Generate Typescript interfaces for multiple swagger api project files

generate-interfaces.sh

#!/bin/bash
set -e

# Root
ROOT_PATH=${PWD}
ROOT_PROJECTS="${ROOT_PATH}/projects"
ROOT_DIST="${ROOT_PATH}/dist"

function print() {
    if [ -z "$1" ]; then
        echo "########## Error: No message provided ##########"
        exit 1
    fi

    echo "########## ${1} ##########"
}

function print-error() {
    if [ -z "$1" ]; then
        print "########## Error: No message provided ##########"
        exit 1
    fi

    print "########## Error: ${1} ##########"
}

function cleanup() {
    rm -f ${ROOT_PATH}/shared/api-interfaces/index.ts
}

function generate-api-interfaces() {
    if [ -z "$1" ]; then
        print-error "project path was not provided"
        exit 1
    fi

    local PROJECT_BASE_PATH=$1
    local PROJECT_NAME=$(basename ${PROJECT_BASE_PATH})

    # convert PROJECT_NAME to CamelCase
    local UNDERSCORE_PROJECT_NAME="${PROJECT_NAME//-/_}"
    local CAMEL_CASE_PROJECT_NAME=$(echo ${UNDERSCORE_PROJECT_NAME} | awk -F _ '{printf "%s", $1; for(i=2; i<=NF; i++) printf "%s", toupper(substr($i,1,1)) substr($i,2); print"";}')
    local FIRST_PART=$(echo ${CAMEL_CASE_PROJECT_NAME} | cut -c1 | tr [a-z] [A-Z])
    local SECOND_PART=$(echo ${CAMEL_CASE_PROJECT_NAME} | cut -c2-)
    local PROJECT_NAME_PASCAL=${FIRST_PART}${SECOND_PART}

    npx swagger-cli bundle -o ${PROJECT_BASE_PATH}/api/${PROJECT_NAME}.json ${PROJECT_BASE_PATH}/api/${PROJECT_NAME}.yaml

    mkdir -p ${ROOT_PATH}/shared/api-interfaces/${PROJECT_NAME}
    npx sw2dts ${PROJECT_BASE_PATH}/api/${PROJECT_NAME}.json >${ROOT_PATH}/shared/api-interfaces/${PROJECT_NAME}/${PROJECT_NAME}.ts
    echo "export * as ${PROJECT_NAME_PASCAL} from './${PROJECT_NAME}/${PROJECT_NAME}';" >>${ROOT_PATH}/shared/api-interfaces/index.ts

    rm ${PROJECT_BASE_PATH}/api/${PROJECT_NAME}.json
}

# Build all projects
cleanup

for PROJECT_DIR in $(find ${ROOT_PROJECTS} -maxdepth 1 -mindepth 1 -type d); do
    generate-api-interfaces ${PROJECT_DIR}
done