#!/usr/bin/env bash
set -euo pipefail

API_KEY="${POSTHOG_API_KEY:?Set POSTHOG_API_KEY env var}"
BASE="https://eu.posthog.com/api/projects/127747"
HEADERS=(-H "Authorization: Bearer $API_KEY" -H "Content-Type: application/json")

create_insight() {
  local payload="$1"
  local response
  response=$(curl -s -X POST "$BASE/insights/" "${HEADERS[@]}" -d "$payload")
  local id
  id=$(echo "$response" | jq -r '.id')
  if [[ "$id" == "null" || -z "$id" ]]; then
    echo "ERROR creating insight: $response" >&2
    exit 1
  fi
  echo "$id"
}

add_to_dashboard() {
  local insight_id="$1"
  local dashboard_id="$2"
  curl -s -X PATCH "$BASE/insights/$insight_id/" "${HEADERS[@]}" \
    -d "{\"dashboards\":[$dashboard_id]}" | jq -r '.id' > /dev/null
}

create_dashboard() {
  local name="$1"
  local response
  response=$(curl -s -X POST "$BASE/dashboards/" "${HEADERS[@]}" \
    -d "{\"name\":\"$name\"}")
  local id
  id=$(echo "$response" | jq -r '.id')
  if [[ "$id" == "null" || -z "$id" ]]; then
    echo "ERROR creating dashboard: $response" >&2
    exit 1
  fi
  echo "$id"
}

echo "=== PostHog Dashboard Oluşturucu ==="
echo ""

# ─── Insight'lar ─────────────────────────────────────────────────────

echo "--- Insight'lar oluşturuluyor ---"

I1=$(create_insight '{
  "name": "Günlük Aktif Kullanıcılar",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [{"kind":"EventsNode","event":"$pageview","math":"dau","name":"DAU"}],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [1/11] Günlük Aktif Kullanıcılar → $I1"

I2=$(create_insight '{
  "name": "Kayıt Trendi",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [{"kind":"EventsNode","event":"user_signed_up","math":"total","name":"Kayıt"}],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [2/11] Kayıt Trendi → $I2"

I3=$(create_insight '{
  "name": "Giriş / Çıkış",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [
        {"kind":"EventsNode","event":"user_logged_in","math":"total","name":"Giriş"},
        {"kind":"EventsNode","event":"user_logged_out","math":"total","name":"Çıkış"}
      ],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [3/11] Giriş / Çıkış → $I3"

I4=$(create_insight '{
  "name": "VIN Arama Hacmi",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [
        {"kind":"EventsNode","event":"vin_decoded","math":"total","name":"Arama"},
        {"kind":"EventsNode","event":"vin_decode_success","math":"total","name":"Başarılı"},
        {"kind":"EventsNode","event":"vin_decode_error","math":"total","name":"Hata"}
      ],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [4/11] VIN Arama Hacmi → $I4"

I5=$(create_insight '{
  "name": "Onboarding Funnel",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "FunnelsQuery",
      "series": [
        {"kind":"EventsNode","event":"user_signed_up","name":"Kayıt"},
        {"kind":"EventsNode","event":"trial_started","name":"Trial"},
        {"kind":"EventsNode","event":"vin_decoded","name":"VIN Arama"},
        {"kind":"EventsNode","event":"vin_decode_success","name":"Başarılı Sonuç"}
      ],
      "dateRange": {"date_from": "-30d"},
      "funnelsFilter": {"funnelWindowInterval": 14, "funnelWindowIntervalUnit": "day"}
    }
  }
}')
echo "  [5/11] Onboarding Funnel → $I5"

I6=$(create_insight '{
  "name": "Monetization Funnel",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "FunnelsQuery",
      "series": [
        {"kind":"EventsNode","event":"vin_decoded","name":"VIN Arama"},
        {"kind":"EventsNode","event":"plan_selected","name":"Plan Seçimi"},
        {"kind":"EventsNode","event":"checkout_started","name":"Checkout"},
        {"kind":"EventsNode","event":"payment_initiated","name":"Ödeme"}
      ],
      "dateRange": {"date_from": "-30d"},
      "funnelsFilter": {"funnelWindowInterval": 14, "funnelWindowIntervalUnit": "day"}
    }
  }
}')
echo "  [6/11] Monetization Funnel → $I6"

