From 639472d948f5da119c791f5ff80c1c150b1bf98b Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Sun, 20 Feb 2022 00:19:23 +0100
Subject: l radio-news: add api endpoint

---
 lass/2configs/radio-news.nix | 53 +++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 50 insertions(+), 3 deletions(-)

diff --git a/lass/2configs/radio-news.nix b/lass/2configs/radio-news.nix
index a4e28c1b1..eb7d3bd9a 100644
--- a/lass/2configs/radio-news.nix
+++ b/lass/2configs/radio-news.nix
@@ -1,8 +1,8 @@
-{ config, pkgs, ... }: with pkgs.stockholm.lib;
+{ config, lib, pkgs, ... }:
 let
   weather_report = pkgs.writers.writeDashBin "weather_report" ''
   set -efu
-  ${pkgs.curl}/bin/curl -sSL https://wttr.in/''${1-}?format=j1 \
+  ${pkgs.curl}/bin/curl -fsSL https://wttr.in/''${1-}?format=j1 \
     | ${pkgs.jq}/bin/jq -r '
     [.nearest_area[0] | "Weather report for \(.areaName[0].value), \(.country[0].value)."]
     + [.current_condition[0] | "Currently it is \(.weatherDesc[0].value) outside with a temperature of \(.temp_C) degrees."]
@@ -14,11 +14,25 @@ let
       ${pkgs.libshout}/bin/shout --format ogg --host localhost --port 1338 --mount /live
   '';
 
+  gc_news = pkgs.writers.writeDashBin "gc_news" ''
+    set -xefu
+    ${pkgs.coreutils}/bin/cat $HOME/news | ${pkgs.jq}/bin/jq -cs 'map(select((.to|fromdateiso8601) > now)) | .[]' > $HOME/bla-news.tmp
+    ${pkgs.coreutils}/bin/mv $HOME/bla-news.tmp $HOME/news
+  '';
+
+  get_current_news = pkgs.writers.writeDashBin "get_current_news" ''
+    set -xefu
+    ${pkgs.coreutils}/bin/cat $HOME/news | ${pkgs.jq}/bin/jq -rs 'map(select(((.to | fromdateiso8601) > now) and (.from|fromdateiso8601) < now) | .text) | .[]'
+  '';
+
   newsshow = pkgs.writers.writeDashBin "newsshow" /* sh */ ''
     echo "
     hello crabpeople!
     $(${pkgs.ddate}/bin/ddate | sed 's/YOLD/Year of Discord/')!
     It is $(date --utc +%H) o clock UTC.
+    todays news:
+    $(get_current_news)
+    $(gc_news)
     $(weather_report berlin)
     $(weather_report 70173)
     $(weather_report munich)
@@ -30,6 +44,8 @@ in
     path = [
       newsshow
       send_to_radio
+      gc_news
+      get_current_news
       weather_report
       pkgs.curl
       pkgs.retry
@@ -37,10 +53,41 @@ in
     script = ''
       set -efu
       retry -t 5 -d 10 -- newsshow |
-        retry -t 5 -d 10 -- curl -SsG http://tts.r/api/tts --data-urlencode 'text@-' |
+        retry -t 5 -d 10 -- curl -fSsG http://tts.r/api/tts --data-urlencode 'text@-' |
         retry -t 5 -d 10 -- send_to_radio
     '';
     startAt = "*:00:00";
+    serviceConfig = {
+      User = "radio-news";
+    };
+  };
+
+  krebs.iptables.tables.filter.INPUT.rules = [
+    { predicate = "-p tcp --dport 7999"; target = "ACCEPT"; }
+  ];
+
+  krebs.htgen.news = {
+    port = 7999;
+    user = {
+      name = "radio-news";
+    };
+    script = ''. ${pkgs.writers.writeDash "htgen-news" ''
+      set -xefu
+      case "$Method $Request_URI" in
+        "POST /")
+          payload=$(head -c "$req_content_length" \
+            | sed 's/+/ /g;s/%\(..\)/\\x\1/g;' \
+            | xargs -0 echo -e \
+          )
+          echo "$payload" | jq 'has("from") and has("to") and has("text")' >&2
+          echo "$payload" | jq -c '{ from: (.from | fromdate | todate), to: (.to | fromdate | todate), text: .text }' >> $HOME/news
+          printf 'HTTP/1.1 200 OK\r\n'
+          printf 'Connection: close\r\n'
+          printf '\r\n'
+          exit
+        ;;
+      esac
+    ''}'';
   };
 
   ## debug
-- 
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