# bali_map.py
# Creates an interactive HTML map of Bali (and nearby islands) with readable, always-visible labels.

import folium

DESTINATIONS = {
    "Sacred Monkey Forest": (
        -8.5187511,
        115.2585973,
    ),  # :contentReference[oaicite:0]{index=0}
    "Uluwatu Temple": (
        -8.8291432,
        115.0849069,
    ),  # :contentReference[oaicite:1]{index=1}
    "Sanur Beach": (-8.673889, 115.263611),  # :contentReference[oaicite:2]{index=2}
    "Tanah Lot Temple": (
        -8.618786,
        115.086733,
    ),  # :contentReference[oaicite:3]{index=3}
    "Seminyak Beach": (-8.6925, 115.158611),  # :contentReference[oaicite:4]{index=4}
    "Nusa Dua": (-8.791918, 115.225375),  # :contentReference[oaicite:5]{index=5}
    "Bali Zoo": (-8.59128, 115.26456),  # :contentReference[oaicite:6]{index=6}
    "Mount Batur": (-8.23889, 115.37750),  # :contentReference[oaicite:7]{index=7}
    "Ulun Danu Bratan": (
        -8.275177,
        115.1668487,
    ),  # :contentReference[oaicite:8]{index=8}
    "Tirta Gangga": (-8.411944, 115.5875),  # :contentReference[oaicite:9]{index=9}
    "Pandawa Beach": (-8.84586, 115.18417),  # :contentReference[oaicite:10]{index=10}
    "Jimbaran Bay": (-8.79093, 115.16006),  # :contentReference[oaicite:11]{index=11}
    "Double Six Beach": (
        -8.6975074,
        115.1610332,
    ),  # :contentReference[oaicite:12]{index=12}
    "Devil Tears": (-8.6905650, 115.4302884),  # :contentReference[oaicite:13]{index=13}
    "Kelingking Beach": (
        -8.750644,
        115.474693,
    ),  # :contentReference[oaicite:14]{index=14}
    "Lempuyang Temple": (
        -8.395195,
        115.647885,
    ),  # :contentReference[oaicite:15]{index=15}
    "Canggu Beach": (-8.639877, 115.140172),  # :contentReference[oaicite:16]{index=16}
    "Mount Agung": (-8.340686, 115.503622),  # :contentReference[oaicite:17]{index=17}
}

# --- Map base ---
m = folium.Map(
    location=(-8.45, 115.20),
    zoom_start=9,
    tiles="CartoDB positron",
    control_scale=True,
    zoom_snap=0.1,
    zoom_delta=0.1,
    max_zoom=18,
)

# --- Label styling (readable, always visible) ---
LABEL_STYLE = """
padding: 3px 6px;
font-size: 16px;
font-weight: 600;
color: #111;
white-space: nowrap;
"""

# Per-label pixel offsets (x, y). Positive y moves the label down.
LABEL_OFFSETS = {
    "Nusa Dua": (0, 20),
    "Double Six Beach": (0, 20),
}


def add_point_with_label(name: str, lat: float, lon: float):
    # Small dot at the exact coordinate
    folium.CircleMarker(
        location=(lat, lon),
        radius=4,
        weight=2,
        fill=True,
        fill_opacity=1.0,
        tooltip=name,  # still useful on hover
    ).add_to(m)

    # Slightly offset label so it doesn't sit directly on the dot
    offset_x, offset_y = LABEL_OFFSETS.get(name, (0, 0))
    base_anchor_x, base_anchor_y = (-8, 12)
    folium.Marker(
        location=(lat, lon),
        icon=folium.DivIcon(
            icon_size=(1, 1),
            icon_anchor=(
                base_anchor_x + offset_x,
                base_anchor_y - offset_y,
            ),  # pixel offset: left/up relative to point
            html=f'<div style="{LABEL_STYLE}">{name}</div>',
        ),
    ).add_to(m)


# Add all destinations
lats, lons = [], []
for name, (lat, lon) in DESTINATIONS.items():
    add_point_with_label(name, lat, lon)
    lats.append(lat)
    lons.append(lon)

# Fit map bounds to include Nusa Penida / Lembongan as well
pad = 0.005
m.fit_bounds([[min(lats) - pad, min(lons) - pad], [max(lats) + pad, max(lons) + pad]])

# Output
out_file = "bali_destinations_labeled.html"
m.save(out_file)
print(f"Saved: {out_file}")