I7=$(create_insight '{
  "name": "Core Value Funnel",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "FunnelsQuery",
      "series": [
        {"kind":"EventsNode","event":"user_logged_in","name":"Giriş"},
        {"kind":"EventsNode","event":"vin_decoded","name":"VIN Arama"},
        {"kind":"EventsNode","event":"vin_decode_success","name":"Başarılı Sonuç"}
      ],
      "dateRange": {"date_from": "-30d"},
      "funnelsFilter": {"funnelWindowInterval": 7, "funnelWindowIntervalUnit": "day"}
    }
  }
}')
echo "  [7/11] Core Value Funnel → $I7"

I8=$(create_insight '{
  "name": "Ödeme Trendi",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [
        {"kind":"EventsNode","event":"payment_initiated","math":"total","name":"Ödeme Başlatıldı"},
        {"kind":"EventsNode","event":"receipt_uploaded","math":"total","name":"Dekont Yüklendi"}
      ],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [8/11] Ödeme Trendi → $I8"

I9=$(create_insight '{
  "name": "Trial Başlatma Trendi",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [{"kind":"EventsNode","event":"trial_started","math":"total","name":"Trial"}],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [9/11] Trial Başlatma Trendi → $I9"

I10=$(create_insight '{
  "name": "İptal / Devam",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "TrendsQuery",
      "series": [
        {"kind":"EventsNode","event":"subscription_cancelled","math":"total","name":"İptal"},
        {"kind":"EventsNode","event":"subscription_resumed","math":"total","name":"Devam"}
      ],
      "dateRange": {"date_from": "-30d"},
      "interval": "day"
    }
  }
}')
echo "  [10/11] İptal / Devam → $I10"

I11=$(create_insight '{
  "name": "Ödeme Funnel",
  "query": {
    "kind": "InsightVizNode",
    "source": {
      "kind": "FunnelsQuery",
      "series": [
        {"kind":"EventsNode","event":"plan_selected","name":"Plan Seçimi"},
        {"kind":"EventsNode","event":"checkout_started","name":"Checkout"},
        {"kind":"EventsNode","event":"payment_initiated","name":"Ödeme"},
        {"kind":"EventsNode","event":"receipt_uploaded","name":"Dekont"}
      ],
      "dateRange": {"date_from": "-30d"},
      "funnelsFilter": {"funnelWindowInterval": 7, "funnelWindowIntervalUnit": "day"}
    }
  }
}')
echo "  [11/11] Ödeme Funnel → $I11"

# ─── Dashboard'lar ───────────────────────────────────────────────────

echo ""
echo "--- Dashboard'lar oluşturuluyor ---"

D1=$(create_dashboard "SASE — Genel Bakış")
echo "  Dashboard 1: SASE — Genel Bakış → $D1"

D2=$(create_dashboard "SASE — Funnel'lar")
echo "  Dashboard 2: SASE — Funnel'lar → $D2"

D3=$(create_dashboard "SASE — Abonelik")
echo "  Dashboard 3: SASE — Abonelik → $D3"

# ─── Insight → Dashboard bağlantıları ────────────────────────────────

echo ""
echo "--- Insight'lar dashboard'lara bağlanıyor ---"

# Dashboard 1: Genel Bakış
for id in "$I1" "$I2" "$I3" "$I4"; do
  add_to_dashboard "$id" "$D1"
done
echo "  Genel Bakış: 4 insight bağlandı"

# Dashboard 2: Funnel'lar
for id in "$I5" "$I6" "$I7" "$I8"; do
  add_to_dashboard "$id" "$D2"
done
echo "  Funnel'lar: 4 insight bağlandı"

# Dashboard 3: Abonelik
for id in "$I9" "$I10" "$I11"; do
  add_to_dashboard "$id" "$D3"
done
echo "  Abonelik: 3 insight bağlandı"

echo ""
echo "=== Tamamlandı ==="
echo ""
echo "Dashboard URL'leri:"
echo "  https://eu.posthog.com/project/127747/dashboard/$D1  (Genel Bakış)"
echo "  https://eu.posthog.com/project/127747/dashboard/$D2  (Funnel'lar)"
echo "  https://eu.posthog.com/project/127747/dashboard/$D3  (Abonelik)"
echo ""
echo "Toplam: 11 insight + 3 dashboard oluşturuldu."