MaCH repo

08_todo_events/todos/create_todo.sql

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

08_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);

08_todo_events/todos/delete_todo.sql

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

08_todo_events/todos/get_todos.sql

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

08_todo_events/todos/todo.mustache.html

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+<div>
+  <form action="/todos/{{id}}" method="post" style="display:inline">
+    <input type="hidden" name="http_method" value="PATCH">
+    {{^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="/todos/{{id}}" method="post" style="display:inline">
+    <input type="hidden" name="http_method" value="delete">
+    <button type="submit">delete</button>
+  </form>
+</div>

08_todo_events/todos/todos.c

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+#include <mach.h>
+#include <sqlite.h>
+#include <session_auth.h>
+
+config todos(){
+  return (config) {
+    .name = "todos",
+
+    .resources = {{
+      {"todos", "/todos",
+        .get = {{
+          query((d){
+            .set = "todos",
+            .db = "todos_db",
+            .query = (asset){
+              #embed "get_todos.sql"
+            }
+          }),
+          render((r){(asset){
+            #embed "todos.mustache.html"
+          }})
+        }},
+
+        .post = {{
+          validate((v){
+            .name = "title",
+            .validation = "^\\S{1,16}$",
+            .message = "must be 1-16 characters, no spaces"
+          }),
+          query((d){
+            .db = "todos_db",
+            .query = (asset){
+              #embed "create_todo.sql"
+            }
+          }),
+          emit((e){"todo_created"}),
+          redirect((u){"todos"})
+        }},
+
+        .context = {
+          {"todo", (asset){
+            #embed "todo.mustache.html"
+          }}
+        }
+      },
+
+      {"todo", "/todos/:id",
+        .patch = {{
+          validate((v){
+            .name = "finished",
+            .optional = true,
+            .validation = "1",
+            .message = "must be 1"
+          }),
+          find((d){
+            .db = "todos_db",
+            .query = (asset){
+              #embed "update_todo.sql"
+            }
+          }),
+          redirect((u){"todos"})
+        }},
+        .delete = {{
+          find((d){
+            .db = "todos_db",
+            .query = (asset){
+              #embed "delete_todo.sql"
+            }
+          }),
+          redirect((u){"todos"})
+        }},
+
+        .before = {
+          validate((v){
+            .name = "id",
+            .validation = "^\\d{1,10}$",
+            .message = "must be between 1-9999999999"
+          })
+        }
+      }},
+
+      .before = {
+        session(),
+        logged_in()
+      }
+    },
+
+    .databases = {{
+      .engine = sqlite_db,
+      .name = "todos_db",
+      .connect = "file:todo.db?mode=rwc",
+      .migrations = {(asset){
+        #embed "create_todos_table.sql"
+      }}
+    }},
+
+    .publishes = {
+      {"todo_created",
+        .with = {
+          "user_id",
+          "title"
+        }
+      }
+    },
+
+    .modules = {sqlite, session_auth}
+  };
+}

08_todo_events/todos/todos.mustache.html

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+{{< layout}}
+  {{$body}}
+    <form action="/todos" method="post">
+      <input type="text" name="title" placeholder="new todo" required>
+      <button type="submit">add</button>
+    </form>
+    {{^todos}}
+      <p>no todos</p>
+    {{/todos}}
+    {{#todos}}
+      {{#.}}
+        {{> todo}}
+      {{/.}}
+    {{/todos}}
+  {{/body}}
+{{/layout}}

08_todo_events/todos/update_todo.sql

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