From a4927a2a306253035dd4980943c97440e208191e Mon Sep 17 00:00:00 2001
From: Ekaitz Zarraga <ekaitz@elenq.tech>
Date: Thu, 6 Aug 2020 14:40:39 +0200
Subject: Make to_json and to_dict functions

---
 fracture/__main__.py | 17 ++++++++++++++---
 fracture/invoice.py  | 49 ++++++++++++++++++++++++++++++++++++++-----------
 2 files changed, 52 insertions(+), 14 deletions(-)

(limited to 'fracture')

diff --git a/fracture/__main__.py b/fracture/__main__.py
index c51c556..5177a27 100644
--- a/fracture/__main__.py
+++ b/fracture/__main__.py
@@ -1,4 +1,4 @@
-from invoice import Invoice, Tax, Product
+from invoice import Invoice, Tax, Product, Conf
 import db
 
 from csv import DictWriter
@@ -49,8 +49,8 @@ def load_config():
     Invoice.ID_FORMAT =  f
 
     # CURRENCY
-    Invoice.CURRENCY  = conf["invoice"].get("currency", "€")
-    Invoice.CURRENCY_DECIMAL = conf["invoice"].getint("currency_decimal", 2)
+    Conf.CURRENCY  = conf["invoice"].get("currency", "€")
+    Conf.CURRENCY_DECIMAL = conf["invoice"].getint("currency_decimal", 2)
 
     # TEMPLATE ?
     # TODO
@@ -138,6 +138,10 @@ def summarize(xlsx=False, year=None, quarter=None):
     for r in rows:
         wrtr.writerow(r)
 
+@command
+def dump(id):
+    id, series, type = id
+    print(Invoice.load(int(id), int(series), type).to_json())
 
 if __name__ == "__main__":
     load_config()
@@ -169,6 +173,13 @@ if __name__ == "__main__":
         help="Obtain the summary of the year")
     summary_parser.set_defaults(func=summarize)
 
+    # Dump invoice
+    summary_parser = subparsers.add_parser("dump", aliases=["d"],
+        help="Display chosen template")
+    summary_parser.add_argument("id", nargs="+", type=str,
+        help="Invoice to render")
+    summary_parser.set_defaults(func=dump)
+
     # parse
     args = parser.parse_args()
     args.func(args)
diff --git a/fracture/invoice.py b/fracture/invoice.py
index b3fa6b6..e973b8a 100644
--- a/fracture/invoice.py
+++ b/fracture/invoice.py
@@ -1,13 +1,24 @@
+import json
 import sqlite3
 from datetime import date, datetime, timedelta
 from configparser import ConfigParser
 from collections import OrderedDict
 import io
 
+class Conf:
+    # MOVE ALL THE CONFIG HERE
+    CURRENCY  = None
+    CURRENCY_DECIMAL = 0
+
 class Tax:
     def __init__(self, name="", ratio = 0.0):
         self.name  = name.upper()
         self.ratio = ratio
+    def to_dict(self):
+        return {
+            "name": self.name,
+            "ratio": self.ratio,
+        }
 
 class Product:
     VATS = ()
@@ -27,6 +38,13 @@ class Product:
         return self.price_unit * self.units
     def calc_charged_vat(self):
         return self.calc_base() * self.vat
+    def to_dict(self):
+        return {
+            "description": self.description,
+            "units":       self.units,
+            "price-unit":  round(self.price_unit, Conf.CURRENCY_DECIMAL),
+            "vat":         self.vat
+        }
 
 class Customer:
     def __init__(self, name, id = "", address = ""):
@@ -40,8 +58,6 @@ class Invoice:
     _TYPES  = {"sent", "received"}
     SERIES = {}
     ID_FORMAT = None
-    CURRENCY  = None
-    CURRENCY_DECIMAL = 0
     DB_FILE   = None
     DEFAULT_TAXES = ()
 
@@ -327,10 +343,21 @@ class Invoice:
         return self.id
 
 
-    def format(self):
-        # TODO
-        # https://bugs.python.org/issue35111
-        pass
+
+    def to_dict(self):
+        return {
+            "products":          tuple(p.to_dict() for p in self.products),
+            "taxes":             tuple(t.to_dict() for t in self.taxes),
+            "type":              self.type,
+            "id":                self.format_id(),
+            "date":              self.date.strftime("%Y-%m-%d"),
+            "customer_id":       self.customer.id,
+            "customer_name":     self.customer.name,
+            "customer_address":  self.customer.address,
+            "notes":             self.notes,
+        }
+    def to_json(self):
+        return json.dumps(self.to_dict())
 
     def to_row(self):
 
@@ -356,20 +383,20 @@ class Invoice:
             for product in ps:
                 vat_base  += product.calc_base()
                 charged_vat += product.calc_charged_vat()
-            row[to_base_key(vat)] = round(vat_base,  self.CURRENCY_DECIMAL)
-            row[to_vat_key(vat)]  = round(charged_vat, self.CURRENCY_DECIMAL)
+            row[to_base_key(vat)] = round(vat_base,  Conf.CURRENCY_DECIMAL)
+            row[to_vat_key(vat)]  = round(charged_vat, Conf.CURRENCY_DECIMAL)
 
             total_base    += vat_base
             total_charged += vat_base + charged_vat
 
-        row["base(TOTAL)"] = round(total_base, self.CURRENCY_DECIMAL)
+        row["base(TOTAL)"] = round(total_base, Conf.CURRENCY_DECIMAL)
 
         to_tax_key = lambda tax: tax.name + "("+ str(tax.ratio*100) +"%)"
         for i in self.taxes:
             tax_amount = i.ratio * total_base
-            row[to_tax_key(i)] = round(tax_amount, self.CURRENCY_DECIMAL)
+            row[to_tax_key(i)] = round(tax_amount, Conf.CURRENCY_DECIMAL)
             total_charged += tax_amount
 
-        row["TOTAL"] = round(total_charged, self.CURRENCY_DECIMAL)
+        row["TOTAL"] = round(total_charged, Conf.CURRENCY_DECIMAL)
 
         return row
-- 
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