From 6cac679458ecdab38873cd379589bdf5f1b77457 Mon Sep 17 00:00:00 2001
From: "Veronica K. B. Olsen" <1619840+vkbo@users.noreply.github.com>
Date: Thu, 23 Jan 2020 15:52:27 +0100
Subject: [PATCH] Added merge documents dialog and related code

---
 nw/constants/constants.py  |   1 +
 nw/gui/__init__.py         |   2 +
 nw/gui/dialogs/__init__.py |   2 +
 nw/gui/dialogs/docmerge.py | 108 +++++++++++++++++++++++++++++++++++++
 nw/gui/icons.py            |   2 +
 nw/gui/mainmenu.py         |   7 +++
 nw/guimain.py              |  13 ++++-
 7 files changed, 134 insertions(+), 1 deletion(-)
 create mode 100644 nw/gui/dialogs/docmerge.py

diff --git a/nw/constants/constants.py b/nw/constants/constants.py
index a0325482..d3ccd1c7 100644
--- a/nw/constants/constants.py
+++ b/nw/constants/constants.py
@@ -29,6 +29,7 @@ class nwFiles():
     EXPORT_OPT = "exportOptions.json"
     TLINE_OPT  = "timelineOptions.json"
     SLOG_OPT   = "sessionLogOptions.json"
+    MERGE_OPT  = "docMergeOptions.json"
 
 # END Class nwFiles
 
diff --git a/nw/gui/__init__.py b/nw/gui/__init__.py
index b8196cc2..fad7b148 100644
--- a/nw/gui/__init__.py
+++ b/nw/gui/__init__.py
@@ -8,6 +8,7 @@ from nw.gui.theme import GuiTheme
 
 # Dialogs
 from nw.gui.dialogs.configeditor import GuiConfigEditor
+from nw.gui.dialogs.docmerge import GuiDocMerge
 from nw.gui.dialogs.export import GuiExport
 from nw.gui.dialogs.itemeditor import GuiItemEditor
 from nw.gui.dialogs.projecteditor import GuiProjectEditor
@@ -33,6 +34,7 @@ __all__ = [
     "GuiMainStatus",
     "GuiTheme",
     "GuiConfigEditor",
+    "GuiDocMerge",
     "GuiExport",
     "GuiItemEditor",
     "GuiProjectEditor",
diff --git a/nw/gui/dialogs/__init__.py b/nw/gui/dialogs/__init__.py
index fac299ba..0c6b842e 100644
--- a/nw/gui/dialogs/__init__.py
+++ b/nw/gui/dialogs/__init__.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 
 from nw.gui.dialogs.configeditor import GuiConfigEditor
+from nw.gui.dialogs.docmerge import GuiDocMerge
 from nw.gui.dialogs.export import GuiExport
 from nw.gui.dialogs.itemeditor import GuiItemEditor
 from nw.gui.dialogs.projecteditor import GuiProjectEditor
@@ -9,6 +10,7 @@ from nw.gui.dialogs.timelineview import GuiTimeLineView
 
