1 files changed, 131 insertions, 0 deletions
diff --git a/core/modules/template.sh b/core/modules/template.sh
new file mode 100644
index 0000000..887a47b
--- /dev/null
+++ b/core/modules/template.sh
@@ -0,0 +1,131 @@
+#!/usr/bin/env bash
+# Module: template
+# Description: Genera archivos a partir de plantillas con variables {{var}}, bucles, includes y delimitadores configurables
+# Author: Luis GuLo
+# Version: 0.4.0
+# Dependencies: bash, sed, tee, grep, cat
+
+# 🧭 Detección de raíz del proyecto
+PROJECT_ROOT="${SHFLOW_HOME:-$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." && pwd)}"
+TEMPLATE_DIR="$PROJECT_ROOT/core/templates"
+
+template_task() {
+  local host="$1"; shift
+  declare -A args
+  local start_delim="{{" end_delim="}}" strict="false"
+  declare -A vars
+
+  # 🌐 Cargar traducciones
+  local lang="${shflow_vars[language]:-es}"
+  local trfile="$(dirname "${BASH_SOURCE[0]}")/template.tr.${lang}"
+  declare -A tr
+  if [[ -f "$trfile" ]]; then
+    while IFS='=' read -r k v; do tr["$k"]="$v"; done < "$trfile"
+  fi
+
+  # Parsear argumentos
+  for arg in "$@"; do
+    key="${arg%%=*}"
+    value="${arg#*=}"
+    case "$key" in
+      src) src="$value" ;;
+      dest) dest="$value" ;;
+      become) become="$value" ;;
+      delimiters)
+        start_delim="${value%% *}"
+        end_delim="${value#* }"
+        ;;
+      strict) strict="$value" ;;
+      *) vars["$key"]="$value" ;;
+    esac
+  done
+
+  local prefix=""
+  [ "$become" = "true" ] && prefix="sudo"
+
+  local template_path="$TEMPLATE_DIR/$src"
+  [[ ! -f "$template_path" ]] && echo "$(render_msg "${tr[missing_template]}" "path=$template_path")" && return 1
+
+  local rendered=""
+  local line loop_active="false" loop_key="" loop_buffer=()
+
+  while IFS= read -r line || [[ -n "$line" ]]; do
+    if [[ "$line" =~ ${start_delim}[[:space:]]*include[[:space:]]*\"([^\"]+)\"[[:space:]]*${end_delim} ]]; then
+      include_file="${BASH_REMATCH[1]}"
+      include_path="$TEMPLATE_DIR/$include_file"
+      [[ -f "$include_path" ]] && rendered+=$(cat "$include_path")$'\n'
+      continue
+    fi
+
+    if [[ "$line" =~ ^#LOOP[[:space:]]+([a-zA-Z0-9_]+)$ ]]; then
+      loop_active="true"
+      loop_key="${BASH_REMATCH[1]}"
+      loop_buffer=()
+      continue
+    fi
+
+    if [[ "$line" == "#ENDLOOP" ]]; then
+      loop_active="false"
+      IFS=',' read -r -a items <<< "${vars[$loop_key]}"
+      for item in "${items[@]}"; do
+        for loop_line in "${loop_buffer[@]}"; do
+          rendered+=$(replace_vars "$loop_line" "$item" "$start_delim" "$end_delim")$'\n'
+        done
+      done
+      continue
+    fi
+
+    if [[ "$loop_active" == "true" ]]; then
+      loop_buffer+=("$line")
+      continue
+    fi
+
+    rendered+=$(replace_vars "$line" "" "$start_delim" "$end_delim")$'\n'
+  done < "$template_path"
+
+  if [[ "$strict" == "true" ]]; then
+    missing=$(echo "$rendered" | grep -o "${start_delim}[^${end_delim}]*${end_delim}" | sort -u)
+    if [[ -n "$missing" ]]; then
+      echo "${tr[missing_vars]:-❌ [template] Variables no definidas:}"
+      echo "$missing"
+      return 1
+    fi
+  fi
+
+  echo "$rendered" | $prefix tee "$dest" > /dev/null
+  echo "$(render_msg "${tr[generated]}" "dest=$dest")"
+}
+
+replace_vars() {
+  local line="$1"
+  local item="$2"
+  local start_delim="$3"
+  local end_delim="$4"
+  for key in "${!vars[@]}"; do
+    line="${line//${start_delim}${key}${end_delim}/${vars[$key]}}"
+  done
+  [[ -n "$item" ]] && line="${line//${start_delim}item${end_delim}/$item}"
+  echo "$line"
+}
+
+check_dependencies_template() {
+  local lang="${shflow_vars[language]:-es}"
+  local trfile="$(dirname "${BASH_SOURCE[0]}")/template.tr.${lang}"
+  declare -A tr
+  if [[ -f "$trfile" ]]; then
+    while IFS='=' read -r k v; do tr["$k"]="$v"; done < "$trfile"
+  fi
+
+  local missing=()
+  for cmd in sed tee grep cat; do
+    command -v "$cmd" >/dev/null 2>&1 || missing+=("$cmd")
+  done
+
+  if [[ ${#missing[@]} -gt 0 ]]; then
+    echo "$(render_msg "${tr[missing_deps]}" "cmds=${missing[*]}")"
+    return 1
+  fi
+
+  echo "${tr[deps_ok]:-✅ [template] Todas las dependencias están disponibles}"
+  return 0
+}