From e9259dc7ba899eda3c3c20ca8fdc1b93642f6516 Mon Sep 17 00:00:00 2001
From: randogoth <kflux@posteo.de>
Date: Mon, 5 Jun 2023 23:57:44 +0300
Subject: [PATCH] init, add, remove, purge

---
 COMMANDS.md      | 16 +++++++++
 TODO.md          |  6 ++++
 context.yaml     | 17 +++++++++
 dir/context.yaml |  5 +++
 dir/file.txt     |  0
 orvani.py        | 89 ++++++++++++++++++++++++++++++++++++++++++++++++
 6 files changed, 133 insertions(+)
 create mode 100644 COMMANDS.md
 create mode 100644 TODO.md
 create mode 100644 context.yaml
 create mode 100644 dir/context.yaml
 create mode 100644 dir/file.txt
 create mode 100644 orvani.py

diff --git a/COMMANDS.md b/COMMANDS.md
new file mode 100644
index 0000000..c6d0749
--- /dev/null
+++ b/COMMANDS.md
@@ -0,0 +1,16 @@
+# Tagging
+
++ add file.txt @context +project #tag This is a note
++ del file.txt @context
+
+# File Operations
+
++ copy/cp file.txt dir/file.txt
++ move/mv file.txt dir/file.txt
++ del/rm file.txt
+
+# DB Operations
+
++ dir/list/ls -r dir TERM
++ listcon/lsc -r dir TERM
++ listproj/lsprj -r dir TERM
\ No newline at end of file
diff --git a/TODO.md b/TODO.md
new file mode 100644
index 0000000..12f152d
--- /dev/null
+++ b/TODO.md
@@ -0,0 +1,6 @@
++ yaml db
++ command line tools
++ todo.txt like commands
++ recursion
++ audio player (id3 tags)
++ support for markdown tags
\ No newline at end of file
diff --git a/context.yaml b/context.yaml
new file mode 100644
index 0000000..a148047
--- /dev/null
+++ b/context.yaml
@@ -0,0 +1,17 @@
+TODO.md:
+  contexts: []
+  note: and another note
+  projects:
+  - project2
+  tags:
+  - tag2
+file.txt:
+  contexts: []
+  projects: []
+  tags:
+  - frrr
+frrr.md:
+  contexts: []
+  projects: []
+  tags:
+  - frrr
diff --git a/dir/context.yaml b/dir/context.yaml
new file mode 100644
index 0000000..905fae5
--- /dev/null
+++ b/dir/context.yaml
@@ -0,0 +1,5 @@
+file.txt:
+  contexts: []
+  note: weird
+  projects: []
+  tags: []
diff --git a/dir/file.txt b/dir/file.txt
new file mode 100644
index 0000000..e69de29
diff --git a/orvani.py b/orvani.py
new file mode 100644
index 0000000..92775ff
--- /dev/null
+++ b/orvani.py
@@ -0,0 +1,89 @@
+import os
+import yaml
+
+class OrvaniTag:
+
+    DB = dict()
+    FILE = ''
+    CTX = {
+        'contexts' : '@',
+        'projects' : '+',
+        'tags'     : '#'
+    }
+
+    def __init__(self, path: str='context.yaml', contexts=CTX):
+        self.FILE = path
+        self.__cd()
+
+    def __cd(self):
+        """change file context to subdirectory"""
+        if os.path.isfile(self.FILE):
+            try:
+                with open(self.FILE, 'r') as data:
+                    self.DB = yaml.safe_load(data)
+            except Exception:
+                print('File does not exist')
+        else:
+            self.DB = dict()
+
+    def __save(self):
+        """save context file to current directory"""
+        try:
+            with open(self.FILE, 'w+') as data:
+                yaml.dump(self.DB, data)
+        except Exception:
+            print('File write error')
+            
+    def __context(self, argv) -> dict:
+        """create context for given filename"""
+        context = dict()
+        for ctx in self.CTX.keys():
+            context.update( { ctx : []})
+        for arg in argv:
+            for ctx in self.CTX.keys():
+                if str(arg)[0] in self.CTX.values():
+                    if str(arg).startswith(self.CTX[ctx]):
+                        context[ctx].append(str(arg)[1:])
+                else:
+                    context.update( { 'note' : str(arg)})
+        return context
+
+    def add(self, file: str, *argv: str):
+        if os.path.dirname(file):
+            self.FILE = os.path.join(os.path.dirname(file), self.FILE)
+            self.__cd()
+        file = os.path.basename(file)
+        context = self.__context(argv)
+        if file in self.DB:
+            for ctx in self.CTX.keys():
+                self.DB[file][ctx] = list(set( self.DB[file][ctx] + context[ctx]))
+            if 'note' in context.keys():
+                self.DB[file]['note'] = context['note']
+        else:
+            self.DB.update( { file : context } )
+        self.__save()
+
+    def remove(self, file: str, *argv: str):
+        if os.path.dirname(file):
+            self.FILE = os.path.join(os.path.dirname(file), self.FILE)
+            self.__cd()
+        file = os.path.basename(file)
+        context = self.__context(argv)
+        if file in self.DB:
+            for ctx in self.CTX.keys():
+                for item in context[ctx]:
+                    if item in self.DB[file][ctx]:
+                        self.DB[file][ctx].remove(item)
+        self.__save()
+
+    def purge(self, file: str):
+        if os.path.dirname(file):
+            self.FILE = os.path.join(os.path.dirname(file), self.FILE)
+            self.__cd()
+        file = os.path.basename(file)
+        if file in self.DB:
+            del self.DB[file]
+        self.__save()
+
+o = OrvaniTag()
+o.add('dir/file.txt', 'weird')
\ No newline at end of file