 __all__ = [
     "GuiConfigEditor",
+    "GuiDocMerge",
     "GuiExport",
     "GuiItemEditor",
     "GuiProjectEditor",
diff --git a/nw/gui/dialogs/docmerge.py b/nw/gui/dialogs/docmerge.py
new file mode 100644
index 00000000..264fc703
--- /dev/null
+++ b/nw/gui/dialogs/docmerge.py
@@ -0,0 +1,108 @@
+# -*- coding: utf-8 -*-
+"""novelWriter GUI Doc Merge
+
+ novelWriter – GUI Doc Merge
+=============================
+ Tool for merging multiple documents to one
+
+ File History:
+ Created: 2020-01-23 [0.4.3]
+
+"""
+
+import logging
+import nw
+
+from PyQt5.QtCore import Qt
+from PyQt5.QtWidgets import (
+    QDialog, QHBoxLayout, QVBoxLayout, QGridLayout, QPushButton, QLabel,
+    QProgressBar
+)
+
+from nw.tools import OptLastState
+from nw.constants import nwFiles
+
+logger = logging.getLogger(__name__)
+
+class GuiDocMerge(QDialog):
+
+    def __init__(self, theParent, theProject):
+        QDialog.__init__(self, theParent)
+
+        logger.debug("Initialising GuiDocMerge ...")
+
+        self.mainConf   = nw.CONFIG
+        self.theParent  = theParent
+        self.theProject = theProject
+        self.optState   = DocMergeLastState(self.theProject,nwFiles.MERGE_OPT)
+        self.optState.loadSettings()
+
+        self.outerBox = QHBoxLayout()
+        self.innerBox = QVBoxLayout()
+        self.setWindowTitle("Merge Documents")
+        self.setLayout(self.outerBox)
+
+        self.guiDeco = self.theParent.theTheme.loadDecoration("merge",(64,64))
+
+        self.outerBox.addWidget(self.guiDeco, 0, Qt.AlignTop)
+        self.outerBox.addLayout(self.innerBox)
+
+        self.doMergeForm = QGridLayout()
+        self.doMergeForm.setContentsMargins(10,5,0,10)
+
+        self.mergeButton = QPushButton("Merge")
+        self.mergeButton.clicked.connect(self._doMerge)
+
+        self.closeButton = QPushButton("Close")
+        self.closeButton.clicked.connect(self._doClose)
+
+        self.mergeStatus   = QLabel("Ready ...")
+        self.mergeProgress = QProgressBar(self)
+
+        self.doMergeForm.addWidget(self.mergeStatus,   0, 0, 1, 3)
+        self.doMergeForm.addWidget(self.mergeProgress, 1, 0)
+        self.doMergeForm.addWidget(self.mergeButton,   1, 1)
+        self.doMergeForm.addWidget(self.closeButton,   1, 2)
+
+        self.innerBox.addLayout(self.doMergeForm)
+
+        self.rejected.connect(self._doClose)
+        self.show()
+
+        logger.debug("GuiDocMerge initialisation complete")
+
+        return
+
+    ##
+    #  Buttons
+    ##
+
+    def _doMerge(self):
+
+        logger.verbose("GuiDocMerge merge button clicked")
+
+        return
+
+    def _doClose(self):
+
+        logger.verbose("GuiDocMerge close button clicked")
+
+        self.optState.saveSettings()
+        self.close()
+
+        return
+
+# END Class GuiDocMerge
+
+class DocMergeLastState(OptLastState):
+
+    def __init__(self, theProject, theFile):
+        OptLastState.__init__(self, theProject, theFile)
+        self.theState   = {
+        }
+        self.stringOpt = ()
+        self.boolOpt   = ()
+        self.intOpt    = ()
+        return
+
+# END Class DocMergeLastState
diff --git a/nw/gui/icons.py b/nw/gui/icons.py
index 88149b6e..facb84d7 100644
--- a/nw/gui/icons.py
+++ b/nw/gui/icons.py
@@ -46,7 +46,9 @@ class GuiIcons:
 
     DECO_MAP = {
         "export"   : "export.svg",
+        "merge"    : "merge.svg",
         "settings" : "gear.svg",
+        "split"    : "split.svg",
     }
 
     def __init__(self, theParent):
diff --git a/nw/gui/mainmenu.py b/nw/gui/mainmenu.py
index ae5df846..061b5e2d 100644
--- a/nw/gui/mainmenu.py
+++ b/nw/gui/mainmenu.py
@@ -369,6 +369,13 @@ class GuiMainMenu(QMenuBar):
         self.aImportFile.triggered.connect(self.theParent.importDocument)
         self.docuMenu.addAction(self.aImportFile)
 
+        # Document > Merge Documents
+        self.aMergeDocs = QAction("Merge Documents", self)
+        self.aMergeDocs.setStatusTip("Merge multiple documents")
+        # self.aMergeDocs.setShortcut("Ctrl+Shift+I")
+        self.aMergeDocs.triggered.connect(self.theParent.mergeDocuments)
+        self.docuMenu.addAction(self.aMergeDocs)
+
         return
 
     def _buildViewMenu(self):
diff --git a/nw/guimain.py b/nw/guimain.py
index 63a31795..4572ee01 100644
--- a/nw/guimain.py
+++ b/nw/guimain.py
@@ -27,7 +27,7 @@ from nw.gui import (
     GuiMainMenu, GuiMainStatus, GuiTheme, GuiDocTree, GuiDocEditor,
     GuiDocViewer, GuiDocDetails, GuiSearchBar, GuiNoticeBar,
     GuiDocViewDetails, GuiConfigEditor, GuiProjectEditor, GuiExport,
-    GuiItemEditor, GuiTimeLineView, GuiSessionLogView
+    GuiItemEditor, GuiTimeLineView, GuiSessionLogView, GuiDocMerge
 )
 from nw.project import NWProject, NWDoc, NWItem, NWIndex, NWBackup
 from nw.tools import countWords
@@ -458,6 +458,17 @@ class GuiMain(QMainWindow):
 
         return True
 
+    def mergeDocuments(self):
+        """Merge multiple documents to one single new document.
+        """
+
+        if self.mainConf.showGUI:
+            dlgMerge = GuiDocMerge(self, self.theProject)
+            if dlgMerge.exec_():
+                pass
+
+        return True
+
     def passDocumentAction(self, theAction):
         """Pass on document action theAction to whatever document has
         the focus. If no document has focus, the action is discarded.