From 70a960aa7734ff4e77e3afa970836aaefddb9e57 Mon Sep 17 00:00:00 2001
From: Keitaroh Kobayashi <keita@kbys.me>
Date: Sat, 3 Feb 2024 16:13:01 +0900
Subject: [PATCH] Fix merge_mbtiles for non-existant source files

---
 bin/merge_mbtiles.sh | 25 ++++++++++++++++++++++---
 1 file changed, 22 insertions(+), 3 deletions(-)

diff --git a/bin/merge_mbtiles.sh b/bin/merge_mbtiles.sh
index 3b26b31..b11c39b 100755
--- a/bin/merge_mbtiles.sh
+++ b/bin/merge_mbtiles.sh
@@ -2,11 +2,30 @@
 #引数を取得
 MUNICIPALITY_CODE=${1}
 
+# mbtilesを統合
+# smartcity_shape と smartcity_csv は元データが無ければ生成されないので、存在しない場合は統合しない
+
+MBTILES_LIST=()
+if [ -f ./smartcity_shape.mbtiles ]; then
+  MBTILES_LIST+=("./smartcity_shape.mbtiles")
+fi
+if [ -f ./smartcity_csv.mbtiles ]; then
+  MBTILES_LIST+=("./smartcity_csv.mbtiles")
+fi
+if [ -f ./smartcity_municipality_mask.mbtiles ]; then
+  MBTILES_LIST+=("./smartcity_municipality_mask.mbtiles")
+fi
+
+if [ ${#MBTILES_LIST[@]} -eq 0 ]; then
+  echo "No mbtiles to merge."
+  exit 1
+fi
+
+echo "Merging ${MBTILES_LIST[@]} into ./$MUNICIPALITY_CODE.mbtiles"
+
 tile-join \
   --force \
   --overzoom \
   --no-tile-size-limit \
   -o ./$MUNICIPALITY_CODE.mbtiles \
-  ./smartcity_shape.mbtiles \
-  ./smartcity_csv.mbtiles \
-  ./smartcity_municipality_mask.mbtiles
+  "${MBTILES_LIST[@]}"