47c5be1038
* Added comments to all cmds files * Removed unused test files * Removed unimplemented command 'update'
67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
package cmds
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import (
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"fmt"
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"text/template"
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"github.com/pobri19/sqlboiler/dbdrivers"
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"github.com/spf13/cobra"
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)
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// init the "select" command
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func init() {
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SQLBoiler.AddCommand(selectCmd)
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selectCmd.Run = selectRun
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}
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var selectCmd = &cobra.Command{
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Use: "select",
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Short: "Generate select statement helpers from table definitions",
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}
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// selectRun executes the select command, and generates the select statement
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// boilerplate from the select file.
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func selectRun(cmd *cobra.Command, args []string) {
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err := outHandler(generateSelects())
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if err != nil {
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errorQuit(err)
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}
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}
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// generateSelects returns a slice of each template execution result.
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// Each of these results holds a select statement generated from the select template.
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func generateSelects() [][]byte {
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t, err := template.New("select.tpl").Funcs(template.FuncMap{
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"makeGoColName": makeGoColName,
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"makeGoVarName": makeGoVarName,
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"makeSelectParamNames": makeSelectParamNames,
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}).ParseFiles("templates/select.tpl")
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if err != nil {
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errorQuit(err)
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}
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outputs, err := processTemplate(t)
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if err != nil {
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errorQuit(err)
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}
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return outputs
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}
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// makeSelectParamNames takes a []DBTable and returns a comma seperated
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// list of parameter names with for the select statement template.
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// It also uses the table name to generate the "AS" part of the statement, for
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// example: var_name AS table_name_var_name, ...
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func makeSelectParamNames(tableName string, data []dbdrivers.DBTable) string {
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var paramNames string
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for i := 0; i < len(data); i++ {
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paramNames = fmt.Sprintf("%s%s AS %s", paramNames, data[i].ColName,
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makeDBColName(tableName, data[i].ColName),
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)
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if len(data) != i+1 {
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paramNames = paramNames + ", "
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}
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}
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return paramNames
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}
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