first commit

lua/forecast.lua

@@ -0,0 +1,145 @@
+local cjson = require "cjson"
+
+-- Exemple de JSON
+local json_str = [[
+{
+  "cod": "200",
+  "message": 0,
+  "cnt": 40,
+  "list": [
+    {
+      "dt": 1718312400,
+      "main": {
+        "temp": 12.84,
+        "feels_like": 12.61,
+        "temp_min": 12.84,
+        "temp_max": 13.87,
+        "pressure": 1010,
+        "sea_level": 1010,
+        "grnd_level": 1004,
+        "humidity": 93,
+        "temp_kf": -1.03
+      },
+      "weather": [
+        {
+          "id": 500,
+          "main": "Rain",
+          "description": "légère pluie",
+          "icon": "10n"
+        }
+      ],
+      "clouds": {
+        "all": 100
+      },
+      "wind": {
+        "speed": 6.07,
+        "deg": 200,
+        "gust": 11.82
+      },
+      "visibility": 10000,
+      "pop": 1,
+      "rain": {
+        "3h": 1.17
+      },
+      "sys": {
+        "pod": "n"
+      },
+      "dt_txt": "2024-06-13 21:00:00"
+    },
+    {
+      "dt": 1718323200,
+      "main": {
+        "temp": 14.27,
+        "feels_like": 14.21,
+        "temp_min": 14.27,
+        "temp_max": 15.25,
+        "pressure": 1009,
+        "sea_level": 1009,
+        "grnd_level": 1002,
+        "humidity": 94,
+        "temp_kf": -0.98
+      },
+      "weather": [
+        {
+          "id": 500,
+          "main": "Rain",
+          "description": "légère pluie",
+          "icon": "10n"
+        }
+      ],
+      "clouds": {
+        "all": 100
+      },
+      "wind": {
+        "speed": 5.33,
+        "deg": 255,
+        "gust": 9.41
+      },
+      "visibility": 10000,
+      "pop": 1,
+      "rain": {
+        "3h": 0.18
+      },
+      "sys": {
+        "pod": "n"
+      },
+      "dt_txt": "2024-06-14 00:00:00"
+    },
+    {
+      "dt": 1718334000,
+      "main": {
+        "temp": 13.46,
+        "feels_like": 13.37,
+        "temp_min": 13.46,
+        "temp_max": 13.46,
+        "pressure": 1008,
+        "sea_level": 1008,
+        "grnd_level": 1002,
+        "humidity": 96,
+        "temp_kf": 0
+      },
+      "weather": [
+        {
+          "id": 500,
+          "main": "Rain",
+          "description": "légère pluie",
+          "icon": "10n"
+        }
+      ],
+      "clouds": {
+        "all": 77
+      },
+      "wind": {
+        "speed": 3.98,
+        "deg": 240,
+        "gust": 10.97
+      },
+      "visibility": 10000,
+      "pop": 0.2,
+      "rain": {
+        "3h": 0.1
+      },
+      "sys": {
+        "pod": "n"
+      },
+      "dt_txt": "2024-06-14 03:00:00"
+    },
+    ...
+  ]
+}
+]]
+
+-- Décoder le JSON
+local data = cjson.decode(json_str)
+
+-- Extraire les 6 premières valeurs du champ "all"
+local cloud_values = {}
+for i = 1, math.min(6, #data.list) do
+    table.insert(cloud_values, data.list[i].clouds.all)
+end
+
+-- Afficher les valeurs extraites
+for i, value in ipairs(cloud_values) do
+    print("Cloud coverage for point " .. i .. ": " .. value)
+end
+