Adding irodimus' manual.sh

multi-channel-bash-scripts/README.md

@@ -7,7 +7,7 @@ schedule.
 
 3) Use, "updatechannels.sh" to update each channels' local db with newly added Plex library items. 
 
-All of these scripts need to be placed one level up from all the channels directories. Your directory structure should look something like this:
+All of these scripts need to be placed in the "./channels/" dir. Your directory structure should look something like this:
 
 ```bash
 -channels/

multi-channel-bash-scripts/manual.sh

@@ -0,0 +1,99 @@
+#!/bin/bash
+
+# Credits: irodimus 
+
+# file: manual.sh
+
+#----
+# Simple script to change to specific channel given - triggering start / stop. 
+#----
+
+#---- 
+# To Use:
+# Run script by including the channel you'd like to run as an argument: ex. ./manual.sh 2, ./manual.sh 9
+#
+# Configure something (a tv remote or alexa) to trigger this script. Make sure you move this script just 
+# outside of the pseudo-channel directories:
+# -------------------
+# -channels/
+# --pseudo-channel_1/
+# ---startstop.sh
+# --pseudo-channel_2/
+# ---startstop.sh
+# --pseudo-channel_3/
+# ---startstop.sh
+# --manual.sh <--- on the same level as the 3 channels. 
+#----
+
+# Make sure that each channel dir ends with a "_" + an incrementing number as seen above.
+
+#----BEGIN EDITABLE VARS----
+
+SCRIPT_TO_EXECUTE='startstop.sh'
+
+OUTPUT_PREV_CHANNEL_PATH=.
+
+OUTPUT_PREV_CHANNEL_FILE=".prevplaying"
+
+CHANNEL_DIR_INCREMENT_SYMBOL="_"
+
+#----END EDITABLE VARS-------
+
+FIRST_RUN=false
+
+# Scan the dir to see how many channels there are, store them in an arr.
+CHANNEL_DIR_ARR=( $(find . -maxdepth 1 -type d -name '*'"$CHANNEL_DIR_INCREMENT_SYMBOL"'[[:digit:]]*' -printf "%P\n") )
+
+# If the previous channel txt file doesn't exist already create it (first run?)
+if [ ! -e "$OUTPUT_PREV_CHANNEL_PATH/$OUTPUT_PREV_CHANNEL_FILE" ]; then
+
+	#FIRST_RUN_NUM=$((${#CHANNEL_DIR_ARR[@]}))
+	echo 1 > "$OUTPUT_PREV_CHANNEL_PATH/$OUTPUT_PREV_CHANNEL_FILE"
+
+	echo "First run: $FIRST_RUN_NUM"
+
+	FIRST_RUN=true
+
+fi
+
+# If this script see's there are multiple channels, 
+# then read file, get prevchannel and nextchannel, and trigger next channel:
+if [ "${#CHANNEL_DIR_ARR[@]}" -gt 1 ]; then
+
+	NEXT_CHANNEL=$1
+
+	NEXT_CHANNEL_DIR=( $(find . -maxdepth 1 -type d -name '*'"$CHANNEL_DIR_INCREMENT_SYMBOL""$NEXT_CHANNEL" -printf "%P\n") )
+
+	PREV_CHANNEL_FOUND=false
+
+	echo "+++++ There are ${#CHANNEL_DIR_ARR[@]} channels detected."
+
+	PREV_CHANNEL=$(<$OUTPUT_PREV_CHANNEL_PATH/$OUTPUT_PREV_CHANNEL_FILE)
+
+	PREV_CHANNEL_DIR=( $(find . -maxdepth 1 -type d -name '*'"$CHANNEL_DIR_INCREMENT_SYMBOL""$PREV_CHANNEL" -printf "%P\n") )
+
+	echo "+++++ It looks like the previous channel was: $PREV_CHANNEL"
+
+	echo "+++++ The next channel is: $NEXT_CHANNEL"
+
+	# Write next channel to previous channel file to reference later
+	echo "$NEXT_CHANNEL"  > "$OUTPUT_PREV_CHANNEL_PATH/$OUTPUT_PREV_CHANNEL_FILE"
+
+	# Finally let's trigger the startstop script in both the previous channel and the next channel dirs.
+	# This will stop the previous channels playback & trigger the next channels playback
+
+	if [ "$FIRST_RUN" = false ]; then
+		cd "$OUTPUT_PREV_CHANNEL_PATH"/"$PREV_CHANNEL_DIR" && ./"$SCRIPT_TO_EXECUTE"
+		cd ../"$NEXT_CHANNEL_DIR" && ./"$SCRIPT_TO_EXECUTE"
+	else
+
+		cd "$OUTPUT_PREV_CHANNEL_PATH"/"$NEXT_CHANNEL_DIR" && ./"$SCRIPT_TO_EXECUTE"
+
+	fi
+
+	sleep 1
+	
+
+fi
+
+exit 0