From ee6fc48c901ccfdae9a4c06557ef47ac77ab0e7a Mon Sep 17 00:00:00 2001
From: Benjamin Sigonneau <benjamin@dromaludaire.info>
Date: Sun, 15 Jan 2023 22:43:07 +0100
Subject: [PATCH] Display results only for the current month

---
 views/search_results.tpl |  7 ++++++-
 webapp.py                | 32 ++++++++++++++++++++++++++++++--
 2 files changed, 36 insertions(+), 3 deletions(-)
diff --git a/views/search_results.tpl b/views/search_results.tpl
index ca3747e..0076e96 100644
--- a/views/search_results.tpl
+++ b/views/search_results.tpl
@@ -8,6 +8,11 @@
 </head>
 <body>
   <h1>Prix du m³ de fioul pour Languidic</h1>
+  <h2 class="row">
+    <div class="col-3"><a href="{{ prev_page }}">[<]</a></div>
+    <div class="col-3" style="text-align:center">{{ displayed_month }}</div>
+    <div class="col-3" style="text-align:right"><a href="{{ next_page }}">[>]</a></div>
+  </h2>
   <table id="results" class="u-full-width">
     <tr>
       <th colspan="2"></th> <!-- Date -->
@@ -19,7 +24,7 @@
       <td>{{current_1000}}</td>
       <td>{{current_500}}</td>
     </tr>
-    % for x in results:
+    % for x in month_results:
     <tr class="{{day_classes[x.date.weekday()]}}">
       <td>{{x.date.strftime('%A')}}</td>
       <td>{{x.date.strftime('%d %b %Y')}}</td>
diff --git a/webapp.py b/webapp.py
index d15ca46..7425f80 100644
--- a/webapp.py
+++ b/webapp.py
@@ -1,7 +1,9 @@
+import datetime as dt
 import locale
 import os
 
-from bottle import hook, request, route, run, static_file, view
+from bottle import hook, redirect, request, route, run, static_file, view
+from dateutil.relativedelta import *
 
 import models
 from fioul import get_today_prices_from_internet
@@ -12,9 +14,31 @@ from models import Price
 
 
 @route("/")
+def home():
+    today = dt.date.today()
+    return redirect(f"/{today.year}/{today.month}")
+
+
+@route("/<year:int>/<month:int>")
 @view("search_results", template_settings={"noescape": True})
-def results_page():
+def results_page(year, month):
     results = Price.select().order_by(Price.date.desc())
+    start = dt.date(year, month, day=1)
+    prev = start + relativedelta(months=-1)
+    next = start + relativedelta(months=+1)
+    print(f"debug upper date boundary: {start + relativedelta(months=1)}")
+    month_results = (
+        Price.select()
+        .where(
+            Price.date >= start,
+            Price.date < next,
+        )
+        .order_by(Price.date.desc())
+    )
+    prev_page = f"/{prev.year}/{prev.month}"
+    next_page = f"/{next.year}/{next.month}"
+    displayed_month = start.strftime("%B %Y")
+    print(f"year: {year}, month: {month}, displayed: {displayed_month}")
     current_500, current_1000 = get_today_prices_from_internet()
     day_classes = {
         0: "monday",
@@ -27,6 +51,10 @@ def results_page():
     }
     return dict(
         results=results,
+        month_results=month_results,
+        prev_page=prev_page,
+        next_page=next_page,
+        displayed_month=displayed_month,
         day_classes=day_classes,
         current_500=current_500,
         current_1000=current_1000,

		{{current_1000}}	{{current_500}}
{{x.date.strftime('%A')}}	{{x.date.strftime('%d %b %Y')}}