Adding ForgeAPI version pinning and dependency download. (#1308)

Co-authored-by: christopher blodgett <christopher.blodgett@gmail.com>
Co-authored-by: Geoff Bourne <itzgeoff@gmail.com>

scripts/start-setupForgeApiMods

@@ -7,6 +7,7 @@ set -e -o pipefail
 : "${MODS_FORGEAPI_PROJECTIDS:=}"
 : "${MODS_FORGEAPI_FILE:=}"
 : "${MODS_FORGEAPI_RELEASES:=RELEASE}"
+: "${MODS_FORGEAPI_DOWNLOAD_DEPENDENCIES:=false}"
 : "${REMOVE_OLD_MODS_DEPTH:=1} "
 : "${REMOVE_OLD_MODS_INCLUDE:=*.jar}"
 
@@ -36,11 +37,11 @@ ensureModKey(){
 # NOTE: downcasing release type for comparing types.
 updateReleaseNumber(){
   releaseType=$1
-  if [ "release" = "${releaseType,,}" ]; then
+  if [ "release" = "${releaseType,,}" ] || [ 1 = "${releaseType,,}" ]; then
     RELEASE_NUMBER_FILTER=1
-  elif [ "beta" = "${releaseType,,}" ]; then
+  elif [ "beta" = "${releaseType,,}" ] || [ 2 = "${releaseType,,}" ]; then
     RELEASE_NUMBER_FILTER=2
-  elif [ "alpha" = "${releaseType,,}" ]; then
+  elif [ "alpha" = "${releaseType,,}" ] || [ 3 = "${releaseType,,}" ]; then
     RELEASE_NUMBER_FILTER=3
   fi
 }
@@ -52,12 +53,12 @@ retrieveVersionTypeNumber(){
     -H 'Accept: application/json' -H 'x-api-key: '${MODS_FORGEAPI_KEY}'')
 
   if [ ! "$minecraft_types" ]; then
-    log "ERROR: unable to retrieve version types for ${VERSION_NAME} from ForgeAPI"
+    log "ERROR: unable to retrieve version types for ${VERSION_NAME} from ForgeAPI. Check Forge API key or supplied Minecraft version"
     exit 2
   fi
 
   TYPE_ID=$(jq -n "$minecraft_types" | jq --arg VERSION_NAME "$VERSION_NAME" -jc '
-      .data[] | select(.name==$VERSION_NAME) | .id')
+      .data[]? | select(.name==$VERSION_NAME) | .id')
 
   if [ ! "$TYPE_ID" ]; then
     log "ERROR: unable to retrieve version types for ${VERSION_NAME} from ForgeAPI"
@@ -68,6 +69,7 @@ retrieveVersionTypeNumber(){
 modFileByProjectID(){
   project_id=$(echo $1 | tr -d '"')
   project_id_release_type=$2
+  project_id_file_name=$3
   unset PROJECT_FILE
 
   # if Type id isn't defined use minecraft version to go get it.
@@ -100,9 +102,13 @@ modFileByProjectID(){
     fi
     # grabs the highest ID of the releaseTypes selected.
     # Default is 1 for Release, Beta is 2, and Alpha is 3. Using less than we can validate highest release.
-    current_project_file=$(jq -n "$project_files" | jq --arg RELEASE_FILTER "$RELEASE_NUMBER_FILTER" -jc '
-      .data | sort_by(.id) | reverse | map(select(.releaseType<=($RELEASE_FILTER|tonumber))) | .[0]')
-
+    if [ $project_id_file_name ]; then
+      current_project_file=$(jq -n "$project_files" | jq --arg FILE_NAME "$project_id_file_name" -jc '
+        .data | map(select(.fileName<=($FILE_NAME))) | .[0]')
+    else
+      current_project_file=$(jq -n "$project_files" | jq --arg RELEASE_FILTER "$RELEASE_NUMBER_FILTER" -jc '
+        .data | sort_by(.id) | reverse | map(select(.releaseType<=($RELEASE_FILTER|tonumber))) | .[0]')
+    fi
     # Logic to grab the latest release over the entire pagination
     if [ ! "$PROJECT_FILE" ]; then
       PROJECT_FILE=$current_project_file
@@ -143,6 +149,40 @@ downloadModPackfromModFile() {
   fi
 }
 
