From ad60ab7f939049afe1a0e3696157615ed829420b Mon Sep 17 00:00:00 2001
From: Vernon Keenan <vern@taxnexus.net>
Date: Sun, 10 Jan 2021 11:50:48 -0800
Subject: [PATCH] meta, mysql

---
 app/auth0.go |  2 +-
 app/meta.go  | 77 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 app/mysql.go | 26 ++++++++++++++++++
 3 files changed, 104 insertions(+), 1 deletion(-)
 create mode 100644 app/meta.go
 create mode 100644 app/mysql.go

diff --git a/app/auth0.go b/app/auth0.go
index 6169701..cac5f08 100644
--- a/app/auth0.go
+++ b/app/auth0.go
@@ -14,7 +14,7 @@ type auth0TokenResponse struct {
 	TokenType   string
 }
 
-const tokenURL = "https://taxnexus.auth0.com/oauth/token"
+const tokenURL = "https://taxnexus.auth0.com/oauth/token" //nolint:gosec // false positive
 const tokenTimeout = 86400 * time.Second
 const requestTemplate = `
 {
diff --git a/app/meta.go b/app/meta.go
new file mode 100644
index 0000000..e591c44
--- /dev/null
+++ b/app/meta.go
@@ -0,0 +1,77 @@
+package app
+
+import (
+	"fmt"
+	"time"
+)
+
+// InjectResponseMeta takes a ResopnseMeta instance and injects additional metadata
+func InjectResponseMeta(r *ResponseMeta) *ResponseMeta {
+	theResponseMeta := ResponseMeta{
+		Contact:            "Contact Taxnexus at https://taxnexus.net/, info@taxnexus.net or +1-510-679-1900",
+		Copyright:          "Taxnexus API and all Taxnexus content is Copyright (c) 2018-2020 by Taxnexus, Inc. All Rights Reserved.", //nolint:lll // response text
+		License:            "Proprietary - Do Not Copy",
+		Pagination:         r.Pagination,
+		TaxnexusAccount:    r.TaxnexusAccount,
+		ServerInfo:         r.ServerInfo,
+		ServerResponseTime: r.ServerResponseTime,
+		ServerTimestamp:    r.ServerTimestamp,
+		RequestType:        r.RequestType,
+		RequestIP:          r.RequestIP,
+		RequestURL:         r.RequestURL,
+	}
+	return &theResponseMeta
+}
+
+// NewResponseMeta creates a template meta response
+func NewResponseMeta() *ResponseMeta {
+	return &ResponseMeta{
+		Contact:   "Contact Taxnexus at https://taxnexus.net/, info@taxnexus.net or +1-510-679-1900",
+		Copyright: "Taxnexus API and all Taxnexus content is Copyright (c) 2018-2020 by Taxnexus, Inc. All Rights Reserved.", //nolint:lll // response text
+		License:   "Proprietary - Do Not Copy",
+		Pagination: &Pagination{
+			Limit:    1,
+			Pagesize: 1,
+			Poffset:  0,
+			Setsize:  1,
+		},
+		ServerInfo:      "Taxnexus v1.2.7  - Go",
+		ServerTimestamp: fmt.Sprint(time.Now().Local()),
+	}
+}
+
+// NewResponseMetaWithPagination creates a template meta response with pagination
+func NewResponseMetaWithPagination(p *Pagination) *ResponseMeta {
+	return &ResponseMeta{
+		Contact:         "Contact Taxnexus at https://taxnexus.net/, info@taxnexus.net or +1-510-679-1900",
+		Copyright:       "Taxnexus API and all Taxnexus content is Copyright (c) 2018-2020 by Taxnexus, Inc. All Rights Reserved.", //nolint:lll // response text
+		License:         "Proprietary - Do Not Copy",
+		ServerInfo:      "Taxnexus v1.2.7  - Go",
+		ServerTimestamp: fmt.Sprint(time.Now()),
+		Pagination:      p,
+	}
+}
+
+// ResponseMeta is a struct
+type ResponseMeta struct {
+	Contact            string
+	Copyright          string
+	License            string
+	OperationID        string
+	Pagination         *Pagination
+	RequestIP          string
+	RequestType        string
+	RequestURL         string
+	ServerInfo         string
+	ServerResponseTime string
+	ServerTimestamp    string
+	TaxnexusAccount    string
+}
+
+// Pagination is a struct
+type Pagination struct {
+	Limit    int64
+	Pagesize int64
+	Poffset  int64
+	Setsize  int64
+}
diff --git a/app/mysql.go b/app/mysql.go
new file mode 100644
index 0000000..82227f2
--- /dev/null
+++ b/app/mysql.go
@@ -0,0 +1,26 @@
+package app
+
+import (
+	"database/sql"
+)
+
+// MyDB is the MySQL handler variable
+var MyDB *sql.DB
+
+// InitDB initializes the MySQL database using DSN information from the config file
+func InitDB() {
+	var db *sql.DB
+	var err error
+	if GetDBMS() == "mysql" {
+		db, err = sql.Open("mysql", GetDSN())
+	} else {
+		sugar.Fatalf("app.InitDB: 💣 ⛔ unknown DBMS: %s", GetDBMS())
+		return
+	}
+	if err != nil {
+		sugar.Fatalf("app.InitDB: 💣 ⛔ Can't log on to DBMS host: %w", err)
+		return
+	}
+	MyDB = db
+	sugar.Debugf("app.InitDB: 👍 📤 %s", GetDBMS())
+}