From f677b453cd74483ea3ab5c90a86379e590e5f9d0 Mon Sep 17 00:00:00 2001
From: alterNERDtive <nerd@alternerd.tv>
Date: Tue, 3 Sep 2019 14:56:30 +0200
Subject: [PATCH] initial commit

---
 edsm-getnearest.py | 108 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100755 edsm-getnearest.py

diff --git a/edsm-getnearest.py b/edsm-getnearest.py
new file mode 100755
index 0000000..a3f8099
--- /dev/null
+++ b/edsm-getnearest.py
@@ -0,0 +1,108 @@
+#!/usr/bin/env python3
+import math
+import requests
+import sys
+import tkinter as tk
+
+from tkinter import messagebox
+
+if len(sys.argv) < 3:
+    exit(1)
+
+class EdsmApiException(Exception):
+    pass
+
+def getSystemCoords (system):
+    resp = requests.get('https://www.edsm.net/api-v1/system?systemName={}&showCoordinates=1'.format(system))
+    if resp.status_code != 200:
+        raise EdsmApiException('GET /system/ {}'.format(resp.status_code))
+    try:
+        ret = resp.json()['coords']
+    except TypeError:
+        raise EdsmApiException('System coordinates for {} not found!'.format(system))
+    return ret
+
+def getCmdrCoords (cmdr):
+    resp = requests.get('https://www.edsm.net/api-logs-v1/get-position?commanderName={}&showCoordinates=1'.format(cmdr))
+    if resp.status_code != 200:
+        raise EdsmApiException('GET /get-position/ {}'.format(resp.status_code))
+    try:
+        ret = resp.json()['coordinates']
+    except KeyError:
+        raise EdsmApiException('Coordinates for CMDR {} not found!'.format(cmdr))
+    return ret
+
+def distance (coords1, coords2):
+    return math.sqrt( (coords1['x']-coords2['x'])**2 
+        + (coords1['y']-coords2['y'])**2
+        + (coords1['z']-coords2['z'])**2 )
+
+def getDistances (system, cmdrs):
+    systemcoords = getSystemCoords(system)
+    distances = {}
+    for cmdr in cmdrs:
+        cmdrcoords = getCmdrCoords(cmdr)
+        distances[cmdr] = round(distance(cmdrcoords, systemcoords))
+    return distances
+
+def outputGui():
+    def runsearch(event=None):
+        for child in frame.winfo_children():
+            child.grid_remove()
+            child.destroy()
+        try:
+            distances = getDistances(systemField.get(), cmdrs)
+            nearestCmdr = min(distances,key=distances.get)
+            lbl = tk.Label(
+                    frame, text='nearest CMDR: {} ({} ly from {})'.format(nearestCmdr,
+                        distances[nearestCmdr], system))
+            lbl.grid(row=0, columnspan=2)
+            row = 1
+            for cmdr in distances:
+                row += 1
+                lbl = tk.Label(frame, text='{}:'.format(cmdr))
+                lbl.grid(row=row, column=0)
+                lbl = tk.Label(frame, text='{} ly'.format(distances[cmdr]))
+                lbl.grid(row=row, column=1)
+        except EdsmApiException as e:
+            lbl = tk.Label(frame, text=e)
+            lbl.grid(row=0, columnspan=2)
+    window = tk.Tk()
+    window.title('EDSM nearest CMDR')
+    lbl = tk.Label(window, text='system:')
+    lbl.grid(row=0, column=0)
+    systemField = tk.Entry(window, width=50)
+    systemField.grid(row=0, column=1)
+    systemField.insert(tk.END, system)
+    systemField.focus()
+    frame = tk.Frame(window)
+    frame.grid(row=1, columnspan=3)
+    btn = tk.Button(window, text='get distances', command=runsearch)
+    btn.grid(row=0, column=2)
+    window.geometry('450x200+550+-650')
+    window.bind('<Return>', runsearch)
+    window.attributes('-topmost', True)
+    window.mainloop()
+
+def outputText():
+    try:
+        distances = getDistances(system, cmdrs)
+    except EdsmApiException as e:
+        print(e)
+        exit(1)
+    nearestCmdr = min(distances,key=distances.get)
+    print('nearest CMDR: {} ({} ly from {})'.format(nearestCmdr, 
+        distances[nearestCmdr], system))
+    print()
+    for cmdr in distances:
+        print('{}: {} ly'.format(cmdr, distances[cmdr]))
+
+sys.argv.pop(0) # script name
+system = sys.argv.pop(0)
+cmdrs = sys.argv
+
+outputGui()
+# try:
+    # outputGui()
+# except tk.TclError:
+    # outputText()