Chapter7/Tweeter/src/database.nim

@@ -50,7 +50,7 @@ proc post*(database: Database, message: Message) =
     raise newException(ValueError, "Message has to be less than 140 characters.")
 
   database.db.exec(sql"INSERT INTO Message VALUES (?, ?, ?);", #<2>
-    message.username, $message.time.toSeconds().int, message.msg) #<3>
+    message.username, $message.time.toUnix().int, message.msg) #<3>
 
 proc follow*(database: Database, follower: User, user: User) =
   database.db.exec(sql"INSERT INTO Following VALUES (?, ?);",#<2>
@@ -79,9 +79,9 @@ proc findMessages*(database: Database, usernames: seq[string],
   result = @[]
   if usernames.len == 0: return
   var whereClause = " WHERE "
-  for i in 0 .. <usernames.len:
+  for i in 0 ..< usernames.len:
     whereClause.add("username = ? ")
-    if i != <usernames.len:
+    if i != pred(usernames.len):
       whereClause.add("or ")
 
   let messages = database.db.getAllRows(
@@ -90,4 +90,4 @@ proc findMessages*(database: Database, usernames: seq[string],
           "ORDER BY time DESC LIMIT " & $limit),
       usernames)
   for row in messages:
-    result.add(Message(username: row[0], time: fromSeconds(row[1].parseInt), msg: row[2]))
+    result.add(Message(username: row[0], time: fromUnix(row[1].parseInt), msg: row[2]))

Chapter7/Tweeter/src/tweeter.nim

@@ -47,7 +47,7 @@ routes:
     redirect(uri("/" & @"target"))
 
   post "/login":
-    setCookie("username", @"username", getTime().getGMTime() + 2.hours)
+    setCookie("username", @"username", getTime().utc() + 2.hours)
     redirect("/")
 
   post "/createMessage":

Chapter7/Tweeter/src/views/user.nim

@@ -33,7 +33,7 @@
   #for message in messages:
     <div>
       <a href="/${message.username}">${message.username}</a>
-      <span>${message.time.getGMTime().format("HH:mm MMMM d',' yyyy")}</span>
+      <span>${message.time.utc().format("HH:mm MMMM d',' yyyy")}</span>
       <h3>${message.msg}</h3>
     </div>
   #end for

readme.md

@@ -7,3 +7,13 @@ This repository contains the source code for all the projects developed inside t
 **FAQ**: https://github.com/dom96/nim-in-action-code/wiki/FAQ
 
 **Errata for Nim 1.0**: https://deepakg.github.io/nim/2019/09/28/nim-in-action-errata.html
+
+## Nim Version Compatibility
+
+| Branch                                                                   | v0.17.2       | v1.0.6  | v1.2.6 |
+| ------------------------------------------------------------------------ |:-------------:|:-------:|:------:|
+| [`master`](https://github.com/dom96/nim-in-action-code/tree/master)      | ✔️            | ✔️     | ❌     |
+| [`v1.2.6`](https://github.com/dom96/nim-in-action-code/tree/v1.2.6)      | ❌             | ✔️      | ✔️    |
+
+
+> :information_source: The `master` branch holds the code that reflects what is in Nim in Action. Other branches contain code modified to work with later versions of Nim.