6 files changed, 149 insertions, 4 deletions

diff --git a/tests/hawd/CMakeLists.txt b/tests/hawd/CMakeLists.txt
index 7546920..8c9b389 100644
--- a/tests/hawd/CMakeLists.txt
+++ b/tests/hawd/CMakeLists.txt
@@ -23,6 +23,7 @@ set(SRCS
     modules/list.cpp
     modules/check.cpp
     modules/print.cpp
+    modules/json.cpp
 )
 
 add_library(lib${PROJECT_NAME} SHARED ${lib_SRCS})
diff --git a/tests/hawd/dataset.cpp b/tests/hawd/dataset.cpp
index fb2d7e6..62fa0d7 100644
--- a/tests/hawd/dataset.cpp
+++ b/tests/hawd/dataset.cpp
@@ -77,6 +77,11 @@ void Dataset::Row::setValue(const QString &col, const QVariant &value)
     }
 }
 
+QVariant Dataset::Row::value(const QString &col) const
+{
+    return m_data.value(col);
+}
+
 void Dataset::Row::annotate(const QString &note)
 {
     m_annotation = note;
@@ -176,6 +181,19 @@ QString Dataset::tableHeaders(const QStringList &cols, int standardCols, const Q
     return strings.join(seperator);
 }
 
+
+QString Dataset::Row::commitHash() const
+{
+    return m_commitHash;
+}
+
+QDateTime Dataset::Row::timestamp() const
+{
+    QDateTime dt;
+    dt.setMSecsSinceEpoch(m_key);
+    return dt;
+}
+
 QString Dataset::Row::toString(const QStringList &cols, int standardCols, const QString &seperator) const
 {
     if (m_data.isEmpty()) {
@@ -185,9 +203,7 @@ QString Dataset::Row::toString(const QStringList &cols, int standardCols, const
     QStringList strings;
 
     if (standardCols & Timestamp) {
-        QDateTime dt;
-        dt.setMSecsSinceEpoch(m_key);
-        strings << dt.toString("yyMMdd:hhmmss").leftJustified(s_fieldWidth, ' ');
+        strings << timestamp().toString("yyMMdd:hhmmss").leftJustified(s_fieldWidth, ' ');
     }
 
     if (standardCols & CommitHash) {
diff --git a/tests/hawd/dataset.h b/tests/hawd/dataset.h
index bb2aae5..9660709 100644
--- a/tests/hawd/dataset.h
+++ b/tests/hawd/dataset.h
@@ -47,7 +47,9 @@ public:
             Row(const Row &other);
             Row &operator=(const Row &rhs);
             void setValue(const QString &column, const QVariant &value);
-            QVariant value(const QString &column);
+            QVariant value(const QString &column) const;
+            QString commitHash() const;
+            QDateTime timestamp() const;
             void annotate(const QString &note);
             void setCommitHash(const QString &hash);
             qint64 key() const;
diff --git a/tests/hawd/module.cpp b/tests/hawd/module.cpp
index 7753b44..0fcbfc6 100644
--- a/tests/hawd/module.cpp
+++ b/tests/hawd/module.cpp
@@ -22,6 +22,7 @@
 #include "modules/list.h"
 #include "modules/check.h"
 #include "modules/print.h"
+#include "modules/json.h"
 
 #include <QCoreApplication>
 
@@ -53,6 +54,7 @@ void Module::loadModules()
     addModule(Check());
     addModule(CheckAll());
     addModule(Print());
+    addModule(Json());
 //    addModule(Annotate());
 //    addModule(Remove());
 }
diff --git a/tests/hawd/modules/json.cpp b/tests/hawd/modules/json.cpp
new file mode 100644
index 0000000..d08df49
--- /dev/null
+++ b/tests/hawd/modules/json.cpp
@@ -0,0 +1,87 @@
+/*
+ *   Copyright (C) 2017 Christian Mollekopf <mollekopf@kolabsystems.com>
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
+ */
+
+#include "json.h"
+
+#include "../datasetdefinition.h"
+#include "../dataset.h"
+
+#include <QDir>
+#include <QObject>
+#include <QJsonDocument>
+#include <QJsonObject>
+#include <QJsonArray>
+#include <QDateTime>
+
+#include <iostream>
+
+namespace HAWD
+{
+
+Json::Json()
+    : Module()
+{
+    Syntax top("json", &Json::toJson);
+    setSyntax(top);
+    setDescription(QObject::tr("Prints a table from a dataset to json; you can provide a list of rows to output"));
+}
+
+bool Json::toJson(const QStringList &commands, State &state)
+{
+    if (commands.isEmpty()) {
+        std::cout << QObject::tr("print requires a dataset to be named").toStdString() << std::endl;
+        return true;
+    }
+
+    const QString datasetName = commands.first();
+
+    QDir project(state.projectPath());
+    Dataset dataset(datasetName, state);
+
+    if (!dataset.isValid()) {
+        std::cout << QObject::tr("The dataset %1 could not be loaded; try checking it with the check command").arg(datasetName).toStdString() << std::endl;
+        return true;
+    }
+
+    auto definition = state.datasetDefinition(datasetName);
+
+    QJsonObject json;
+    json.insert("dataset", datasetName);
+    json.insert("description", definition.description());
+
+    const auto columns = definition.columns();
+
+    QJsonArray array;
+    dataset.eachRow(
+        [&](const Dataset::Row &row) {
+            QJsonObject jsonRow;
+            jsonRow.insert("timestamp", QJsonValue::fromVariant(row.timestamp()));
+            jsonRow.insert("commit", row.commitHash());
+            for (const auto &col : columns) {
+                jsonRow.insert(col.first, QJsonValue::fromVariant(row.value(col.first)));
+            }
+            array.append(jsonRow);
+        });
+    json.insert("rows", array);
+    std::cout << QJsonDocument{json}.toJson().toStdString() << std::endl;
+    return true;
+}
+
+} // namespace HAWD
+
diff --git a/tests/hawd/modules/json.h b/tests/hawd/modules/json.h
new file mode 100644
index 0000000..75f7171
--- /dev/null
+++ b/tests/hawd/modules/json.h
@@ -0,0 +1,37 @@
+/*
+ *   Copyright (C) 2017 Christian Mollekopf <mollekopf@kolabsystems.com>
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the
+ *   Free Software Foundation, Inc.,
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
+ */
+
+#pragma once
+
+#include "module.h"
+
+namespace HAWD
+{
+
+class Json : public Module
+{
+public:
+    Json();
+
+private:
+    static bool toJson(const QStringList &commands, State &state);
+};
+
+} // namespace HAWD
+