#!/bin/sh
# SeibertGPT – Einrichtung für OpenWork (macOS). Quelle: https://gpt.seibert.ai/clients
# Der Key wird nur lokal abgefragt und landet im Schlüsselbund, nie in einer Datei; gesendet wird er nur an das Gateway.
set -eu
say() { printf '%s\n' "$*"; }
our_config() {
cat <<'SGPT_CONFIG_EOF'
{
  "$schema": "https://opencode.ai/config.json",
  "model": "seibertgpt/deepseek-v41-flash-fast",
  "small_model": "seibertgpt/deepseek-v41-flash-fast",
  "provider": {
    "seibertgpt": {
      "npm": "@ai-sdk/openai-compatible",
      "name": "SeibertGPT",
      "options": {
        "baseURL": "https://api.gpt.seibert.ai/v1",
        "apiKey": "{env:SEIBERTGPT_API_KEY}"
      },
      "models": {
        "deepseek-v41-flash": {
          "name": "Standard mit Denkmodus",
          "tool_call": true,
          "attachment": true,
          "limit": {
            "context": 1000000,
            "output": 32000
          }
        },
        "deepseek-v41-flash-fast": {
          "name": "ohne Denkmodus – schnell",
          "tool_call": true,
          "attachment": true,
          "limit": {
            "context": 1000000,
            "output": 32000
          }
        },
        "deepseek-v41-flash-low": {
          "name": "Denkaufwand niedrig",
          "tool_call": true,
          "attachment": true,
          "limit": {
            "context": 1000000,
            "output": 32000
          }
        },
        "deepseek-v41-flash-high": {
          "name": "Denkaufwand hoch",
          "tool_call": true,
          "attachment": true,
          "limit": {
            "context": 1000000,
            "output": 32000
          }
        },
        "deepseek-v41-flash-max": {
          "name": "Denkaufwand maximal",
          "tool_call": true,
          "attachment": true,
          "limit": {
            "context": 1000000,
            "output": 32000
          }
        }
      }
    }
  }
}
SGPT_CONFIG_EOF
}
merge_jxa() {
cat <<'SGPT_JXA_EOF'
ObjC.import("Foundation");
function run(argv) {
  var target = argv[0], ours = JSON.parse(argv[1]), merge = JSON.parse(argv[2]), absent = JSON.parse(argv[3]);
  var fm = $.NSFileManager.defaultManager;
  function write(path, obj) {
    var ok = $(JSON.stringify(obj, null, 2) + "\n").writeToFileAtomicallyEncodingError(path, true, $.NSUTF8StringEncoding, null);
    if (!ok) throw new Error("Konnte " + path + " nicht schreiben.");
  }
  function get(o, p) { for (var i = 0; i < p.length; i++) { if (o == null || typeof o !== "object") return undefined; o = o[p[i]]; } return o; }
  function set(o, p, v) { for (var i = 0; i < p.length - 1; i++) { if (typeof o[p[i]] !== "object" || o[p[i]] === null) o[p[i]] = {}; o = o[p[i]]; } o[p[p.length - 1]] = v; }
  if (!fm.fileExistsAtPath(target)) { write(target, ours); return "created"; }
  var text = null;
  try { text = $.NSString.stringWithContentsOfFileEncodingError(target, $.NSUTF8StringEncoding, null).js; } catch (e) { text = null; }
  if (typeof text === "string" && text.trim() === "") { write(target, ours); return "created"; }
  var existing;
  try { existing = JSON.parse(text); } catch (e) { existing = null; }
  if (existing === null || typeof existing !== "object" || Array.isArray(existing)) {
    write(target.replace(/\.jsonc?$/, "") + ".seibertgpt.json", ours);
    return "sidecar";
  }
  var stamp = new Date().toISOString().replace(/[-:]/g, "").replace("T", "-").slice(0, 15);
  var backup = target + ".bak-" + stamp;
  if (!fm.copyItemAtPathToPathError(target, backup, null) && !fm.fileExistsAtPath(backup)) {
    throw new Error("Konnte keine Sicherung von " + target + " anlegen.");
  }
  merge.forEach(function (p) { var v = get(ours, p); if (v !== undefined) set(existing, p, v); });
  absent.forEach(function (p) { var v = get(ours, p); if (v !== undefined && get(existing, p) === undefined) set(existing, p, v); });
  write(target, existing);
  return "merged";
}
SGPT_JXA_EOF
}
main() {
say 'SeibertGPT: Einrichtung für OpenWork'
if ! { true; }; then
  say 'OpenWork scheint nicht installiert zu sein. Download: https://openworklabs.com/download'
  printf '%s' 'Trotzdem fortfahren? (j/N) '; read -r ans </dev/tty
  case "$ans" in j|J|y|Y) ;; *) exit 1 ;; esac
fi
printf '%s' 'Pfad zu deinem Workspace-Ordner (Ordner ins Terminal-Fenster ziehen, dann Enter): '; read -r TARGET_DIR </dev/tty
# Terminal setzt beim Hineinziehen Backslashes vor Leerzeichen; manche Apps kopieren Pfade in Quotes.
TARGET_DIR=$(printf '%s' "$TARGET_DIR" | sed -e "s/^'//" -e "s/'\$//" -e 's/\\\(.\)/\1/g')
case "$TARGET_DIR" in "~") TARGET_DIR=$HOME ;; "~/"*) TARGET_DIR="$HOME/${TARGET_DIR#"~/"}" ;; esac
[ -n "$TARGET_DIR" ] && [ -d "$TARGET_DIR" ] || { say "Ordner nicht gefunden: $TARGET_DIR"; exit 1; }
TARGET="$TARGET_DIR/"'opencode.jsonc'
RESULT=$(osascript -l JavaScript -e "$(merge_jxa)" "$TARGET" "$(our_config)" '[["provider","seibertgpt"]]' '[["$schema"],["model"],["small_model"]]') || RESULT=error
case "$RESULT" in
  created) say "Config angelegt: $TARGET" ;;
  merged) say "Config ergänzt: $TARGET (Sicherung daneben: *.bak-…)" ;;
  sidecar) say "Deine Config enthält Kommentare und wurde nicht verändert. Unsere liegt daneben als *.seibertgpt.json – übernimm den Block „seibertgpt“ von Hand." ;;
  *) say "Config konnte nicht geschrieben werden: $TARGET"; exit 1 ;;
esac
say 'In OpenWork: Settings → Environment → SEIBERTGPT_API_KEY mit deinem Key anlegen, dann „Reload OpenCode config“.'
say 'Fertig.'
}
main "$@" </dev/null