nerack repo

examples/06_todo_events/todos/create_todo.sql

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+insert into todos(user_id, title)
+values({{user_id}}, {{title}});

examples/06_todo_events/todos/create_todos_table.sql

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+CREATE TABLE IF NOT EXISTS todos (
+  id INTEGER PRIMARY KEY AUTOINCREMENT,
+  user_id INTEGER NOT NULL,
+  title TEXT NOT NULL,
+  finished INTEGER CHECK(finished IN (1))
+);
+CREATE INDEX IF NOT EXISTS idx_todos_user_id ON todos(user_id);

examples/06_todo_events/todos/delete_todo.sql

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+delete from todos
+where user_id = {{user_id}}
+  and id = {{id}};

examples/06_todo_events/todos/get_todos.sql

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+select id, title, finished
+from todos
+where user_id = {{user_id}};

examples/06_todo_events/todos/todos.c

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+#include <nerack.h>
+#include <http.h>
+#include <sqlite.h>
+#include <pubsub.h>
+#include <cookie_auth.h>
+
+module(todos){
+  sqlite(
+    "todos_db",
+    "file:todo.db?mode=rwc",
+    {"create_todos_table"}
+  );
+
+  publish("todo_created",
+    .with = {"user_id", "title"}
+  );
+
+  http("todos", "/todos",
+    .all = {
+      cookie_logged_in(),
+      cookie_session()
+    },
+    .get = {
+      sqlite_query({"todos_db", "get_todos", "todos_data"}),
+      html("todos", "todos_s"),
+      http_response("todos_s")
+    },
+    .post = {
+      input({"title", not_empty_input}),
+      sqlite_query({"todos_db", "create_todo"}),
+      emit("todo_created"),
+      http_redirect("todos")
+    }
+  );
+
+  http("todo", "/todos/:id",
+    .all = {
+      cookie_logged_in(),
+      cookie_session(),
+      input({"id", positive_integer_input})
+    },
+    .patch = {
+      input({"finished", "^1$", "must be 1", .optional = true}),
+      sqlite_query({"todos_db", "update_todo"}),
+      http_redirect("todos")
+    },
+    .delete = {
+      sqlite_query({"todos_db", "delete_todo"}),
+      http_redirect("todos")
+    }
+  );
+}

examples/06_todo_events/todos/todos.mustache.html

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+{{< layout}}
+  {{$body}}
+    <form action="{{url:post:todos}}" method="post">
+      <input type="text" name="title" placeholder="new todo" required>
+      <button type="submit">add</button>
+    </form>
+    {{^todos_data}}
+      <p>no todos</p>
+    {{/todos_data}}
+    {{#todos_data}}
+      <div>
+        <form action="{{url:patch:todo}}" method="post" style="display:inline">
+          {{^finished}}
+            <input type="checkbox" name="finished" value="1">
+          {{/finished}}
+          {{#finished}}
+            <input type="checkbox" name="finished" value="1" checked>
+          {{/finished}}
+          {{title}}
+          <button type="submit">save</button>
+        </form>
+        <form action="{{url:delete:todo}}" method="post" style="display:inline">
+          <button type="submit">delete</button>
+        </form>
+      </div>
+    {{/todos_data}}
+  {{/body}}
+{{/layout}}

examples/06_todo_events/todos/update_todo.sql

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+update todos
+set finished = {{finished}}
+where user_id = {{user_id}}
+  and id = {{id}};