// AddSQLRelHandlers provides handlers for sql special keys tags
func AddSQLRelHandlers(op *parser.OPFactory) {
op.Add("with", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value").([]string)
return []string{fmt.Sprintf("{{table}}.%s = {{parentTable}}.%s", val[0], val[1])}, nil
})
}
// AddSQLQueryHandlers adds handlers for sql query parameters to a OPFactory
func AddSQLQueryHandlers(op *parser.OPFactory) {
//these are used to generate the where clause statement section
op.Add("id", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value")
return []string{fmt.Sprintf("{{table}}.%s = %s", name, val)}, nil
})
op.Add("gte", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value").(int)
return []string{fmt.Sprintf("{{table}}.%s => %d", name, val)}, nil
})
op.Add("gt", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value").(int)
return []string{fmt.Sprintf("{{table}}.%s > %d", name, val)}, nil
})
op.Add("lte", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value").(int)
return []string{fmt.Sprintf("{{table}}.%s <= %d", name, val)}, nil
})
op.Add("lt", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value").(int)
return []string{fmt.Sprintf("{{table}}.%s < %d", name, val)}, nil
})
op.Add("in", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("range") {
return nil, ErrNoValue
}
var inwords []string
ranges := c.Get("range").([]string)
for _, ins := range ranges {
inwords = append(inwords, fmt.Sprintf("{{table}}.%s = %s", name, ins))
}
return []string{strings.Join(inwords, "\nOR ")}, nil
})
op.Add("is", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value")
return []string{fmt.Sprintf("{{table}}.%s = %s", name, val)}, nil
})
op.Add("isnot", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("value") {
return nil, ErrNoValue
}
val := c.Get("value")
return []string{fmt.Sprintf("{{table}}.%s != %s", name, val)}, nil
})
op.Add("range", func(name string, c parser.Collector) ([]string, error) {
if !c.Has("max") && !c.Has("min") {
return nil, ErrNoValue
}
max := c.Get("max")
maxso := fmt.Sprintf("{{table}}.%s => %d", name, max)
min := c.Get("min")
minso := fmt.Sprintf("{{table}}.%s <= %d", name, min)
// orange := strings.Join([]string{minso, maxso}, "\nOR\n")
return []string{minso, maxso}, nil
})
}
