').then(function(value) {
+			// vse editam v nanotu
+			var evals = value;
+			for (var variableKey in evals){
+			    if (evals.hasOwnProperty(variableKey)){
+			        evals[variableKey] = null;
+			    }
+			}
+		    var instances = M.Autocomplete.init(elems, {
+			data: evals,
+			onAutocomplete: validateName,
+			minLength: 0
+		    });
+		}).catch(function(err) {
+		    M.toast({ html: "Unable to read directory of people. Unable to autocomplete the name of the person."});
+		    console.log(err);
+		});
+
+	document.getElementById("full_name").addEventListener("blur", validateName);
+	document.getElementById("msg_send").addEventListener("click", function() {
+		localforage.getItem('directory').then(function(value) {
+		    sendMessage(value[document.getElementById("full_name").value], document.getElementById("msg_subject").value,
+			htmlEncode(document.getElementById("msg_body").value));
+		}).catch(function(err) {
+		    M.toast({ html: "Unable to read directory of people. Message could not be sent."});
+		    console.log(err);
+		});
+	});
+	    // Setup side menu
+	    const menus = document.querySelectorAll(".side-menu");
+	    M.Sidenav.init(menus, { edge: "right", draggable: true });
+
+  });
-- 
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