Initial commit

src/main.sh

@@ -0,0 +1,92 @@
+#!/bin/sh
+
+set -eu
+
+# Load helper methods
+. "sh/info.sh"
+
+# Load helper methods
+. "sh/helper.sh"
+
+# Load MusicBrainz methods
+. "sh/mb.sh"
+
+if [ "${1:-}" = "--internal-reload" ]; then
+  sleep 2
+  while [ -f "$LOCKFILE" ]; do
+    sleep 1
+  done
+  cat "$RESULTS"
+  exit 0
+fi
+
+if [ "${1:-}" = "--internal-search" ]; then
+  printf "" >"$RESULTS"
+  if [ -f "$PIDFILE" ]; then
+    pid=$(cat "$PIDFILE")
+    rm -f "$PIDFILE"
+    kill -9 "$pid" >/dev/null 2>&1 || true
+  fi
+  [ ! "${2}" ] && exit 0
+  # Save current pid
+  echo "$$" >"$PIDFILE"
+  sleep 1
+  touch "$LOCKFILE"
+  mb_browse_artists "$2" |
+    $JQ -r '.artists[] | [.id, .type, .name, .disambiguation, .["life-span"].begin, .["life-span"].end] | join("\t")' |
+    awk \
+      -F "\t" \
+      -v format_person="$FORMAT_PERSON" \
+      -v format_group="$FORMAT_GROUP" \
+      -v format_disambiguation="$FORMAT_DISAMBIGUATION" \
+      "$AWK_ARTISTS" |
+    tee "$RESULTS" ||
+    true
+  rm -f "$LOCKFILE" "$PIDFILE"
+  exit 0
+fi
+
+# Load theme
+. "sh/theme.sh"
+
+# Load AWK scripts
+. "sh/awk.sh"
+
+# Load tools
+. "sh/tools.sh"
+
+if [ "${1:-}" = "--help" ]; then
+  $CAT <<EOF
+Usage: \`$0\` [ \`--help\` ]
+
+Options:
+  \`--help\`:  Show this help and exit.
+EOF
+  exit 0
+fi
+
+# Generate filenames for temporary files
+tmpdir=$(mktemp -d)
+LOCKFILE="$tmpdir/lock"
+RESULTS="$tmpdir/results"
+PIDFILE="$tmpdir/pid"
+export LOCKFILE RESULTS PIDFILE
+
+if [ "${1:-}" = "--search" ]; then
+  $0 --internal-search "$2"
+  exit 0
+fi
+
+while true; do
+  sel=$(
+    printf "" |
+      $FZF \
+        --ansi \
+        --no-sort \
+        --disabled \
+        --delimiter="\t" \
+        --with-nth="{2}" \
+        --bind="change:execute-silent($0 --internal-search \$FZF_QUERY &)+reload($0 --internal-reload)"
+  )
+  echo "$sel"
+done