1 files changed, 133 insertions, 0 deletions
diff --git a/library_info_cli.py b/library_info_cli.py
new file mode 100755
index 0000000..49a3b5d
--- /dev/null
+++ b/library_info_cli.py
@@ -0,0 +1,133 @@
+#!/usr/bin/env python3
+# File: library_info_cli.py
+# Author: bgstack15
+# Startdate: 2024-07-06-7 15:19
+# Title: CLI for library_info
+# Project: library_info
+# Purpose: cli client for library_info_lib
+# History:
+# Usage: --help
+# Reference:
+# Improve:
+# Dependencies:
+
+import argparse, sys, json, datetime
+import library_info_lib
+
+parser = argparse.ArgumentParser(description="Shows currently checked out items from the configured libraries.")
+parser.add_argument("-d","--debug", nargs='?', default=0, type=int, choices=range(0,11), help="Set debug level. >=5 adds verbose=True to get_checkouts().")
+# add output option: html, raw, json
+# add mutual: all or single.
+group1 = parser.add_mutually_exclusive_group()
+group1.add_argument("-s","--single", help="Show this single account.")
+group1.add_argument("-a","--all", action='store_true', default=True, help="Check all accounts")
+parser.add_argument("-o","--output", choices=["html","json","raw"], default="raw", help="Output format.")
+parser.add_argument("-f","--full", action=argparse.BooleanOptionalAction, default=True, help="Use full image objects or not. They are huge and during debugging it is useful to turn off.")
+
+args = parser.parse_args()
+
+debuglevel = 0
+if args.debug is None:
+   # -d was used but no value provided
+   debuglevel = 10
+elif args.debug:
+   debuglevel = args.debug
+
+full_images = args.full
+single = args.single
+output = args.output
+
+def prn(*args,**kwargs):
+   kwargs["end"] = ""
+   print(*args,**kwargs)
+
+def eprint(*args,**kwargs):
+   kwargs["file"] = sys.stderr
+   print(*args,**kwargs)
+
+def serialize(item):
+   eprint(f"DEBUG: trying to serialize {item}, type {type(item)}")
+   if type(item) == datetime.datetime:
+      # We know library due dates are just a day, and not a time.
+      return item.strftime("%F")
+   else:
+      eprint(f"WARNING: unknown type {type(item)} for json-serializing object {item}")
+      return item
+
+def html(items):
+   # Uses https://datatables.net/download/builder?dt/jq-3.7.0/dt-2.0.8/cr-2.0.3/fh-4.0.1
+   # with css corrected by having the utf-8 line at the top of the .min.css file.
+   """ Make an html of the items """
+   prn("<html>\n")
+   prn("<head>\n")
+   prn('<meta name="viewport" content="width=device-width, initial-scale=1">\n')
+   prn('<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">\n')
+   prn('<link href="DataTables/datatables.min.css" rel="stylesheet">\n')
+   prn('<link rel=stylesheet type="text/css" href="library.css">')
+   # inline css, if any
+   prn('<style type="text/css">\n')
+   prn('</style>\n')
+   prn("<title>Library checkouts</title>\n")
+   prn("</head>\n")
+   prn("<body>\n")
+   seen_accounts = []
+   for i in items:
+      if i["patron"] not in seen_accounts:
+         seen_accounts.append(i["patron"])
+   if seen_accounts:
+      prn("<h2>Accounts: ")
+      prn(", ".join(seen_accounts))
+      prn("</h2>\n")
+   prn("<span class='eighty'>Last modified: " + datetime.datetime.now(datetime.UTC).strftime("%FT%TZ") + "</span>\n")
+   if len(items):
+      prn("<table class='display' id='checkouts'>\n")
+      prn(f"<thead><tr><th>Patron</th><th>barcode</th><th>due</th><th>format</th><th>cover</th><th>Title</th></tr></thead>\n")
+      prn("<tbody>\n")
+      for i in items:
+         prn(f"<tr>")
+         prn(f"<td>{i['patron']}</td>")
+         prn(f"<td>{i['barcode']}</td>")
+         due = i["due"].strftime("%F")
+         prn(f"<td>{due}</td>")
+         if "img" in i:
+            img_src = i["img"]
+         else:
+            img_src = ""
+         #prn(f"<td>{i['format']} <img class='thumb' src='data:image/png;base64, {img_src}' /><span><img class='full' src='data:image/png;base64, {img_src}' /></span></td>")
+         prn(f"<td>{i['format']}</td>")
+         prn(f"<td><img class='thumb' src='data:{i['img_type']};base64, {img_src}' /></td>")
+         prn(f"<td>{i['title']}</td>")
+         prn(f"</tr>\n")
+      prn(f"</tbody>\n")
+      prn(f"</table>\n")
+   prn(f"</body>\n")
+   prn(f"<footer>\n")
+   prn(f"</footer>\n")
+   prn('<script src="DataTables/datatables.min.js"></script>')
+   # disable paging, because I dislike it.
+   # Use column 2 (due date) ascending as initial sort.
+   prn("""
+<script>$(document).ready(
+   function () {
+      var table = $('#checkouts').DataTable({paging: false});
+      table.column('2:visible').order('asc').draw();
+   }
+);</script>
+""")
+   prn(f"</html>")
+
+if "__main__" == __name__:
+   if debuglevel >= 1:
+      eprint(args)
+   if single:
+      items = library_info_lib.get_single_checkouts(alias = single, full_images = full_images, verbose = debuglevel >= 5)
+   else:
+      items = library_info_lib.get_all_checkouts(full_images = full_images, verbose = debuglevel >= 5)
+   if "raw" == output:
+      print(items)
+   elif "json" == output:
+      print(json.dumps(items,default=serialize))
+   elif "html" == output:
+      html(items)
+   else:
+      print(f"Error! Invalid choice for output format {output}.")