fix snakecasing, add order by

lib/dbwrap.js

@@ -38,6 +38,7 @@ function wrap(db, dir) {
     var DB = {};
     var tablename = db.escape(snakeCase(opts.tablename) || 'data');
     var idname = db.escape(snakeCase(opts.idname) || 'id');
+    var idnameCased = (camelCase(opts.idname) || 'id');
 
     db = PromiseA.promisifyAll(db);
 
@@ -65,7 +66,7 @@ function wrap(db, dir) {
         obj = {};
       }
 
-      obj[idname] = row[idname];
+      obj[idnameCased] = row[idname];
 
       return obj;
     }
@@ -87,7 +88,7 @@ function wrap(db, dir) {
           obj = {};
         }
 
-        obj[idname] = row[idname];
+        obj[idnameCased] = row[idname];
       });
       // set up for garbage collection
       rows.length = 0;
@@ -96,7 +97,7 @@ function wrap(db, dir) {
       return results;
     }
 
-    DB.find = function (opts) {
+    DB.find = function (opts, params) {
       var sql = 'SELECT * FROM ' + tablename + ' WHERE ';
 
       Object.keys(opts).forEach(function (key, i) {
@@ -106,6 +107,15 @@ function wrap(db, dir) {
         sql += db.escape(snakeCase(key)) + ' ' + db.escape(opts[key]);
       });
 
+      if (params) {
+        if (params.orderBy) {
+          sql += ' ORDER BY ' + db.escape(snakeCase(params.orderBy));
+          if (params.orderByDesc) {
+            sql += ' DESC';
+          }
+        }
+      }
+
       return db.allAsync("SELECT * FROM " + tablename + " " + sql, []).then(simpleMap);
     };
 
@@ -139,29 +149,46 @@ function wrap(db, dir) {
     };
 
     DB.save = function (data) {
-      if (!data[idname]) {
+      if (!data[idnameCased]) {
         // NOTE saving the id both in the object and the id for now
         var UUID = require('node-uuid');
-        data[idname] = UUID.v4();
-        return DB.create(data[idname], data).then(function (/*stats*/) {
+        data[idnameCased] = UUID.v4();
+        return DB.create(data[idnameCased], data).then(function (/*stats*/) {
           //data._rowid = stats.id;
           return data;
         });
       }
 
-      return DB.set(data[idname], data).then(function (result) {
+      return DB.set(data[idnameCased], data).then(function (result) {
         var success = result.changes >= 1;
 
         if (success) {
           return result;
+        } else {
+          console.log('[debug result of set]', result.sql);
+          delete result.sql;
+          console.log(result);
         }
+
+        return null;
       });
     };
 
-    DB.create = function (id, data) {
-      var json = JSON.stringify(data);
+    DB.create = function (id, obj) {
+      if (!obj) {
+        obj = id;
+        id = obj[idnameCased];
+      }
+      if (!id) {
+        return PromiseA.reject(new Error("no id supplied"));
+      }
 
       return new PromiseA(function (resolve, reject) {
+        var json = JSON.stringify(obj);
+        var data = JSON.parse(json);
+        delete data[idnameCased];
+        json = JSON.stringify(data);
+
         var sql = "INSERT INTO " + tablename + " (" + idname + ", json) VALUES (?, ?)";
         var values = [id, json];
 
@@ -221,6 +248,7 @@ function wrap(db, dir) {
 
           delete data[col.name];
         });
+        delete data[idnameCased];
 
         json = JSON.stringify(data);
         fieldable.push("json = ?");
@@ -258,7 +286,7 @@ function wrap(db, dir) {
 
     DB.destroy = function (id) {
       if ('object' === typeof id) {
-        id = id[idname];
+        id = id[idnameCased];
       }
 
       return new PromiseA(function (resolve, reject) {