+downloadDependencies(){
+  if [ "$PROJECT_FILE" ]; then
+    dependencies=$(jq -n "$PROJECT_FILE" | jq -jc '.dependencies' )
+    required_dependencies=$(jq -n "$dependencies" | jq --arg REQUIRED_FILTER "3" -jc '
+      map(select(.relationType==($REQUIRED_FILTER|tonumber)))')
+    if [ "$required_dependencies" ]; then
+      jq -n "$required_dependencies" | jq -c '.[]?' | while read current_dependency; do
+        mod_id=$(jq -n "$current_dependency" | jq -jc '.modId' )
+
+        # BROKEN: Example Voice mod keeps returning the voice mod file id instead of the mod file id.
+        # file_id=$(jq -n "$current_dependency" | jq -jc '.fileId' )
+        # dependency_data=$(curl -X GET -s \
+        #   "${FORGEAPI_BASE_URL}/mods/${mod_id}/files/${file_id}/download-url" \
+        #   -H 'Accept: application/json' -H 'x-api-key: '${MODS_FORGEAPI_KEY}'')  
+        # if [ ! "$dependency_data" ]; then
+        #   log "ERROR: unable to retrieve dependency data files for ${project_id} from ForgeAPI"
+        #   exit 2
+        # fi
+        # dependency_download_url=$(jq -n "$dependency_data" | jq -jc '.data' )
+        # echo "Downloading dependency ${dependency_download_url}"
+        # if ! get -o "${out_dir}/" $dependency_download_url ; then 
+        #   log "ERROR: failed to download dependency from ${dependency_download_url}"
+        #   exit 2
+        # fi
+
+        # Using current mod path and release to go get the REQUIRED DEPENDENCY
+        # NOTE: we are ASUMING it will be release.
+        modFileByProjectID $mod_id "release"
+        downloadModPackfromModFile
+      done
+    fi
+  fi
+}
+
 # Use forge api json file to filter and download the correct mods
 if [ "$MODS_FORGEAPI_FILE" ] && [ -z "$MODS_FORGEAPI_PROJECTIDS" ]; then
   ensureModKey
@@ -150,18 +190,19 @@ if [ "$MODS_FORGEAPI_FILE" ] && [ -z "$MODS_FORGEAPI_PROJECTIDS" ]; then
     log "ERROR: given MODS_FORGEAPI_FILE file does not exist"
     exit 2
   fi
-  MODS_FORGEAPI_PROJECTIDS=$(jq --raw-output '[.[] | .projectId] | join(",")' $MODS_FORGEAPI_FILE)
-  if [ ! "$MODS_FORGEAPI_PROJECTIDS" ]; then
-    log "ERROR: unable to retrieve packs from $MODS_FORGEAPI_FILE"
-    exit 2
-  fi
 
   # Needs loop here to look up release types befor calling download.
-  for project_id in ${MODS_FORGEAPI_PROJECTIDS//,/ }; do
-    current_release_type=$(jq --arg PROJECT_ID "$project_id" -jc '
-      .[] | select(.projectId==$PROJECT_ID) | .releaseType' "$MODS_FORGEAPI_FILE")
-    modFileByProjectID $project_id $current_release_type
-    downloadModPackfromModFile    
+  jq -n "$required_dependencies" | jq -c '.[]?' | while read current_project; do
+    # Per stack overflow we can use //empty to return empty string that works with -z
+    project_id=$(jq -n "$current_project" | jq -jc '.projectId // empty' )
+    current_release_type=$(jq -n "$current_project" | jq -jc '.releaseType // empty' )
+    current_file_name=$(jq -n "$current_project" | jq -jc '.fileName // empty' )
+
+    modFileByProjectID $project_id $current_release_type $current_file_name
+    downloadModPackfromModFile
+    if isTrue "${MODS_FORGEAPI_DOWNLOAD_DEPENDENCIES}"; then
+      downloadDependencies
+    fi
   done
 fi
 
@@ -170,7 +211,10 @@ if [ "$MODS_FORGEAPI_PROJECTIDS" ] && [ -z "$MODS_FORGEAPI_FILE" ]; then
   ensureModKey
   for project_id in ${MODS_FORGEAPI_PROJECTIDS//,/ }; do
     modFileByProjectID $project_id 
-    downloadModPackfromModFile    
+    downloadModPackfromModFile
+    if isTrue "${MODS_FORGEAPI_DOWNLOAD_DEPENDENCIES}"; then
+      downloadDependencies
+    fi
   done
 fi